CAS 102-81-8 2-(Dibutylamino)ethanol (HCID 7621)

Overview

Dibutylaminoethanol is a colorless liquid with a mild fishlike odor. Flash point 200 °F. Toxic by ingestion and skin absorption. Used to make other chemicals.

Names & identifiers

Preferred name: 2-(Dibutylamino)ethanol
IUPAC: 2-(dibutylamino)ethanol
English name: 2-(Dibutylamino)ethanol
Molecular formula: C10H23NO
Molecular weight: 173.3

Names & synonyms

2-(DIBUTYLAMINO)ETHANOL102-81-8N,N-Dibutylethanolamine2-N-DibutylaminoethanolDibutylaminoethanolEthanol, 2-(dibutylamino)-DibutylethanolamineBU2AE2-Di-n-butylaminoethanolN,N-di-n-ButylaminoethanolN,N-Dibutyl-2-hydroxyethylamineN,N-Dibutyl-N-(2-hydroxyethyl)amine

Show more names

DBAE2-(DibutyLDibutylethanolamin2-Dibutyaminoethanol2-(DIBUTYLAMINO)ETHA

beta-N-Dibutylaminoethyl alcoholDTXSID20249533IT10X9MHOn,n-dibutylaminoethanolNSC-6330EXTENDEX 30DTXCID904953N-(2-HYDROXYETHYL)DIBUTYLAMINE

Database identifiers

CAS: 102-81-8
PubChem CID: 7621
DTXSID: DTXSID2024953
ChEMBL: CHEMBL1447214
UNII: 3IT10X9MHO
EC Number: 203-057-1
Nikkaji: J78.150I

Properties

Computed structural properties

XLogP: 2.1
Topological polar surface area: 23.5 Å²
Hydrogen bond donors: 1
Hydrogen bond acceptors: 2
Rotatable bonds: 8
Heavy atoms: 12
Formal charge: 0
Complexity: 77.9

Experimental & physicochemical properties

Chemical Classes · 2 items

Nitrogen Compounds -> Ethanolamines

Flammable agents - 2nd degree

Density · 4 items

0.85 (NTP, 1992) - Less dense than water; will float

Relative density (water = 1): 0.9

0.86

Solubility · 3 items

less than 1 mg/mL at 64 °F (NTP, 1992)

Solubility in water at 20 °C: poor

0.4%

Flash Point · 5 items

210 °F (NTP, 1992)

210 °F

90 °C c.c.

195 °F

Boiling Point · 4 items

435 to 450 °F at 760 mmHg (NTP, 1992)

222-232 °C

446 °F

Melting Point-70 °C

Physicochemical properties

Melting point: -70 °C · -70°C(lit.)
Boiling point: 229 · 229-230 °C(lit.)
Density: 0.86 g/mL · 0.86 g/mL at 25 °C(lit.)
vapor density: 6 · 6 (vs air)
vapor pressure: 5 Pa · 5Pa at 20℃
refractive index: 20 · n20/D 1.444(lit.)
Flash point: 197 °F · 197 °F
solubility: Practically insoluble in water
pka: 14.77 · 14.77±0.10(Predicted)
form: Colorless liquid
color: Colorless to Light orange to Yellow
Water Solubility: 4 g/L · 4g/L at 20℃
BRN: 1738441 · 1738441
Exposure limits: 4 mg/m3 · PC-TWA: 4 mg/m3
Stability: Stable. Combustible. Incompatible with strong oxidizing agents.
Cosmetics Ingredients Functions: BUFFERING
InChI: 1S/C10H23NO/c1-3-5-7-11(9-10-12)8-6-4-2/h12H,3-10H2,1-2H3
InChIKey: IWSZDQRGNFLMJS-UHFFFAOYSA-N
SMILES: CCCCN(CCO)CCCC
LogP: 1.86 at · 1.86 at 20℃
CAS DataBase Reference: 102 · 102-81-8(CAS DataBase Reference)
FDA UNII: 3 IT10X9MHO · 3IT10X9MHO
EPA Substance Registry System: 2 · 2-(Dibutylamino)ethanol (102-81-8)
UNSPSC Code: 12352100 · 12352100
NACRES: 22 · NA.22
Symbol(GHS): 5 · GHS05,GHS07,GHS08
Signal word: Danger
Hazard statements: 302 · H302+H312-H314-H371-H373-H335-H412-H227
Precautionary statements: 501 · P501-P273-P270-P260-P210-P271-P264-P280-P370+P378-P308+P311-P362+P364-P303+P361+P353-P301+P330+P331-P301+P312+P330-P304+P340+P310-P305+P351+P338+P310-P403+P233-P403+P235-P405
target organs: Respiratory system
PPE: Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter
Hazard Codes: C
Risk Statements: 21 · 21/22-34
Safety Statements: 26 · 26-36/37/39-45
OEB: A
OEL: 2 ppm · TWA: 2 ppm (14 mg/m3) [skin]
RIDADR: 2873 · UN 2873
WGK Germany: 1 · 1
RTECS: 3850000 · KK3850000
TSCA: TSCA listed
HS Code: 2922.19 · 2922.19.9690
HazardClass: 6.1 · 6.1
PackingGroup: III
Storage Class: 6.1 C · 6.1C - Combustible acute toxic Cat.3toxic compounds or compounds which causing chronic effects
Hazard Classifications: 4 DermalAcute · Acute Tox. 4 DermalAcute Tox. 4 OralAquatic Chronic 3Eye Dam. 1Skin Corr. 1CSTOT SE 3
REACH Registrations: Active
Limited Quantities: 5 L · 5.0 L (1.3 gallons) (liquid) or 5.0 kg (11 lbs) (solid)
Excepted Quantities: Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)

