2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-1-benzopyran-3-yl nicotinate

更新时间：2025-08-20 12:15:45

2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-1-benzopyran-3-yl nicotinate结构式	常用名	2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-1-benzopyran-3-yl nicotinate	英文名	2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-1-benzopyran-3-yl nicotinate
	CAS号	1556-70-3	分子量	407.33000
	密度	1.72g/cm3	沸点	712.2ºC at 760mmHg
	分子式	C₂₁H₁₃NO₈	熔点	N/A
	MSDS	N/A	闪点	384.5ºC

英文名	[2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxochromen-3-yl] pyridine-3-carboxylate
英文别名	更多

海关编码	2934999090

海关编码	2934999090
中文概述	2934999090. 其他杂环化合物. 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
Summary	2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

3-Pyridinecarboxylicacid,2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-1-benzopyran-3-yl ester

Nicotinicacid,3-ester with 3,3',4',5,7-pentahydroxyflavone (7CI)

2-(3,4-Dihydroxyphenyl)-5,7-dihydroxy-4-oxo-4H-1-benzopyran-3-yl nicotinate

Quercetin-nicotinat

EINECS 216-312-7

名称