3374-46-7
3374-46-7结构式
- 常用中文名：2-(5-oxo-2-furylidene)acetic acid
- 常用英文名：2-(5-oxo-2-furylidene)acetic acid
- CAS号：3374-46-7
- 分子式：C6H4O4
- 分子量：140.09400
- 发布时间：2016-07-15 06:38:20
- 更新时间：2024-01-14 13:39:33
| 英文名 | cis-4-carboxymethylenebut-2-en-4-olide |
|---|---|
| 英文别名 |
trans-dienelactone
cis-dienelactone 2-(5-oxo-2-furylidene)acetic acid |
| 密度 | 1.721g/cm3 |
|---|---|
| 沸点 | 336.1ºC at 760mmHg |
| 分子式 | C6H4O4 |
| 分子量 | 140.09400 |
| 闪点 | 151.4ºC |
| 精确质量 | 140.01100 |
| PSA | 63.60000 |
| LogP | 0.06790 |
| 海关编码 | 2932190090 |
|---|
|
~75%
3374-46-7 |
| 文献：Funabiki, Takuzo; Sugio, Daisuke; Inui, Nobuhiko; Maeda, Matsutaka; Hitomi, Yutaka Chemical Communications, 2002 , # 5 p. 412 - 413 |
|
~%
3374-46-7 |
| 文献：Massy-Westropp, Ralph; Price, Martyn F. Australian Journal of Chemistry, 1980 , vol. 33, # 2 p. 333 - 341 |
|
~%
3374-46-7 |
| 文献：Massy-Westropp, Ralph; Price, Martyn F. Australian Journal of Chemistry, 1980 , vol. 33, # 2 p. 333 - 341 |
| 海关编码 | 2932190090 |
|---|---|
| 中文概述 | 2932190090 其他结构上有非稠合呋喃环化合物. 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:6.5% 普通关税:20.0% |
| 申报要素 | 品名, 成分含量, 用途 |
| Summary | 2932190090 other compounds containing an unfused furan ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0% |