Agent Name |
n-Butylamine |
CAS Number |
109-73-9 |
Formula |
C4-H11-N |
Major Category |
Nitrogen Compounds |
Synonyms |
1-Amino-butaan [Dutch]; 1-Aminobutan [German]; 1-Aminobutane; 1-Butanamine; Butylamine; Mono-n-butylamine; Monobutilamina [Romanian]; Monobutylamine; Norvalamine; n-Butilamina [Italian]; n-Butylamin [German]; n-Butylamine; [ChemIDplus] UN1125 |
Category |
Amines, Aliphatic |
Description |
Colorless liquid with a fishy ammonia-like odor; [NIOSH] |
Sources/Uses |
Used as an intermediate in the synthesis of dyes, drugs, rubber additives, emulsifiers, tanning agents, and insecticides; also used as a vulcanizing accelerator for rubber and as a curing agent for polymers; [NIOSH Guidelines for Chemical Hazards] |
Comments |
Liquid will burn skin; [CHRIS] Highly corrosive to skin; [Quick CPC] n-Butylamine can cause severe skin and eye burns as well as respiratory tract irritation and, potentially, pulmonary edema. [ACGIH] A corrosive substance that can cause pulmonary edema; [ICSC] |
Exposure Assessment |
Skin Designation (ACGIH) |
Yes |
Ceiling (ACGIH) |
5 ppm |
PEL (OSHA) | Ceiling(OSHA) = 5 ppm |
MAK |
5 ppm |
IDLH (NIOSH) |
300 ppm |
Excerpts from Documentation for IDLHs |
Other animal data: Rats have survived a 4�hour exposure to 2,000 ppm [Cheever et al. 1982]. It has been stated that butylamine is more than twice as toxic as ethylamine by the respiratory route [ACGIH 1991]. |
Vapor Pressure |
92.9 mm Hg |
Odor Threshold Low |
0.08 ppm |
Lethal Concentration |
LCLo (rats) = 4,000 ppm/4H |
Explanatory Notes |
Detection odor threshold from AIHA (mean = 0.080 ppm); The smell is detectable at 0.12 ppm and strong at 3-10 ppm. [ACGIH] Flash point = 10 def F; |
Reference Link |
International Chemical Safety Cards (WHO/IPCS/ILO) |
Flammability (NFPA) |
3: may ignite at ambient temperature |
Adverse Effects |
Toxic Pneumonitis |
Yes |
Dermatotoxin |
Skin Burns |
Links to Other NLM Databases |
Health Studies |
Human Health Effects from Hazardous Substances Data Bank: N-BUTYLAMINE
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