![5,6-DIHYDROTHIENO[2,3-D]PYRIDAZINE-4,7-DIONE structure, CAS 91533-21-0](/structures/150000/141412_3_91533_21_0.png)
CAS Number91533-21-0
Synonyms5,6-dihydro-thieno[2,3-d]pyridazin-4,7-dione; 5,6-dihydro-thieno[2,3-d]pyridazine-4,7-dione; 5,6-Dihydro-thieno[2,3-d]pyridazin-4,7-dion; 1,4-Dioxo-1,2,3,4-tetrahydro-thieno<2,3-d>pyridazin
Molecular FormulaC6H4N2O2S
Molecular Weight168.17300
Purity96+%
EINECS0
| Chemical & Physical Properties | |
|---|---|
| CAS Number | 91533-21-0 |
| Catalog No. | 2A-0141412 |
| Chinese Name | 5,6-二氢噻吩并[2,3-d]吡嗪-4,7-二酮 |
| Synonyms | 5,6-dihydro-thieno[2,3-d]pyridazin-4,7-dione; 5,6-dihydro-thieno[2,3-d]pyridazine-4,7-dione; 5,6-Dihydro-thieno[2,3-d]pyridazin-4,7-dion; 1,4-Dioxo-1,2,3,4-tetrahydro-thieno<2,3-d>pyridazin |
| Molecular Formula | C6H4N2O2S |
| Molecular Weight | 168.17300 |
| Purity | 96+ |
| EINECS | 0 |
| HTC | 2934999090 |
| UN(IATA) | 0 |
| SMILES | O=c1[nH][nH]c(=O)c2sccc12 |
| InChI Key | KWBNTVHZVCVOAV-UHFFFAOYSA-N |
| Use of | health and chemical hazard data given on this sheet. Store in closed vessels. 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: Flash point:No data Molecular formula:C6H4N2O2S Molecular weight:168.2 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 Safety Information HS Code 2934999090 Synthetic Route Total: 1 Page Dimethyl 2,3-th... CAS#:14300-68-6 5,6-dihydrothie... CAS#:91533-21-0 Literature: Bayer Pharmaceuticals Corporation Patent: US6689883 B1, 2004 ; Location in patent: Page column 50 ; 3-methoxycarbon... CAS#:115777-73-6 5,6-dihydrothie... CAS#:91533-21-0 Literature: Baker et al. Journal of Organic Chemistry, 1953 , vol. 18, p. 133,136 Full Text Show Details Jones Journal of the American Chemical Society, 1955 , vol. 77, p. 4069,4072 2,3-Thiophenedi... CAS#:1451-95-2 5,6-dihydrothie... CAS#:91533-21-0 Literature: Baker et al. Journal of Organic Chemistry, 1953 , vol. 18, p. 133,136 Precursor & DownStream Precursor 3 CAS#:14300-68-6 Dimethyl 2,3-th... CAS#:115777-73-6 3-methoxycarbon... CAS#:1451-95-2 2,3-Thiophenedi... DownStream 1 CAS#:699-89-8 4,7-Dichlorothi... |
| 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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