Safety data for dimethylamine
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Toxicity data
Irritation data
Risk phrases
Safety phrases
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for it. 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.
(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
(The meaning of any toxicological abbreviations which
appear in this section is given
here.)
EYE-RBT 50 mg/5m
(The meaning of any risk phrases which appear in this section is
given
here.)
R12 R20 R21 R22 R29 R34 R36 R37 R41.
Transport information
(The meaning of any UN hazard codes which appear in this section
is given
here.)
UN No 1032. Hazard class 2.1.
Personal protection
Safety glasses, gloves, good ventilation.
(The meaning of any safety phrases which appear in this section
is given here.)
S3 S16 S26 S29 S36 S37 S39 S45.