4H-Naphtho[1,2-b]pyran-4-one,3-hydroxy-2-phenyl-
- 中文别名:3-羟基-2-苯基-4H-苯并[h]苯并吡喃-4-酮
- 中文释义:3-hydroxy-2-phenyl-4H-benzo[h]chromen-4-one
- 英文别名:3-hydroxy-2-phenyl-4H-benzo[h]chromen-4-one;
A-NAPHTHOFLAVONOL;
3-hydroxy-2-phenyl-benzo[h]chromen-4-one
- CAS No.:22812-50-6
- 分子式:C19H12O3
- 分子量:288.3
- 精确分子量:288.07900
- PSA:50.44000
- InChI:The Key: NXKPKOFDBHWAGX-UHFFFAOYSA-N
- 分子结构式:
海关数据
中国海关编码:2914400090
- 概述:
- 2914400090 其他酮醇及酮醛。监管条件:无。增值税率:17.0%。退税率:9.0%。最惠国关税:5.5%。普通关税:30.0%
- 申报要素:
- 品名, 成分含量, 用途, 丙酮报明包装
- 摘要/Summary:
- 2914400090 other ketone-alcohols and ketone-aldehydes。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%