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Encyclopedia > Dimethylamine

Safety (MSDS) data for dimethylamine


General

 Synonyms: N-methyl-methanamine Molecular formula: C2H7N CAS No: 124-40-3 EINECS No: 204-697-4 EC index no: 612-001-00-9

Physical data

 Appearance: colourless gas with strong ammonia-like smell Melting point: -92 C Boiling point: 7.4 C Vapour density: Vapour pressure: Density (g cm-3): 0.68 Flash point: -6 C (closed cup) Explosion limits: Autoignition temperature:

Stability

 Stable. Generally used as a solution in water at concentrations up to around 40%. Extremely flammable in the pure form. Incompatible with strong oxidizing agents.

Toxicology

 Harmful by ingestion, skin contact or inhalation. Eye, skin and respiratory irritant. May cause serious and permanent eye damage. May cause dermatitis. Prolonged contact may cause burns. Lachrymator. Typical PEL 10 ppm. 
 Toxicity data (The meaning of any toxicological abbreviations which appear in this section is given here.) ORL-RAT LD50 698 mg kg-1 ORL-GPG LD50 240 mg kg-1 IHL-MUS LCLO 2710 ppm. IHL-MUS ACUTE 705 ppm. IPR-MUS LD50 736 mg kg-1 ORL-RBT LD50 240 mg kg-1 
 Irritation data (The meaning of any toxicological abbreviations which appear in this section is given here.) EYE-RBT 50 mg/5m 
 Risk phrases (The meaning of any risk phrases which appear in this section is given here.) R12 R20 R21 R22 R29 R34 R36 R37.

Transport information

 (The meaning of any UN hazard codes which appear in this section is given here.) UN No 1032. Major hazard class 2.1.

Personal protection

 Safety glasses, gloves, good ventilation. 
 Safety phrases (The meaning of any safety phrases which appear in this section is given here.) S3 S16 S26 S29 S36 S37 S39 S45.

  Results from FactBites:
 
Reference.com/Encyclopedia/Dimethylamine (0 words)
Dimethylamine is a base and the pKa of the ammonium salt CH is 10.73, a value intermediate between methylamine (10.64) and trimethylamine (9.79).
Dimethylamine hydrochloride is an odorless white solid with a melting point of 171.5 °C. Dimethylamine is produced by catalytic reaction of methanol and ammonia at elevated temperatures and high pressure.
Dimethylamine is used as dehairing agent in tanning, in dyes, in rubber accelerators, in soaps and cleaning compounds and as an agricultural fungicide.
Dimethylamine (0 words)
Animals of several species were exposed to approximately 100 to 200 pm of dimethylamine for 18 to 20 weeks and developed marked irritation of the respiratory tract and pulmonary edema and also sustained injury to the liver.
Before a worker is placed in a job with a potential for exposure to dimethylamine, a licensed health care professional should evaluate and document the worker's baseline health status with thorough medical, environmental, and occupational histories, a physical examination, and physiologic and laboratory tests appropriate for the anticipated occupational risks.
Dimethylamine is not subject to EPA emergency planning requirements under the Superfund Amendments and Reauthorization Act (SARA) (Title III) in 42 USC 11022.
  More results at FactBites »


 

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