| Chemical & Physical Properties | |
|---|---|
| CAS Number | 23462-75-1 |
| Catalog No. | 2A-9039260 |
| Chinese Name | 四氢-2H-吡喃-3-酮 |
| Synonyms | Dihydro-2H-pyran-3(4H)-one; oxan-3-one |
| Molecular Formula | C5H8O2 |
| Molecular Weight | 100.116 |
| Purity | 98.00 |
| Density | 1.1±0.1 g/cm3 |
| Boiling Point | 176.0±33.0 °C at 760 mmHg |
| Storage Condition | -20°C, store in inert gas |
| HTC | 2932999099 |
| SMILES | O=C1CCCOC1 |
| InChI | InChI=1S/C5H8O2/c6-5-2-1-3-7-4-5/h1-4H2 |
| InChI Key | URUUZIAJVSGYRC-UHFFFAOYSA-N |
| MSDS | msds/39260_1_23462_75_1.pdf |
| 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:C5H8O2 Molecular weight:100.1 Section10. Stability and reactivity Conditions to avoid: Heat, flames and sparks. Materials to avoid: Oxidizing agents. Possible hazardous combustion products: Carbon monoxide. 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 2932999099 Synthetic Route 3-hydroxytetrah... CAS#:19752-84-2 Dihydro-2H-pyra... CAS#:23462-75-1 Literature: Loepfe, Michael; Linden, Anthony; Heimgartner, Heinz Heterocycles, 2011 , vol. 82, # 2 p. 1267 - 1282 2H-Pyran-3(6H)-one CAS#:98166-23-5 Dihydro-2H-pyra... CAS#:23462-75-1 Literature: Eiden; Wanner Th. Archiv der Pharmazie, 1985 , vol. 318, # 6 p. 548 - 555 3,3-dimethoxyte... CAS#:1403495-64-6 Dihydro-2H-pyra... CAS#:23462-75-1 Literature: Mityuk, Andrey P.; Denisenko, Aleksandr V.; Grygorenko, Oleksandr O.; Tolmachev, Andrey A. Arkivoc, 2012 , vol. 2012, # 8 p. 226 - 230 Precursor & DownStream Precursor 8 CAS#:19752-84-2 3-hydroxytetrah... CAS#:98166-23-5 2H-Pyran-3(6H)-one CAS#:98166-29-1 1-Propyne, 3-(2... CAS#:110-87-2 3,4-Dihydro-2H-pyran DownStream 8 CAS#:50743-17-4 3-cyanochromone CAS#:873397-34-3 Tetrahydro-2H-p... CAS#:82272-05-7 4-(3,4-dihydro-... CAS#:848324-33-4 2-Amino-4,7-dih... |
| Tax Rebate | 13.0% |
| Supervision | None. MFN tariff: 6.5%. Ordinary tariff: 20.0% |
| Transport Info | Product name: Summary 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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