38491-47-3
38491-47-3结构式
- 常用中文名：ethyl 4-methylpent-2-ynoate
- 常用英文名：ethyl 4-methylpent-2-ynoate
- CAS号：38491-47-3
- 分子式：C8H12O2
- 分子量：140.18000
- 发布时间：2016-06-11 08:30:38
- 更新时间：2024-01-18 16:22:22
| 英文名 | ethyl 4-methylpent-2-ynoate |
|---|---|
| 英文别名 |
4-methyl-pent-2-ynoic acid ethyl ester
4-Methyl-pent-2-insaeure-aethylester Isopropylpropiolsaeure-ethylester 2-Pentynoic acid,4-methyl-,ethyl ester |
| 密度 | 0.948g/cm3 |
|---|---|
| 沸点 | 198.1ºC at 760 mmHg |
| 分子式 | C8H12O2 |
| 分子量 | 140.18000 |
| 闪点 | 69.6ºC |
| 精确质量 | 140.08400 |
| PSA | 26.30000 |
| LogP | 1.20890 |
| 折射率 | 1.438 |
| 海关编码 | 2916190090 |
|---|
|
~71%
38491-47-3 |
| 文献：Golden, Jennifer E.; Sanders, Shanina D.; Muller, Kristine M.; Buerli, Roland W. Tetrahedron Letters, 2008 , vol. 49, # 5 p. 794 - 798 |
|
~94%
38491-47-3 |
| 文献：Organ; Bratovanov Tetrahedron Letters, 2000 , vol. 41, # 36 p. 6945 - 6949 |
|
~%
38491-47-3 |
| 文献：ELI LILLY AND COMPANY Patent: WO2007/140174 A2, 2007 ; Location in patent: Page/Page column 18 ; |
|
~%
38491-47-3 |
| 文献：Tokuda, Masao; Nishio, Osamu Journal of Organic Chemistry, 1985 , vol. 50, # 10 p. 1592 - 1596 |
|
~%
38491-47-3 |
| 文献：Wenkert,E.; McPherson,C.A. Synthetic Communications, 1972 , vol. 2, p. 331 - 334 |
| 上游产品 4 | |
|---|---|
| 下游产品 0 | |
| 海关编码 | 2916190090 |
|---|---|
| 中文概述 | 2916190090 其他不饱和无环一元羧酸（包括其酸酐、酰卤化物，过氧化物和过氧酸以及它们的衍生物）。监管条件:AB(入境货物通关单,出境货物通关单)。增值税率:17.0%。退税率:9.0%。最惠国关税:6.5%。普通关税:30.0% |
| 申报要素 | 品名, 成分含量, 用途, 丙烯酸、丙烯酸盐或酯应报明包装 |
| 监管条件 | A.入境货物通关单 B.出境货物通关单 |
| 检验检疫 | R.进口食品卫生监督检验 S.出口食品卫生监督检验 M.进口商品检验 N.出口商品检验 |
| 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% |