브로민화 알루미늄, 무수물

Aluminum bromide

HCID 24409CAS 7727-15-3

기본 정보

표준 SMILES
[Br][Al]([Br])[Br]
InChIKey
PQLAYKMGZDUDLQ-UHFFFAOYSA-K
분자식
AlBr3
평균 분자량
266.69 g/mol
단동위원소 질량
263.73655

이름 및 식별자

우선 이름
Aluminum bromide
IUPAC
tribromoalumane
현지명
브로민화 알루미늄, 무수물
영어명
Aluminum Bromide
분자식
AlBr3
분자량
266.69

이름 및 동의어

ALUMINUM BROMIDE7727-15-3Aluminum tribromideTribromoaluminumAluminum bromide, anhydrousAluminum bromide (anhydrous)HSDB 2066Aluminum bromide, anhydrous(DOT)UNII-IY20HBK5LKIY20HBK5LKEINECS 231-779-7NSC 87608
이름 더 보기
브로민화알루미늄,무수물브로민화알루미늄,무수물브롬화알루미늄AlBr3Aluminium tribromideuminum bromidealuminumtribromideAluminumbromide,99%aluminumbromide(albr3)
NSC-87608Aluminium BromatumRefChem:5535ALUMINUM BROMIDE, (ANHYDROUS)231-779-7ALUMINUM TRIBROMIDE (ALBR3)Aluminium bromidetribromoalumane

데이터베이스 식별자

CAS
7727-15-3
PubChem CID
24409
EC Number
231-779-7

물성

구조 계산 물성

극성 표면적
0 Ų
수소 결합 공여자 수
0
수소 결합 수용자 수
0
회전 가능 결합 수
0
무거운 원자 수
4

실험 및 물리화학적 성질

Density3.2
Color/Form · 2건

White-yellowish monoclinic crystals

White to yellowish-red lumps

Solubility · 3건

It is similar to anhydrous AlCl3 but is more reactive and more sol in organic media. ... Fumes strongly in air; combines with water with violence.

Sol in many organic solvents such as benzene, nitrobenzene, toluene, xylene, simple hydrocarbons

Sol in ether

Boiling Point255 °C
DecompositionWhen heated to decomposition it emits toxic fumes of /hydrogen bromide/.
Melting Point97.5 °C

물리화학적 성질

녹는점
94 · 94-98 °C(lit.)
끓는 점
265 °C · 265 °C
밀도
3.205 g/mL · 3.205 g/mL at 25 °C(lit.)
증기압
1 mm · 1 mm Hg ( 81.3 °C)
인화점
268 °C · 268°C subl.
저장 조건
2 · 2-8°C

화학적 성질

White Crystalline Powder

안전 및 규제

GHS 분류

GHS Classification · 5건

Danger

H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral];H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]

P260, P264, P270, P280, P301+P317, P301+P330+P331, P302+P361+P354, P304+P340, P305+P354+P338, P316, P321, P330, P363, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 46 reports by companies from 4 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.;Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.

유해성 정보

Hazards IdentificationWater-reactive material (WR)
Regulatory Information · 3건

Chemical: Aluminium bromide (AlBr3)

Aluminium bromide anhydrous: Does not have an individual approval but may be used under an appropriate group standard

The New Jersey Worker and Community Right to Know Act requires public and private employers to provide information about hazardous substances at their workplaces. (N.J.S.A. 34:5A-1 et. seq.)

DOT Label · 2건

Corrosive

Corrosive

Fire Hazards · 4건

Excerpt from ERG Guide 137 [Substances - Water-Reactive - Corrosive]:;EXCEPT FOR ACETIC ANHYDRIDE (UN1715), THAT IS FLAMMABLE, some of these materials may burn, but none ignite readily. May ignite combustibles (wood, paper, oil, clothing, etc.). Substance will react with water (some violently), releasing corrosive and/or toxic gases and runoff. Flammable/toxic gases may accumulate in confined areas (basement, tanks, hopper/tank cars, etc.). Contact with metals may evolve flammable hydrogen gas. Containers may explode when heated or if contaminated with water. Substance may be transported in a molten form. (ERG, 2024)

