15997-62-3
15997-62-3 structure
- Name: ACETIC ACID 2,6-DIOXO-3,6-DIHYDRO-2H-PYRAN-4-YL ESTER
- Chemical Name: (2,6-dioxo-3H-pyran-4-yl) acetate
- CAS Number: 15997-62-3
- Molecular Formula: C7H6O5
- Molecular Weight: 170.12000
- Create Date: 2018-12-26 10:07:04
- Modify Date: 2025-08-26 11:38:23
| Name | (2,6-dioxo-3H-pyran-4-yl) acetate |
|---|---|
| Synonyms |
3-acetoxy-pent-2-enedioic acid anhydride
2,6-dioxo-3,6-dihydro-2H-pyran-4-yl acetate 4-Acetoxy-2,3-dihydro-2H-pyran-2,6-dion 2H-Pyran-2,6(3H)-dione,4-(acetyloxy) 4-Acetoxypyran-2,6(3H)-dion 4-acetyloxy-2H,3H-pyran-2,6-dione ACETIC ACID 2,6-DIOXO-3,6-DIHYDRO-2H-PYRAN-4-YL ESTER 4-acetoxy-2H,3H-pyrane-2,6-dione Glutaconicanhydride,3-hydroxy-,acetate (8CI) |
| Density | 1.38g/cm3 |
|---|---|
| Boiling Point | 321.6ºC at 760 mmHg |
| Molecular Formula | C7H6O5 |
| Molecular Weight | 170.12000 |
| Flash Point | 145.5ºC |
| Exact Mass | 170.02200 |
| PSA | 69.67000 |
| Vapour Pressure | 0.000294mmHg at 25°C |
| Index of Refraction | 1.495 |
| HS Code | 2917190090 |
|---|
|
~78%
15997-62-3 |
| Literature: GILEAD SCIENCES, INC.; LI, Wenjie; DE CROOS, Philomen; FANDRICK, Keith, R.; GAO, Joe, Ju; HADDAD, Nizar; LU, Zhi-Hui; QU, Bo; RODRIGUEZ, Sonia; SENANAYAKE, Chris, H.; ZHANG, Yongda; TANG, Wenjun Patent: WO2012/138670 A1, 2012 ; Location in patent: Page/Page column 58 ; WO 2012/138670 A1 |
| Precursor 2 | |
|---|---|
| DownStream 1 | |
| HS Code | 2917190090 |
|---|---|
| Summary | 2917190090 acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0% |