CAS Number81357-18-8
Synonyms1-tert-Butyl 2-methyl 4-oxopiperidine-1,2-dicarboxylate; 1-O-tert-butyl 2-O-methyl 4-oxopiperidine-1,2-dicarboxylate; 1,2-Piperidinedicarboxylic acid, 4-oxo-, 1-(1,1-dimethylethyl) 2-methyl ester; 2-Methyl 1-(2-methyl-2-propanyl) 4-oxo-1,2-piperidinedicarboxylate; 1-Boc-4-oxo-piperidine-2-carboxylic acid methyl ester; Methyl 1-Boc-4-oxopiperidine-2-carboxylate; 4-Oxo-1,2-piperidinedicarboxylic acid 1-(tert-butyl) 2-methyl ester
Molecular FormulaC12H19NO5
Molecular Weight257.29
Purity98.00%
Density1.2±0.1 g/cm3
Boiling Point350.0±42.0 °C at 760 mmHg
| Chemical & Physical Properties | |
|---|---|
| CAS Number | 81357-18-8 |
| Catalog No. | 2A-9048607 |
| Chinese Name | 4-氧代-1,2-哌啶二羧酸 1-叔丁酯 2-甲酯 |
| Synonyms | 1-tert-Butyl 2-methyl 4-oxopiperidine-1,2-dicarboxylate; 1-O-tert-butyl 2-O-methyl 4-oxopiperidine-1,2-dicarboxylate; 1,2-Piperidinedicarboxylic acid, 4-oxo-, 1-(1,1-dimethylethyl) 2-methyl ester; 2-Methyl 1-(2-methyl-2-propanyl) 4-oxo-1,2-piperidinedicarboxylate; 1-Boc-4-oxo-piperidine-2-carboxylic acid methyl ester; Methyl 1-Boc-4-oxopiperidine-2-carboxylate; 4-Oxo-1,2-piperidinedicarboxylic acid 1-(tert-butyl) 2-methyl ester |
| Molecular Formula | C12H19NO5 |
| Molecular Weight | 257.29 |
| Purity | 98.00 |
| Density | 1.2±0.1 g/cm3 |
| Boiling Point | 350.0±42.0 °C at 760 mmHg |
| Storage Condition | room temperature, dry |
| HTC | 2933399090 |
| PubChem ID | 15416831 |
| SMILES | COC(=O)C1CC(=O)CCN1C(=O)OC(C)(C)C |
| InChI | InChI=1S/C12H19NO5/c1-12(2,3)18-11(16)13-6-5-8(14)7-9(13)10(15)17-4/h9H,5-7H2,1-4H3 |
| InChI Key | ROHLQPZIUYTLGR-UHFFFAOYSA-N |
| 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:C12H19NO5 Molecular weight:257.3 Section10. Stability and reactivity Conditions to avoid: Heat, flames and sparks. Materials to avoid: Oxidizing agents. Possible hazardous combustion products: Carbon monoxide, nitrogen 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 2933399090 Synthetic Route Methyl 1-Boc-4-... CAS#:187753-13-5 4-Oxo-1,2-piper... CAS#:81357-18-8 Literature: AstraZeneca AB Patent: US6337343 B1, 2002 ; Location in patent: Page column 43-44 ; US 6337343 B1 tert-Butyl (tri... CAS#:68014-21-1 4-Oxo-1,2-piper... CAS#:81357-18-8 Literature: Tetrahedron Letters, , vol. 22, # 46 p. 4607 - 4610 2-(N-tert-butox... CAS#:81357-15-5 4-Oxo-1,2-piper... CAS#:81357-18-8 Literature: Tetrahedron Letters, , vol. 22, # 46 p. 4607 - 4610 Precursor & DownStream Precursor 4 CAS#:187753-13-5 Methyl 1-Boc-4-... CAS#:68014-21-1 tert-Butyl (tri... CAS#:81357-15-5 2-(N-tert-butox... CAS#:38053-91-7 2-Trimethylsily... DownStream 0 |
| Tax Rebate | 13.0% |
| Supervision | None. MFN tariff: 6.5%. Ordinary tariff: 20.0% |
| Transport Info | Product name: Summary 2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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