Excerpt from ERG Guide 154 [Substances - Toxic and/or Corrosive (Non-Combustible)]:;Non-combustible, substance itself does not burn but may decompose upon heating to produce corrosive and/or toxic fumes. Some are oxidizers and may ignite combustibles (wood, paper, oil, clothing, etc.). Corrosives in contact with metals may evolve flammable hydrogen gas. Containers may explode when heated. For electric vehicles or equipment, ERG Guide 147 (lithium ion or sodium ion batteries) or ERG Guide 138 (sodium batteries) should also be consulted. (ERG, 2024)

· EXCEPT FOR ACETIC ANHYDRIDE (UN1715), THAT IS FLAMMABLE, some of these materials may burn, but none ignite readily.;· May ignite combustibles (wood, paper, oil, clothing, etc.).;· Substance will react with water (some violently), releasing corrosive and/or toxic gases and runoff.;· Flammable/toxic gases may accumulate in confined areas (basement, tanks, hopper/tank cars, etc.).;· Contact with metals may evolve flammable hydrogen gas.;· Containers may explode when heated or if contaminated with water.;· Substance may be transported in a molten form.

· Non-combustible, substance itself does not burn but may decompose upon heating to produce corrosive and/or toxic fumes.;· Some are oxidizers and may ignite combustibles (wood, paper, oil, clothing, etc.).;· Corrosives in contact with metals may evolve flammable hydrogen gas.;· Containers may explode when heated.;· For electric vehicles or equipment, GUIDE 147 (lithium ion or sodium ion batteries) or GUIDE 138 (sodium batteries) should also be consulted.

Fire Potential · 3건

Certain polymerization catalysts, such as aluminum alkyls, react & burn violently on contact with water. /Aluminum alkyls/

Aluminum alkyls are organic aluminum compounds that are highly reactive and dangerous because of spontaneous burning in air. /Aluminum alkyls/

Prophoric material in flammable solvent. Vapors are heavier than air & may travel to a source of ignition & flash back. /Aluminum alkyls/

Health Hazards · 4건

Excerpt from ERG Guide 137 [Substances - Water-Reactive - Corrosive]:;CORROSIVE and/or TOXIC; inhalation, ingestion or contact (skin, eyes) with vapors, dusts or substance may cause severe injury, burns or death. Fire will produce irritating, corrosive and/or toxic gases. Reaction with water may generate much heat that will increase the concentration of fumes in the air. Contact with molten substance may cause severe burns to skin and eyes. Runoff from fire control or dilution water may cause environmental contamination. (ERG, 2024)

Excerpt from ERG Guide 154 [Substances - Toxic and/or Corrosive (Non-Combustible)]:;TOXIC and/or CORROSIVE; inhalation, ingestion or skin contact with material may cause severe injury or death. Contact with molten substance may cause severe burns to skin and eyes. Avoid any skin contact. Fire may produce irritating, corrosive and/or toxic gases. Runoff from fire control or dilution water may be corrosive and/or toxic and cause environmental contamination. (ERG, 2024)

· CORROSIVE and/or TOXIC; inhalation, ingestion or contact (skin, eyes) with vapors, dusts or substance may cause severe injury, burns or death.;· Fire will produce irritating, corrosive and/or toxic gases.;· Reaction with water may generate much heat that will increase the concentration of fumes in the air.;· Contact with molten substance may cause severe burns to skin and eyes.;· Runoff from fire control or dilution water may cause environmental contamination.

· TOXIC and/or CORROSIVE; inhalation, ingestion or skin contact with material may cause severe injury or death.;· Contact with molten substance may cause severe burns to skin and eyes.;· Avoid any skin contact.;· Fire may produce irritating, corrosive and/or toxic gases.;· Runoff from fire control or dilution water may be corrosive and/or toxic and cause environmental contamination.

