CAS Number2937-81-7
Synonyms2,5-Diamino-1,3,4-thiadiazol; 2,5-Diamino-1,3,4-thiadiazole; 2,4-DICHLORO-6-METHYLACETANILIDE; 2,5-diamino-1,3,4-thiadizole; 1,3,4-Thiadiazole,2,5-diamino; 3,5-diamino-1,3,4-thiadiazole
Molecular FormulaC2H4N4S1
Molecular Weight116.15
Purity96+%
Density1.661g/cm3
Boiling Point349.2ºC at 760mmHg
Melting Point201 °C(dec.)
AppearanceSolid;White to Light yellow powder to crystal
EINECS0
| Chemical & Physical Properties | |
|---|---|
| CAS Number | 2937-81-7 |
| Catalog No. | 2A-0103079 |
| Chinese Name | 2,5-二氨基-1,3,4-噻二唑 |
| Synonyms | 2,5-Diamino-1,3,4-thiadiazol; 2,5-Diamino-1,3,4-thiadiazole; 2,4-DICHLORO-6-METHYLACETANILIDE; 2,5-diamino-1,3,4-thiadizole; 1,3,4-Thiadiazole,2,5-diamino; 3,5-diamino-1,3,4-thiadiazole |
| Molecular Formula | C2H4N4S1 |
| Molecular Weight | 116.15 |
| Purity | 96+ |
| Density | 1.661g/cm3 |
| Boiling Point | 349.2ºC at 760mmHg |
| Melting Point | 201 °C(dec.) |
| Appearance | Solid;White to Light yellow powder to crystal |
| Storage Condition | room temperature, dry |
| EINECS | 0 |
| HTC | 2934999090 |
| UN(IATA) | 0 |
| MDL Number | MFCD00043511 |
| SMILES | Nc1nnc(N)s1 |
| InChI | InChI=1S/C2H4N4S/c3-1-5-6-2(4)7-1/h(H2,3,5)(H2,4,6) |
| InChI Key | DXVLLEIKCNQUQH-UHFFFAOYSA-N |
| MSDS | msds/103079_1_2937_81_7.pdf |
| Use of | health and chemical hazard data given on this sheet. Storage:Store in closed vessels, refrigerated. Section8. Exposure Controls / Personal protection Engineering Controls: Use only in a chemical fume hood. Personal protective equipment: Wear laboratory clothing, chemical-resistant gloves and safety goggles. General hydiene measures: Wash thoroughly after handling. Wash contaminated clothing before reuse. Section9. Physical and chemical properties Appearance:Not specified Boiling point:No data Melting point:No data Flash point:No data Molecular formula:C2H4N4S Molecular weight:116.1 Section10. Stability and reactivity Conditions to avoid: Heat, flames and sparks. Materials to avoid: Oxidizing agents. Possible hazardous combustion products: Carbon monoxide, nitrogen oxides, sulfur oxides. Section11. Toxicological information Section12. Ecological information Section13. Disposal consideration Arrange disposal as special waste, by licensed disposal company, in consultation with local waste disposal authority, in accordance with national and regional regulations. Section14. Transportation information Non-harzardous for air and ground transportation. Section15. Regulatory information No chemicals in this material are subject to the reporting requirements of SARA Title III, Section 302, or have known CAS numbers that exceed the threshold reporting levels established by SARA Title III, Section 313. SECTION 16 - ADDITIONAL INFORMATION Toxicological Information CHEMICAL IDENTIFICATION RTECS NUMBER : CHEMICAL NAME : 1,3,4-Thiadiazole, 2,5-diamino- CAS REGISTRY NUMBER : BEILSTEIN REFERENCE NO. : LAST UPDATED : DATA ITEMS CITED : MOLECULAR FORMULA : C2-H4-N4-S MOLECULAR WEIGHT : WISWESSER LINE NOTATION : T5NN DSJ CZ EZ HEALTH HAZARD DATA ACUTE TOXICITY DATA TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : PCJOAU Pharmaceutical Chemistry Journal (English Translation). Translation of KHFZAN. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013) No.1- 1967- Volume(issue)/page/year: 11,484,1977 Safety Information HS Code 2934999090 Synthetic Route 2,5-Dithiobiurea CAS#:142-46-1 2,5-Diamino-1,3... CAS#:2937-81-7 Literature: Melenchuk; Danilova; Stryapan; Islyaikin Russian Journal of General Chemistry, 2008 , vol. 78, # 3 p. 480 - 484 Hydrazinecarbox... CAS#:2937-80-6 2,5-Diamino-1,3... CAS#:2937-81-7 Literature: Gehlen,H.; Moeckel,K. Justus Liebigs Annalen der Chemie, 1965 , vol. 685, p. 176 - 180 1-(amino-benzoy... CAS#:13751-16-1 2,5-Diamino-1,3... CAS#:2937-81-7 Literature: Gehlen,H.; Lemme,F. Justus Liebigs Annalen der Chemie, 1967 , vol. 702, p. 101 - 111 |
| Tax Rebate | 13.0% |
| Supervision | None. MFN tariff: 6.5%. Ordinary tariff: 20.0% |
| Transport Info | Product name: 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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