Safety & regulation

GHS classification

GHS Classification · 6 items

Danger

H302 (87.5%): Harmful if swallowed [Warning Acute toxicity, oral]

P260, P261, P264, P264+P265, P270, P271, P280, P301+P317, P301+P330+P331, P302+P352, P302+P361+P354, P304+P340, P305+P354+P338, P316, P317, P319, P321, P330, P362+P364, P363, P403+P233, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 273 reports by companies from 13 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Danger

H227: Combustible liquid [Warning Flammable liquids]

Hazard information

Regulatory Information · 5 items

Chemical: Ethanol, 2-(dibutylamino)-

Ethanol, 2-(dibutylamino)- is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Ethanol, 2-(dibutylamino)- are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)

Status: Active Update: 17-02-2022 https://echa.europa.eu/registration-dossier/-/registered-dossier/5336

2-N-Dibutylaminoethanol: Does not have an individual approval but may be used as a component in a product covered by a group standard. It is not approved for use as a chemical in its own right.

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 LabelPoison

Fire Hazards · 3 items

Excerpt from ERG Guide 153 [Substances - Toxic and/or Corrosive (Combustible)]:

· Combustible material: may burn but does not ignite readily.

Combustible. Gives off irritating or toxic fumes (or gases) in a fire. Above 90 °C explosive vapour/air mixtures may be formed.

Health Hazards · 2 items

Excerpt from ERG Guide 153 [Substances - Toxic and/or Corrosive (Combustible)]:

· TOXIC and/or CORROSIVE; inhalation, ingestion or skin contact with material may cause severe injury or death.

Hazards Summary · 1 item

In animals: irritation of eyes, skin, and nose; corneal necrosis; weight loss; [NIOSH] Molten substance may cause severe burns; [CAMEO] May be corrosive to skin and eyes based on animal results; [CHEMINFO] DBAE is an irritant of the nose and eyes. Animal studies show that DBAE inhibits acetylcholinesterase. The median lethal dose in rats dying of respiratory arrest is 89.1 mg/kg. Five rats with inhalation exposures of 33 ppm 6 hours a day for 5 days had no mortality. [ACGIH]

DOT ID and Guide · 2 items

2873 153

Safety & protection

Fire Fighting · 2 items

Excerpt from ERG Guide 153 [Substances - Toxic and/or Corrosive (Combustible)]:

Use water spray, alcohol-resistant foam, dry powder, carbon dioxide.

First Aid Measures · 4 items

Fresh air, rest. Artificial respiration may be needed. Refer for medical attention.

Remove contaminated clothes. Rinse and then wash skin with water and soap. Refer for medical attention .

First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention.

Rinse mouth. Give one or two glasses of water to drink. Do NOT induce vomiting. Refer for medical attention .

Accidental Release Measures · 2 items

· 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.

· ELIMINATE all ignition sources (no smoking, flares, sparks or flames) from immediate area.

First Aid · 3 items

EYES: First check the victim for contact lenses and remove if present. Flush victim's eyes with water or normal saline solution for 20 to 30 minutes while simultaneously calling a hospital or poison control center. Do not put any ointments, oils, or medication in the victim's eyes without specific instructions from a physician. IMMEDIATELY transport the victim after flushing eyes to a hospital even if no symptoms (such as redness or irritation) develop.

