Introduction:Basic information about CAS 108-33-8|2-Amino-5-methyl-1,3,4-thiadiazole, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | 2-Amino-5-methyl-1,3,4-thiadiazole |
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| CAS Number | 108-33-8 | Molecular Weight | 115.15700 |
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| Density | 1.372 g/cm3 | Boiling Point | 261.2ºC at 760 mmHg |
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| Molecular Formula | C3H5N3S | Melting Point | 224-225 °C |
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| MSDS | / | Flash Point | 111.8ºC |
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Names
| Name | 2-Amino-5-methyl-1,3,4-thiadiazole |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 1.372 g/cm3 |
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| Boiling Point | 261.2ºC at 760 mmHg |
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| Melting Point | 224-225 °C |
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| Molecular Formula | C3H5N3S |
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| Molecular Weight | 115.15700 |
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| Flash Point | 111.8ºC |
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| Exact Mass | 115.02000 |
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| PSA | 80.04000 |
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| LogP | 1.00990 |
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| Vapour Pressure | 6.12E-05mmHg at 25°C |
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| Index of Refraction | 1.631 |
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| InChIKey | HMPUHXCGUHDVBI-UHFFFAOYSA-N |
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| SMILES | Cc1nnc(N)s1 |
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| Storage condition | Room temperature. |
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Toxicological Information
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 DATAACUTE 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)
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Safety Information
| Hazard Codes | Xi: Irritant; |
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| Risk Phrases | R36/37/38 |
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| Safety Phrases | S24/25-S37/39-S26 |
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| RTECS | XI3500000 |
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| HS Code | 2934999090 |
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Customs
| HS Code | 2934999090 |
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| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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Synonyms
| MFCD00003110 |
| EINECS 203-573-7 |
| 5-Methyl-1,3,4-thiadiazol-2-amine |