21079-27-6
21079-27-6 structure
- Name: Propanedioicacid, 2-(1,1-dimethyl-2-propyn-1-yl)-, 1,3-diethyl ester
- Chemical Name: diethyl 2-(2-methylbut-3-yn-2-yl)propanedioate
- CAS Number: 21079-27-6
- Molecular Formula: C12H18O4
- Molecular Weight: 226.26900
- Create Date: 2016-04-29 06:14:55
- Modify Date: 2025-08-22 12:30:31
| Name | diethyl 2-(2-methylbut-3-yn-2-yl)propanedioate |
|---|---|
| Synonyms | ethyl 3,3-dimethyl-2-ethoxycarbonylpent-4-ynoate |
| Density | 1.039g/cm3 |
|---|---|
| Boiling Point | 284.2ºC at 760mmHg |
| Molecular Formula | C12H18O4 |
| Molecular Weight | 226.26900 |
| Flash Point | 131.1ºC |
| Exact Mass | 226.12100 |
| PSA | 52.60000 |
| LogP | 1.38820 |
| Vapour Pressure | 0.00303mmHg at 25°C |
| Index of Refraction | 1.453 |
| HS Code | 2917190090 |
|---|
| Precursor 7 | |
|---|---|
| DownStream 7 | |
| 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% |