CAS Number25456-86-4
Synonymsasparagine tert-butyl ester; H-ASN-OBUT; H-Asn-OtBu; Asparagin-tert-butylester; L-asparagine tert-butyl ester; 2-Methyl-2-propanyl L-asparaginate; L-Asparagine, 1,1-dimethylethyl ester; asparagine t-butyl ester; MFCD04112474; tert-Butyl L-asparaginate
Molecular FormulaC8H16N2O3
Molecular Weight188.224
Purity98.00%
Density1.1±0.1 g/cm3
Boiling Point340.2±32.0 °C at 760 mmHg
Appearancecrystallization
| Chemical & Physical Properties | |
|---|---|
| CAS Number | 25456-86-4 |
| Catalog No. | 2A-9039735 |
| Chinese Name | L-天冬酰胺叔丁酯 |
| Synonyms | asparagine tert-butyl ester; H-ASN-OBUT; H-Asn-OtBu; Asparagin-tert-butylester; L-asparagine tert-butyl ester; 2-Methyl-2-propanyl L-asparaginate; L-Asparagine, 1,1-dimethylethyl ester; asparagine t-butyl ester; MFCD04112474; tert-Butyl L-asparaginate |
| Molecular Formula | C8H16N2O3 |
| Molecular Weight | 188.224 |
| Purity | 98.00 |
| Density | 1.1±0.1 g/cm3 |
| Boiling Point | 340.2±32.0 °C at 760 mmHg |
| Appearance | crystallization |
| Storage Condition | room temperature |
| HTC | 2924199090 |
| SMILES | CC(C)(C)OC(=O)C(N)CC(N)=O |
| InChI | InChI=1S/C8H16N2O3/c1-8(2,3)13-7(12)5(9)4-6(10)11/h5H,4,9H2,1-3H3,(H2,10,11) |
| InChI Key | VLLGKVRQXXHELH-YFKPBYRVSA-N |
| MSDS | msds/39735_2_25456_86_4.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:C8H16N2O3 Molecular weight:188.2 Section10. Stability and reactivity Conditions to avoid: Heat, flames and sparks. Materials to avoid: Oxidizing agents. Possible hazardous combustion products: Carbon monoxide, nitrogen oxides. 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 Xn Risk Phrases 52 HS Code 2924199090 Synthetic Route Total: 1 Page Z-Asn-OtBu CAS#:25456-85-3 L-Asparagine te... CAS#:25456-86-4 Literature: Helvetica chimica acta, , vol. 54, # 1 p. 398 - 422 Precursor & DownStream Precursor 1 CAS#:25456-85-3 Z-Asn-OtBu DownStream 0 |
| Tax Rebate | 13.0% |
| Supervision | None. MFN tariff: 6.5%. Ordinary tariff: 30.0% |
| Transport Info | Product name: Summary 2924199090. other acyclic amides (including acyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |
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