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108-33-8

108-33-8 structure
108-33-8 structure
  • Name: 2-Amino-5-methyl-1,3,4-thiadiazole
  • Chemical Name: 2-Amino-5-methyl-1,3,4-thiadiazole
  • CAS Number: 108-33-8
  • Molecular Formula: C3H5N3S
  • Molecular Weight: 115.15700
  • Create Date: 2018-12-29 18:25:19
  • Modify Date: 2024-01-02 18:26:56

Name 2-Amino-5-methyl-1,3,4-thiadiazole
Synonyms MFCD00003110
EINECS 203-573-7
5-Methyl-1,3,4-thiadiazol-2-amine
Density 1.372 g/cm3
Boiling Point 261.2ºC at 760 mmHg
Melting Point 224-225 °C
Molecular Formula C3H5N3S
Molecular Weight 115.15700
Flash Point 111.8ºC
Exact Mass 115.02000
PSA 80.04000
LogP 1.00990
Vapour Pressure 6.12E-05mmHg at 25°C
Index of Refraction 1.631
Storage condition Room temperature.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
XI3500000
CHEMICAL NAME :
1,3,4-Thiadiazole, 2-amino-5-methyl-
CAS REGISTRY NUMBER :
108-33-8
LAST UPDATED :
199504
DATA ITEMS CITED :
4
MOLECULAR FORMULA :
C3-H5-N3-S
MOLECULAR WEIGHT :
115.17
WISWESSER LINE NOTATION :
T5NN DSJ CZ E1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>1 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
FRMCE8 Farmaco. (Societa Chimica Italiana, Corso Strada Nova, 86, Casella Postale 227, 27100 Pavia, Italy) V.44- 1989- Volume(issue)/page/year: 45,223,1990
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
400 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD277-689
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 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X7009 No. of Facilities: 4 (estimated) No. of Industries: 1 No. of Occupations: 16 No. of Employees: 1470 (estimated)
Hazard Codes Xi: Irritant;
Risk Phrases R36/37/38
Safety Phrases S24/25-S37/39-S26
RTECS XI3500000
HS Code 2934999090
HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%