N,N-Dimethylbenzylamine
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103-83-3CN(C)Cc1ccccc1XXBDWLFCJWSEKW-UHFFFAOYSA-NBenzyldimethylamine appears as a colorless to light yellow liquid with an aromatic odor. Slightly less dense than water and slightly soluble in water. Corrosive to skin, eyes and mucous membranes. Slightly toxic by ingestion, skin absorption and inhalation. Used in the manufacture of adhesives and other chemicals.
103-83-3、28262-13-7DTXSID8021854CHEMBL45591CHEBI:231275Nitrogen Compounds -> Amines, Aromatic
Corrosives
1.91
1.91
0.915 at 50 °F (USCG, 1999) - Less dense than water; will float
Relative density (water = 1): 0.9
0.915 @ 10°C
140 °F
57 °C o.c.
357.8 °F at 760 mmHg (USCG, 1999)
180 °C
181 °C @760 [mm Hg]
-103 °F (USCG, 1999)
-75 °C
Benzyldimethylamine appears as a colorless to light yellow liquid with an aromatic odor. Slightly less dense than water and slightly soluble in water. Corrosive to skin, eyes and mucous membranes. Slightly toxic by ingestion, skin absorption and inhalation. Used in the manufacture of adhesives and other chemicals.
安全情報は参考情報です。供給元の安全データシート(SDS)、適用法令、専門家による評価に代わるものではありません。
Danger
H226: Flammable liquid and vapor [Warning Flammable liquids]
P210, P233, P240, P241, P242, P243, P260, P261, P264, P270, P271, P273, P280, P301+P317, P301+P330+P331, P302+P352, P302+P361+P354, P303+P361+P353, P304+P340, P305+P354+P338, P316, P317, P321, P330, P362+P364, P363, P370+P378, P403+P235, P405, and P501 (click each P-code to see the statement)
This chemical does not meet GHS hazard criteria for 0.1% (1 of 850) of reports.
Danger
H226 (99.8%): Flammable liquid and vapor [Warning Flammable liquids]
Chemical: Benzenemethanamine, N,N-dimethyl-
Benzenemethanamine, N,N-dimethyl- is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Benzenemethanamine, N,N-dimethyl- 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)
REACH registered substance: Benzyldimethylamine (EC: 203-149-1)
Benzyldimethylamine: 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.)
Special Hazards of Combustion Products: Toxic vapors are generated when heated. (USCG, 1999)
· Flammable/combustible material.
Flammable. Gives off irritating or toxic fumes (or gases) in a fire. Above 57 °C explosive vapour/air mixtures may be formed.
Used as a curing agent for epoxy resins; [Kanerva, p. 566] Used to manufacture adhesives and other chemicals; [CAMEO]
Plastic Composites Manufacturing [Category: Industry]
Miscellaneous Manufacturing
Benzenemethanamine, N,N-dimethyl-: ACTIVE
用途各種合成原料
使用N,N-Dimethylbenzylamine was used in the synthesis of bis[(N,N-dimethylamino)benzyl] selenide. It has been used as catalyst during curing reaction of formulations of diglycidyl ether of bisphenol A and tetrahydrophthalic anhydride. It undergoes directed ortho metalation with butyl lithium. It reacts with methyl iodide to get ammonium salt, which is used as phase transfer catalysts. Further, it is used as a catalyst for the formation of polyurethane foams and epoxy resins.
一般的な説明Benzyldimethylamine appears as a colorless to light yellow liquid with an aromatic odor. Slightly less dense than water and slightly soluble in water. Corrosive to skin, eyes and mucous membranes. Slightly toxic by ingestion, skin absorption and inhalation. Used in the manufacture of adhesives; dehydrohalogenating catalyst; corrosion inhibitor; acid neutralizer; potting compounds; cellulose modifier and quaternary ammonium compounds.
読み込み中…
Liquid
Clear to yellow liquid with a strong odor; [NJ-HSFS]
COLOURLESS LIQUID WITH CHARACTERISTIC ODOUR.
化学的特性Colorless to light yellow flammable liquid with ammonia odor. Soluble in ethanol, ether, insoluble in water.
化学性质アリール基を持つアミン
Inhalation may be fatal as a result of spasm, inflammation and edema of the larynx and bronchi, chemical pneumonitis, and pulmonary edema. Symptoms of exposure may include burning sensation, coughing, wheezing, laryngitis, shortness of breath, headache, nausea, and vomitting. (USCG, 1999)
· May cause toxic effects if inhaled or ingested.
BENZYLDIMETHYLAMINE neutralizes acids on exothermic reactions to form salts plus water. May be incompatible with isocyanates, halogenated organics, peroxides, phenols (acidic), epoxides, anhydrides, and acid halides. Flammable gaseous hydrogen is generated by amines in combination with strong reducing agents, such as hydrides. May attack some plastics (USCG, 1999).
Excerpt from ERG Guide 132 [Flammable Liquids - Corrosive]:
Use water spray, powder, alcohol-resistant foam, carbon dioxide. In case of fire: keep drums, etc., cool by spraying with water.
Fresh air, rest. Half-upright position. Artificial respiration may be needed. Refer for medical attention.
Remove contaminated clothes. Rinse skin with plenty of water or shower. 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. Do NOT induce vomiting. Refer for medical attention .
· 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.
INHALATION: Remove victim to fresh air and call a physician at once; administer oxygen until physician arrives.
General First Aid:
Personal protection: complete protective clothing including self-contained breathing apparatus. Do NOT let this chemical enter the environment. Collect leaking and spilled liquid in sealable containers as far as possible. Cautiously neutralize remainder. Then wash away with plenty of water.
Excerpt from ERG Guide 132 [Flammable Liquids - Corrosive]:
Immediate precautionary measure
Sore throat. Cough. Burning sensation. Shortness of breath. Laboured breathing. Symptoms may be delayed.
Pain. Redness. Blisters. Skin burns.
Pain. Redness. Severe deep burns.
Burning sensation. Abdominal pain. Shock or collapse.
製造方法25% Aqueous Dimethylamine, 1088 grams Benzyl Chloride, 126.6 grams In the apparatus of Example 1, the benzyl chloride was added dropwise over a two-hour period to the amine (molar ratio 1 to 6) at a rate sufficient to maintain the temperature below 40°C. Stirring was continued at room temperature for an additional hour to insure completion of the reaction denoted by the equation below. Thereafter the reaction mixture was cooled in a separatory funnel while standing in a refrigerator maintained at 5° C. and separated into two layers. The upper oily layer, weighing 111.5g, was removed and steam distilled until no further oleaginous component was observed in the distillate as it came over. The crude distillate was found to contain 103.5g of N,N-dimethylbenzylamine (76.1% of theory), 3.3g of dimethylamine and no quaternary salts. The dimethylamine was distilled off below 29°C under atmospheric pressure from the N,N-dimethylbenzylamine (bp 82°C/18mmHg).
合成方法酢酸パラジウムと反応してアリールパラジウム錯体を生成する
純化方法Dry the amine over KOH pellets and fractionate it over Zn dust in a CO2—free atmosphere. It has a pKa2 5 of 8.25 in 45% aqueous EtOH. Store it under N2 or in a vacuum. The picrate has m 94-95o, and the picrolonate has m 151o (from EtOH). [Skita & Keil Chem Ber 63 34 1930, Coleman J Am Chem Soc 55 3001 1933, Devereux et al. J Chem Soc 2845 1957.] The tetraphenyl borate salt has m 182-185o. [Crane Anal Chem 28 1794 1956, Beilstein 12 IV 2161.]