안전 및 보호

Fire Fighting · 2건

Excerpt from ERG Guide 137 [Substances - Water-Reactive - Corrosive]:;When material is not involved in fire, do not use water on material itself.;SMALL FIRE: Dry chemical or CO2. If it can be done safely, move undamaged containers away from the area around the fire.;LARGE FIRE: Flood fire area with large quantities of water, while knocking down vapors with water fog. If insufficient water supply, responders should withdraw.;FIRE INVOLVING TANKS, RAIL TANK CARS OR HIGHWAY TANKS: Cool containers with flooding quantities of water until well after fire is out. Do not get water inside containers. Withdraw immediately in case of rising sound from venting safety devices or discoloration of tank. ALWAYS stay away from tanks in direct contact with flames. (ERG, 2024)

Excerpt from ERG Guide 154 [Substances - Toxic and/or Corrosive (Non-Combustible)]:;SMALL FIRE: Dry chemical, CO2 or water spray.;LARGE FIRE: Dry chemical, CO2, alcohol-resistant foam or water spray. If it can be done safely, move undamaged containers away from the area around the fire. Dike runoff from fire control for later disposal.;FIRE INVOLVING TANKS, RAIL TANK CARS OR HIGHWAY TANKS: Fight fire from maximum distance or use unmanned master stream devices or monitor nozzles. Do not get water inside containers. Cool containers with flooding quantities of water until well after fire is out. Withdraw immediately in case of rising sound from venting safety devices or discoloration of tank. ALWAYS stay away from tanks in direct contact with flames. (ERG, 2024)

Accidental Release Measures · 4건

· CALL 911. Then call emergency response telephone number on shipping paper. If shipping paper not available or no answer, refer to appropriate telephone number listed on the inside back cover.;· Keep unauthorized personnel away.;· Stay upwind, uphill and/or upstream.;· Ventilate closed spaces before entering, but only if properly trained and equipped.

· Do not touch damaged containers or spilled material unless wearing appropriate protective clothing.;· Stop leak if you can do it without risk.;· Use water spray to reduce vapors; do not put water directly on leak, spill area or inside container.;· Keep combustibles (wood, paper, oil, etc.) away from spilled material.;Small Spill;· Cover with DRY earth, DRY sand or other non-combustible material followed with plastic sheet to minimize spreading or contact with rain.;· Use clean, non-sparking tools to collect material and place it into loosely covered plastic containers for later disposal.;· Prevent entry into waterways, sewers, basements or confined areas.

· CALL 911. Then call emergency response telephone number on shipping paper. If shipping paper not available or no answer, refer to appropriate telephone number listed on the inside back cover.;· Keep unauthorized personnel away.;· Stay upwind, uphill and/or upstream.;· Ventilate closed spaces before entering, but only if properly trained and equipped.

· ELIMINATE all ignition sources (no smoking, flares, sparks or flames) from immediate area.;· Do not touch damaged containers or spilled material unless wearing appropriate protective clothing.;· Stop leak if you can do it without risk.;· Prevent entry into waterways, sewers, basements or confined areas.;· Absorb or cover with dry earth, sand or other non-combustible material and transfer to containers.;· DO NOT GET WATER INSIDE CONTAINERS.

First Aid · 4건

Excerpt from ERG Guide 137 [Substances - Water-Reactive - Corrosive]:;Refer to the "General First Aid" section. Specific First Aid: For corrosives, in case of contact, immediately flush skin or eyes with running water for at least 30 minutes. Additional flushing may be required. Removal of solidified molten material from skin requires medical assistance. (ERG, 2024)

Excerpt from ERG Guide 154 [Substances - Toxic and/or Corrosive (Non-Combustible)]:;Refer to the "General First Aid" section. Specific First Aid: For corrosives, in case of contact, immediately flush skin or eyes with running water for at least 30 minutes. Additional flushing may be required. (ERG, 2024)

General First Aid:;· Call 911 or emergency medical service.;· Ensure that medical personnel are aware of the material(s) involved, take precautions to protect themselves and avoid contamination.;· Move victim to fresh air if it can be done safely.;· Administer oxygen if breathing is difficult.;· If victim is not breathing:;-- DO NOT perform mouth-to-mouth resuscitation; the victim may have ingested or inhaled the substance.;-- If equipped and pulse detected, wash face and mouth, then give artificial respiration using a proper respiratory medical device (bag-valve mask, pocket mask equipped with a one-way valve or other device).;-- If no pulse detected or no respiratory medical device available, provide continuous compressions. Conduct a pulse check every two minutes or monitor for any signs of spontaneous respirations.;· Remove and isolate contaminated clothing and shoes.;· For minor skin contact, avoid spreading material on unaffected skin.;· In case of contact with substance, remove immediately by flushing skin or eyes with running water for at least 20 minutes.;· For severe burns, immediate medical attention is required.;· Effects of exposure (inhalation, ingestion, or skin contact) to substance may be delayed.;· Keep victim calm and warm.;· Keep victim under observation.;· For further assistance, contact your local Poison Control Center.;· Note: Basic Life Support (BLS) and Advanced Life Support (ALS) should be done by trained professionals.;Specific First Aid:;· For corrosives, in case of contact, immediately flush skin or eyes with running water for at least 30 minutes. Additional flushing may be required.

