Agent Name

3-Amino-5-mercapto-1,2,4-triazole

CAS Number

16691-43-3

Formula

C2-H4-N4-S

Major Category

Nitrogen Compounds

Synonyms

3H-1,2,4-Triazole-3-thione, 5-amino-1,2-dihydro-; 1,2,4-Triazolidine-3-thione, 5-imino-; 1,2-Dihydro-5-amino-3H-1,2,4-triazole-3-thione; 1,2-Triazolidine-3-thione, 5-imino-; 3-Amino-5-mercapto-1,2,4-triazole; 3-Imino-5-thiourazole; 5-Amino-1,2-dihydro-3H,1,2,4-triazole-3-thione; Iminothiourazole; s-Triazole-3-thiol, 5-amino-; [ChemIDplus]

Category

Triazoles

Description

Off-white solid with odor of "stench"; [MSDSonline]

Sources/Uses

Used to produce DE-498, a herbicide; [Reference #1]

Comments

A skin, eye, and respiratory tract irritant; [MSDSonline] Eight cases of occupational asthma were identified in a chemical plant producing DE-498, a herbicide, and the likely cause was 3-amino-5-mercapto-1,2,4-triazole; [Reference #1]

Reference Link

New-onset asthma associated with exposure to 3-ami...[J Occup Environ Med. 2004] - PubMed Result

Adverse Effects
Asthma

Yes

Links to Other NLM Databases
Toxicity Information

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Chemical Information

Search ChemIDplus

Related Information in HazMap
Diseases

Occupational diseases associated with exposure to this agent: