41658-12-2
41658-12-2 structure
- Name: methyl 4-chlorobut-2-ynoate
- Chemical Name: methyl 4-chlorobut-2-ynoate
- CAS Number: 41658-12-2
- Molecular Formula: C5H5ClO2
- Molecular Weight: 132.54500
- Create Date: 2018-08-26 14:26:13
- Modify Date: 2025-08-26 14:36:54
| Name | methyl 4-chlorobut-2-ynoate |
|---|---|
| Synonyms |
Chlortetrolsaeuremethylester
2-Butynoic acid,4-chloro-,methyl ester Methyl 4-chlorobutynoate methyl 4-chloro-2-butynoate Methyl chlorotetrolate chloro-but-2-ynoic acid methyl ester Chlorotetrolic acid methyl ester Chlor-but-2-insaeure-methylester |
| Density | 1.213g/cm3 |
|---|---|
| Boiling Point | 191.6ºC at 760 mmHg |
| Molecular Formula | C5H5ClO2 |
| Molecular Weight | 132.54500 |
| Flash Point | 84.7ºC |
| Exact Mass | 131.99800 |
| PSA | 26.30000 |
| LogP | 0.40160 |
| Index of Refraction | 1.458 |
| HS Code | 2916190090 |
|---|
|
~61%
41658-12-2 |
| Literature: Olomucki, Martin; Gall, Jean-Yves Le; Barrand, Isabelle Journal of the Chemical Society, Chemical Communications, 1982 , # 22 p. 1290 - 1291 |
|
~91%
41658-12-2 |
| Literature: Trofimov; Mal'kina; Gritsa; Skvortsov; Stankevich; Sokolyanskaya Russian Journal of General Chemistry, 1996 , vol. 66, # 1 p. 102 - 106 |
|
~%
41658-12-2 |
| Literature: Vereshchagin,L.I. et al. Journal of Organic Chemistry USSR (English Translation), 1973 , vol. 9, p. 514 - 518 Zhurnal Organicheskoi Khimii, 1973 , vol. 9, p. 506 - 511 |
| Precursor 5 | |
|---|---|
| DownStream 1 | |
| HS Code | 2916190090 |
|---|---|
| Summary | 2916190090 unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0% |