General First Aid:;· Call 911 or emergency medical service.;· Ensure that medical personnel are aware of the material(s) involved, take precautions to protect themselves and avoid contamination.;· Move victim to fresh air if it can be done safely.;· Administer oxygen if breathing is difficult.;· If victim is not breathing:;-- DO NOT perform mouth-to-mouth resuscitation; the victim may have ingested or inhaled the substance.;-- If equipped and pulse detected, wash face and mouth, then give artificial respiration using a proper respiratory medical device (bag-valve mask, pocket mask equipped with a one-way valve or other device).;-- If no pulse detected or no respiratory medical device available, provide continuous compressions. Conduct a pulse check every two minutes or monitor for any signs of spontaneous respirations.;· Remove and isolate contaminated clothing and shoes.;· For minor skin contact, avoid spreading material on unaffected skin.;· In case of contact with substance, remove immediately by flushing skin or eyes with running water for at least 20 minutes.;· For severe burns, immediate medical attention is required.;· Effects of exposure (inhalation, ingestion, or skin contact) to substance may be delayed.;· Keep victim calm and warm.;· Keep victim under observation.;· For further assistance, contact your local Poison Control Center.;· Note: Basic Life Support (BLS) and Advanced Life Support (ALS) should be done by trained professionals.;Specific First Aid:;· For corrosives, in case of contact, immediately flush skin or eyes with running water for at least 30 minutes. Additional flushing may be required.

Exposure Control and Personal Protection · 3건

· Wear positive pressure self-contained breathing apparatus (SCBA).;· Wear chemical protective clothing that is specifically recommended by the manufacturer when there is NO RISK OF FIRE.;· Structural firefighters' protective clothing provides thermal protection but only limited chemical protection.

· Wear positive pressure self-contained breathing apparatus (SCBA).;· Wear chemical protective clothing that is specifically recommended by the manufacturer when there is NO RISK OF FIRE.;· Structural firefighters' protective clothing provides thermal protection but only limited chemical protection.

TIH (Toxic Inhalation Hazard) - Term used to describe gases and volatile liquids that are toxic when inhaled. Some are TIH materials themselves, e.g., chlorine, and some release TIH gases when spilled in water, e.g., chlorosilanes. [ERG 2016].

Fire Fighting Procedures · 3건

If material on fire or involved in fire: Extinguish fire using agent suitable for type of surrounding fire. (Material itself does not burn or burns with difficulty.) Use dry chemical, dry sand, or carbon dioxide. Do not use water on material itself. If large quantities of combustibles are involved, use water in flooding quantities as spray and fog. Use water spray to knock-down vapors. Cool all affected containers with flooding quantities of water. Apply water from as far a distance as possible. /Aluminum bromide, solution/

If material involved in fire: Do not use water on material itself. If large quantities of combustibles are involved, use water in flooding quantities as spray and fog. Use water spray to knock-down vapors. /Aluminum bromide, anhydrous/

Stop flow of liquid before extinguishing fire. Use dry chemical or carbon dioxide. DO NOT use water as straight stream directly on spilled material. Water fog can be used to control fire. DO NOT use halogenated extinguishing agents on spilled material. Violent reaction may result. Use water spray to keep fire-exposed containers cool. Fight fire from protected location or maximum possible distance. /Aluminum Alkyls/

Storage Conditions · 5건

Extremely reactive with air, moisture and compounds containing active hydrogen and therefore must be kept under a blanket of inert gas. /Aluminum alkyls/

In general, materials ... toxic as stored or which can decompose into toxic components ... Should be stored in cool ... ventilated place, out of ... sun, away from ... fire hazard ... be periodically inspected and monitored. Incompatible materials should be isolated ...