General First Aid:

(General first aid procedures)

Safe StorageSeparated from strong acids, oxidants, metals and food and feedstuffs. Well closed. Ventilation along the floor.

Exposure Control and Personal Protection· Wear positive pressure self-contained breathing apparatus (SCBA).

Toxicology

Target OrgansEyes, skin, respiratory system

Adverse EffectsDermatotoxin - Skin burns.

Exposure Routes · 2 items

The substance can be absorbed into the body by inhalation, through the skin and by ingestion.

inhalation, skin absorption, ingestion, skin and/or eye contact

Signs and Symptoms · 5 items

Cough. Sore throat. Nausea. Convulsions. Dizziness. Laboured breathing. Pupillary constriction, muscle cramp, excessive salivation. Sweating. Unconsciousness.

MAY BE ABSORBED! Skin burns. Pain. Redness. See Inhalation.

Pain. Redness. Severe deep burns.

Abdominal pain. Burning sensation. Shock or collapse. Abdominal cramps. Diarrhoea. Vomiting. See Inhalation.

In Animals: irritation eyes, skin, nose; dermatitis; skin, corneal necrosis; weight loss

ICSC Environmental DataThe substance is harmful to aquatic organisms.

Safety data

OEB: A
OEL: TWA: 2 ppm (14 mg/m3) [skin]
PPE: Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter
wgk: 1
tsca: TSCA listed
rtecs: KK3850000
ridadr: UN 2873
hs_code: 2922.19.9690
risk_code: 21/22-34
Signal word: Danger
Symbol(GHS): GHS05,GHS07,GHS08
hazard_code: C
safety_code: 26-36/37/39-45
hazard_class: 6.1
Storage Class: 6.1C - Combustible acute toxic Cat.3toxic compounds or compounds which causing chronic effects
packing_group: III
target organs: Respiratory system
Hazard statements: H302+H312-H314-H371-H373-H335-H412-H227
Limited Quantities: 5.0 L (1.3 gallons) (liquid) or 5.0 kg (11 lbs) (solid)
Excepted Quantities: Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)
REACH Registrations: Active
Hazard Classifications: Acute Tox. 4 DermalAcute Tox. 4 OralAquatic Chronic 3Eye Dam. 1Skin Corr. 1CSTOT SE 3
Precautionary statements: P501-P273-P270-P260-P210-P271-P264-P280-P370+P378-P308+P311-P362+P364-P303+P361+P353-P301+P330+P331-P301+P312+P330-P304+P340+P310-P305+P351+P338+P310-P403+P233-P403+P235-P405

Chemistry & industry

Uses & manufacturing

Uses · 2 items

Used as a curing agent for polyurethane foams and silicone resins; a conditioner for cellulose acetate filaments; a corrosion inhibitor in lubricants and hydraulic fluids; and in the synthesis of other organic compounds; [ACGIH]

Textiles (Fiber & Fabric Manufacturing) [Category: Industry]

U.S. Production2023: 1,000,000 - <8,500,000 lb

Industry UsespH regulating agent

General Manufacturing Information · 2 items

Fabricated Metal Product Manufacturing

Ethanol, 2-(dibutylamino)-: ACTIVE

Applications · 5 items

Description2-Di-n-butylaminoethanol is a colorless toyellowish liquid. Faint amine-like odor. Molecularweight = 173.33; Boiling point = 224-232℃; Freezing/Melting point = ,269℃; Flash point = 96℃; Autoignitiontemperature = 240℃. Explosive Limits: LEL = 0.9%;UEL = 5.5%. Hazard Identification (based on NFPA-704 MRating System): Health 3, Flammability 2, Reactivity 0.Solubility in water = 11.6 g/L at 25℃.

UsesDibutylaminoethanol has found use as a conditioning agent for cellulose acetate filaments to facilitate textile manufacture, a catalyst in polyurethane foam manufacture, and an anticorrosion additive for lubricants and hydraulic fluids, in the manufacture of emulsifying and dispersing agents, and in the curing of silicone resins.

UsesOrganic syntheses

Uses2-(Dibutylamino)ethanol (DBAE) may be used as a coreactant to enhance the electrochemiluminescence (ECL) of tris(2,2′-bipyridyl)ruthenium(II) [Ru(bpy)32+], employed in the ECL immunoassays and DNA probe assays. DBAE may also be used as a catalyst during the synthesis of protected D-erythro-(2S,3R)-sphingosine.

General Description2-(DIBUTYLAMINO)ETHANOL is a colorless liquid with a mild fishlike odor. Flash point 200°F. Toxic by ingestion and skin absorption. Used to make other chemicals.