| Chemical & Physical Properties | |
|---|---|
| CAS Number | 405-03-8 |
| Catalog No. | 2A-1178685 |
| Chinese Name | 3,4-二氟苯乙烯 |
| Synonyms | PC6276; 1,2-difluoro-4-vinylbenzene; 3,4-Difluorostyrene; Benzene,4-ethenyl-1,2-difluoro |
| Molecular Formula | C8H6F2 |
| Molecular Weight | 140.13 |
| Density | 1.131g/cm3 |
| Boiling Point | 146.5ºC at 760mmHg |
| Storage Condition | -20°C, dry, sealed |
| HTC | 2903999090 |
| MDL Number | MFCD09038471 |
| MSDS | msds/179378_1_405_03_8.pdf |
| Use of | health and chemical hazard data given on this sheet. 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: Flash point:No data Molecular formula:C8H6F2 Molecular weight:140.1 Section10. Stability and reactivity Conditions to avoid: Heat, flames and sparks. Materials to avoid: Oxidizing agents. Possible hazardous combustion products: Carbon monoxide, hydrogen fluoride. 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 Hazard Codes F+ HS Code 2903999090 Synthetic Route Total: 1 Page 3,4-Difluoroben... CAS#:34036-07-2 Methyltriphenyl... CAS#:1779-49-3 3,4-Difluorostyrene CAS#:405-03-8 Literature: Sung, Jin Cho; Jensen, Niels H.; Kurome, Toru; Kadari, Sudhakar; Manzano, Michael L.; Malberg, Jessica E.; Caldarone, Barbara; Roth, Bryan L.; Kozikowski, Alan P. Journal of Medicinal Chemistry, 2009 , vol. 52, # 7 p. 1885 - 1902 Precursor & DownStream Precursor 2 CAS#:34036-07-2 3,4-Difluoroben... CAS#:1779-49-3 Methyltriphenyl... DownStream 2 CAS#:220352-36-3 (1R,2R)-2-(3,4-... CAS#:1006376-61-9 (1R,2R)-Ethyl 2... |
| Tax Rebate | 9.0% |
| Supervision | None MFN tariff: 5.5% Ordinary tariff: 30.0% |
| Transport Info | Product name: Summary 2903999090 halogenated derivatives of aromatic hydrocarbons VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0% |
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