CAS Number91229-91-3
Synonyms(S)-di-tert-butyl 5-oxopyrrolidine-1,2-dicarboxylate; Bis(2-methyl-2-propanyl) (2S)-5-oxo-1,2-pyrrolidinedicarboxylate; tert-butyl (2S)-(1-tert-butoxycarbonyl)-5-oxo-pyrrolidine-2-carboxylate; (S)-tert-butyl-N-tert-butyloxycarbonylpyroglutamic acid; (S)-N-ALPHA-T-BUTYLOXYCARBONYL-PYROGLUTAMICACIDT-BUTYLESTER; boc-(2s)-pyroglut-tbu; (S)-N-α-T-BUTYLOXYCARBONYL-PYROGLUTAMIC ACID T-BUTYL ESTER; Di-tert-butyl (2S)-5-oxopyrrolidine-1,2-dicarboxylate; (S)-N-Boc-pyroglutamic acid tert-butyl ester; (s)-n-boc-2-pyrrolidone-5-carboxylic acid tert-butyl ester; L-N-(t-butyloxycarbonyl)pyroglutamic acid tert-butyl ester; (S)-N-Boc-2-pyrrolidone-5-carboxylic acid t-butyl ester; boc-pyr(otbu)-oh; (2S)-di-tert-butyl 5-oxopyrrolidine-1,2-dicarboxylate; tert-butyl (S)-N-(tert-butyloxycarbonyl)pyroglutamate
Molecular FormulaC14H23O5N1
Molecular Weight285.34
Purity98.00%
Density1.1±0.1 g/cm3
Boiling Point390.7±35.0 °C at 760 mmHg
Melting Point58 °C
AppearanceSolid;White to Almost white powder to crystal
| Chemical & Physical Properties | |
|---|---|
| CAS Number | 91229-91-3 |
| Catalog No. | 2A-9064851 |
| Chinese Name | (S)-N-叔丁氧羰基-2-吡咯烷酮-5-甲酸叔丁酯 |
| Synonyms | (S)-di-tert-butyl 5-oxopyrrolidine-1,2-dicarboxylate; Bis(2-methyl-2-propanyl) (2S)-5-oxo-1,2-pyrrolidinedicarboxylate; tert-butyl (2S)-(1-tert-butoxycarbonyl)-5-oxo-pyrrolidine-2-carboxylate; (S)-tert-butyl-N-tert-butyloxycarbonylpyroglutamic acid; (S)-N-ALPHA-T-BUTYLOXYCARBONYL-PYROGLUTAMICACIDT-BUTYLESTER; boc-(2s)-pyroglut-tbu; (S)-N-α-T-BUTYLOXYCARBONYL-PYROGLUTAMIC ACID T-BUTYL ESTER; Di-tert-butyl (2S)-5-oxopyrrolidine-1,2-dicarboxylate; (S)-N-Boc-pyroglutamic acid tert-butyl ester; (s)-n-boc-2-pyrrolidone-5-carboxylic acid tert-butyl ester; L-N-(t-butyloxycarbonyl)pyroglutamic acid tert-butyl ester; (S)-N-Boc-2-pyrrolidone-5-carboxylic acid t-butyl ester; boc-pyr(otbu)-oh; (2S)-di-tert-butyl 5-oxopyrrolidine-1,2-dicarboxylate; tert-butyl (S)-N-(tert-butyloxycarbonyl)pyroglutamate |
| Molecular Formula | C14H23O5N1 |
| Molecular Weight | 285.34 |
| Purity | 98.00 |
| Density | 1.1±0.1 g/cm3 |
| Boiling Point | 390.7±35.0 °C at 760 mmHg |
| Melting Point | 58 °C |
| Appearance | Solid;White to Almost white powder to crystal |
| Storage Condition | 2-8 °C, dry |
| HTC | 2933790090 |
| MDL Number | MFCD03094770 |
| SMILES | CC(C)(C)OC(=O)C1CCC(=O)N1C(=O)OC(C)(C)C |
| InChI Key | INVKHBRFFCQICU-VIFPVBQESA-N |
| MSDS | msds/64851_1_91229_91_3.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:C14H23NO5 Molecular weight:285.3 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 Hazard Codes Xi HS Code 2933790090 Synthetic Route Di-tert-butyl d... 24424-99-5 (S)-tert-Butyl ... 35418-16-7 (S)-N-Boc-2-pyr... 91229-91-3 Literature: Tetrahedron Letters, , vol. 49, # 12 p. 1957 - 1960 Di-tert-butyl d... 24424-99-5 L-Pyroglutamica... 1446414-49-8 (S)-N-Boc-2-pyr... 91229-91-3 Literature: Tetrahedron, , vol. 69, # 33 p. 6821 - 6825 Di-tert-butyl d... 24424-99-5 Boc-L-Pyrogluta... 113400-36-5 (S)-N-Boc-2-pyr... 91229-91-3 Literature: Tetrahedron, , vol. 60, # 45 p. 10277 - 10284 |
| Tax Rebate | 9.0% |
| Supervision | None MFN tariff: 9.0% Ordinary tariff: 20.0% |
| Transport Info | Product name: Summary 2933790090. other lactams. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:9.0%. General tariff:20.0% |
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