2H-Pyrrol-2-one,1,5-dihydro-4-hydroxy-
- 中文别名:1,5-二氢-4-羟基-2H-吡咯-2-酮
- 中文释义:1,5-二氢-4-羟基-2H-吡咯-2-酮;吡咯烷-2,4-二酮
- 英文别名:3-hydroxy-1,2-dihydropyrrol-5-one;
Tetraminsaeure;
Tetramic acid;
4-Hydroxy-1H-pyrrol-2(5H)-one;
5-hydroxy-1,2-dihydropyrrol-3-one;
5-oxidanyl-1,2-dihydropyrrol-3-one
- CAS No.:503-83-3
- 分子式:C4H5NO2
- 分子量:99.09
- 精确分子量:99.03200
- PSA:49.33000
- InChI:The Key: RUXHWBMJNBBYNL-UHFFFAOYSA-N
- 分子结构式:
物化性质
- 密度:
- 1.425 g/cm3
- 沸点:
- 267.7ºC at 760 mmHg
- 闪点:
- 115.7ºC
- 折射率:
- 1.579
安全信息
- 密度:
- 1.425 g/cm3
- 沸点:
- 267.7ºC at 760 mmHg
- 闪点:
- 115.7ºC
- 折射率:
- 1.579
海关数据
中国海关编码:2933990090
- 概述:
- 2933990090. 其他仅含氮杂原子的杂环化合物. 增值税率:17.0%. 退税率:13.0%. 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, 乌洛托品请注明外观, 6-己内酰胺请注明外观, 签约日期
- 摘要/Summary:
- 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%