4H-1,2,4-Triazol-4-amine

Modify Date: 2025-08-20 17:48:05

4H-1,2,4-Triazol-4-amine Structure
4H-1,2,4-Triazol-4-amine structure
 Common Name 4H-1,2,4-Triazol-4-amine
CAS Number 584-13-4 Molecular Weight 84.080
Density 1.6±0.1 g/cm3 Boiling Point 267.6±23.0 °C at 760 mmHg
Molecular Formula C2H4N4 Melting Point 84-86 °C(lit.)
MSDS N/A Flash Point 115.7±22.6 °C

 Names

Name 4-Amino-4H-1,2,4-triazole
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.6±0.1 g/cm3
Boiling Point 267.6±23.0 °C at 760 mmHg
Melting Point 84-86 °C(lit.)
Molecular Formula C2H4N4
Molecular Weight 84.080
Flash Point 115.7±22.6 °C
Exact Mass 84.043594
PSA 56.73000
LogP -1.38
Vapour Pressure 0.0±0.5 mmHg at 25°C
Index of Refraction 1.739
Water Solubility 810 g/L (20 ºC)

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
XZ3850200
CHEMICAL NAME :
4H-1,2,4-Triazole, 4-amino-
CAS REGISTRY NUMBER :
584-13-4
BEILSTEIN REFERENCE NO. :
0107563
LAST UPDATED :
199612
DATA ITEMS CITED :
4
MOLECULAR FORMULA :
C2-H4-N4
MOLECULAR WEIGHT :
84.10

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
13600 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 53(9),83,1988
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
11680 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 53(9),83,1988
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
12500 mg/kg
TOXIC EFFECTS :
Behavioral - altered sleep time (including change in righting reflex) Behavioral - somnolence (general depressed activity) Behavioral - excitement
REFERENCE :
GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 52(12),91,1987
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Bird - quail
DOSE/DURATION :
>316 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
EESADV Ecotoxicology and Environmental Safety. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1977- Volume(issue)/page/year: 6,149,1982

 Safety Information

Hazard Codes Xi:Irritant;
Risk Phrases R36/37/38
Safety Phrases S26-S36
WGK Germany 3
RTECS XZ3850200
HS Code 2933990090

 Synthetic Route

 Customs

HS Code 2933990090
Summary 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 Synonyms

MFCD00000105
4H-1,2,4-Triazol-4-amine
ATC (VAN)
4AminoTriazole
IFLAB-BB F1918-0006
1,2,4-triazol-4-ylamine
4-Amino-1,2,4-triazole
AURORA KA-3857
4-amino-1,2,4-(4H)triazole
4-Amino-4H-1,2,4-triazole
4-AMino-1
BROMOACETOPHENONE-4
1-amino-1,3,4-triazole
EINECS 202-799-3
Weedazol (TM)
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