All possibility of contact with water must be avoided. Solution containing not more than 20% of these compounds in non-reactive solvents, however, can be handled without risk of spontaneous ignition. /Aluminum alkyls/

Must be stored in an inert atmosphere; sensitive to oxidation and hydrolysis in air. /Trialkylaluminums/

Separate from air, water, halocarbons, alcohols. Store in a cool, dry, well-ventilated location. Outside or detached storage is preferred. Inside storage should be in a standard flammable liquid storage warehouse, room, or cabinet. /Aluminum alkyls/

독성 정보

Treatment · 1건

EYES: irrigate opened eyes for several minutes under running water. INGESTION: do not induce vomiting. Rinse mouth with water (never give anything by mouth to an unconscious person). Seek immediate medical advice. SKIN: should be treated immediately by rinsing the affected parts in cold running water for at least 15 minutes, followed by thorough washing with soap and water. If necessary, the person should shower and change contaminated clothing and shoes, and then must seek medical attention. INHALATION: supply fresh air. If required provide artificial respiration.

Health Effects · 1건

Bromine vapour causes irritation and direct damage to the mucous membranes. Elemental bromine also burns the skin. The bromide ion is a central nervous system depressant and chronic exposure produces neuronal effects. This is called bromism and can result in central reactions reaching from somnolence to coma, cachexia, exicosis, loss of reflexes or pathologic reflexes, clonic seizures, tremor, ataxia, loss of neural sensitivity, paresis, papillar edema of the eyes, abnormal speech, cerebral edema, delirium, aggressiveness, and psychoses. Aluminum targets the nervous system and causes decreased nervous system performance and is associated with altered function of the blood-brain barrier. The accumulation of aluminum in the body may cause bone or brain diseases. High levels of aluminum have been linked to Alzheimer’s disease. A small percentage of people are allergic to aluminium and experience contact dermatitis, digestive disorders, vomiting or other symptoms upon contact or ingestion of products containing aluminium. (L739, L740, L625, L626, L627)

Adverse EffectsDermatotoxin - Skin burns.;Toxic Pneumonitis - Inflammation of the lungs induced by inhalation of metal fumes or toxic gases and vapors.
Exposure RoutesOral (L626) ; inhalation (L626) ; dermal (L626)
Toxicity Summary · 1건

Bromine is a powerful oxidizing agent and is able to release oxygen free radicals from the water in mucous membranes. These free radicals are also potent oxidizers and produce tissue damage. In additon, the formation of hydrobromic and bromic acids will result in secondary irritation. The bromide ion is also known to affect the central nervous system, causing bromism. This is believed to be a result of bromide ions substituting for chloride ions in the in actions of neurotransmitters and transport systems, thus affecting numerous synaptic processes. The main target organs of aluminum are the central nervous system and bone. Aluminum binds with dietary phosphorus and impairs gastrointestinal absorption of phosphorus. The decreased phosphate body burden results in osteomalacia (softening of the bones due to defective bone mineralization) and rickets. Aluminum's neurotoxicity is believed to involve several mechanisms. Changes in cytoskeletal protein functions as a results of altered phosphorylation, proteolysis, transport, and synthesis are believed to be one cause. Aluminum may induce neurobehavioral effects by affecting permeability of the blood-brain barrier, cholinergic activity, signal transduction pathways, lipid peroxidation, and impair neuronal glutamate nitric oxide-cyclic GMP pathway, as well as interfere with metabolism of essential trace elements because of similar coordination chemistries and consequent competitive interactions. It has been suggested that aluminum's interaction with estrogen receptors increases the expression of estrogen-related genes and thereby contributes to the progression of breast cancer (A235), but studies have not been able to establish a clear link between aluminum and increased risk of breast cancer (A15468). Certain aluminum salts induce immune responses by activating inflammasomes. (L739, A235, A236, L626, L627, A543)

Signs and Symptoms · 1건

Bromine vapour causes irritation and direct damage to the mucous membranes. Symptoms include lacrimation, rhinorrhoea, eye irritation with mucous secretions from the oropharyngeal and upper airways, coughing, dyspnoea, choking, wheezing, epistaxis, and headache. The bromide ion is a central nervous system depressant producing ataxia, slurred speech, tremor, nausea, vomiting, lethargy, dizziness, visual disturbances, unsteadiness, headaches, impaired memory and concentration, disorientation and hallucinations. This is called bromism. Inhalating aluminum dust causes coughing and abnormal chest X-rays. A small percentage of people are allergic to aluminium and experience contact dermatitis, digestive disorders, vomiting or other symptoms upon contact or ingestion of products containing aluminium. (L739, L740, L626, L627)

규제 정보

Regulatory Information · 3건

Chemical: Aluminium bromide (AlBr3)

Aluminium bromide anhydrous: Does not have an individual approval but may be used under an appropriate group standard

The New Jersey Worker and Community Right to Know Act requires public and private employers to provide information about hazardous substances at their workplaces. (N.J.S.A. 34:5A-1 et. seq.)

RCRA RequirementsD003; A solid waste containing Aluminum bromide may become characterized as a hazardous waste when subjected to testing for reactivity as stipulated in 40 CFR 261.23, and if so characterized, must be managed as a hazardous waste.
State Drinking Water Standards(CA) CALIFORNIA 1000 ug/l /Aluminum/
DHS Chemicals of Interest (COI) · 4건

Aluminum bromide, anhydrous

A Commercial Grade

A Placarded Amount

Chemical or material that can be mixed with readily available materials.

State Drinking Water Guidelines · 3건

(AZ) ARIZONA 73 ug/l /Aluminum/

(CA) CALIFORNIA 200 ug/l /Aluminum/

(ME) MAINE 1430 ug/l /Aluminum/

Federal Drinking Water GuidelinesEPA 50-200 ug/l /Aluminum/

안전 데이터

wgk
3
tsca
TSCA listed
rtecs
BD0350000
ridadr
UN 2580 8/PG III (ALUMINIUM BROMIDE SOLUTION)
독성
LD50 orally in Rabbit: 1598 mg/kg
HS 번호
28275900

화학 및 산업

약리 정보

Metabolism/Metabolites · 1건

Bromine is mainly absorbed via inhalation, but may also enter the body through dermal contact. Bromine salts can be ingested. Due to its reactivity, bromine quickly forms bromide and may be deposited in the tissues, displacing other halogens. Aluminum is poorly absorbed following either oral or inhalation exposure and is essentially not absorbed dermally. The bioavailability of aluminum is strongly influenced by the aluminum compound and the presence of dietary constituents which can complex with aluminum and enhance or inhibit its absorption. Aluminum binds to various ligands in the blood and distributes to every organ, with highest concentrations found in bone and lung tissues. In living organisms, aluminum is believed to exist in four different forms: as free ions, as low-molecular-weight complexes, as physically bound macromolecular complexes, and as covalently bound macromolecular complexes. Absorbed aluminum is excreted principally in the urine and, to a lesser extent, in the bile, while unabsorbed aluminum is excreted in the faeces. (L739, L626)

용도 및 제조

Uses · 6건

Used in organic synthesis; [HSDB]

Toxic Gas from Spilling Chemical in Water [Category: Other]

Acid catalyst in organic synthesis

Anhydrous: Bromination, alkylation, and isomerization catalyst in organic synthesis

MEDICATION

Aluminium bromide is used as a catalyst for the Friedel-Crafts alkylation reaction. (L639)

Methods of Manufacturing · 2건

Manufacture is by direct reaction of ... aluminum hydroxide and hydrobromic acid.

By passing bromine over heated aluminum; reaction of hydrobromide with aluminum hydroxide.

General Manufacturing Information · 2건

Aluminum bromide (AlBr3): ACTIVE

/Basic aluminum bromide/ antiperspirant formulations are given containing various aluminum-zirconium or aluminum-zinc complexes.

응용 분야 · 2건

용도Alkylation, bromination and isomerization catalyst in organic synthesis.Aluminum bromide acts as a strong Lewis acid and is used in Lewis acid-promoted reactions such as epoxide ring openings. It is used as a catalyst for Friedel-Crafts alkylation reaction. It also finds application in bromination and isomerization reactions in organic synthesis. It is also used in polymerization reaction to prepare poly(o-xylene)from benzocyclobutene.

일반 설명A white to yellowish-red, lumpy solid with a pungent odor.

제조 방법

Prepared from bromine and metallic aluminum.2Al + 3Br2 —— Al2Br6 (anhydrous).

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