3H-Pyrazol-3-one,4-[2-(2,4-dimethylphenyl)diazenyl]-2,4-dihydro-5-methyl-2-phenyl-
- 中文别名:溶剂黄18
- 中文释义:溶剂黄18;4-[(2,4-二甲基苯基)偶氮]-2,4-二氢-5-甲基-2-苯基-3H-吡唑-3-酮;溶剂黄 18
- 英文别名:4-[(2,4-Dimethylphenyl)azo]-2,4-dihydro-5-methyl-2-phenyl-3H-pyrazol-3-one;
2-Phenyl-4-(2,4-dimethylphenylazo)-5-methyl-2H-pyrazole-3(4H)-one;
solvent yellow 18;
C.I.Food Yellow 12;
4-(2',4'-Dimethylphenylazo)-3-methyl-1-phenylpyrazolin-5-on;
Sudangelb G;
5-methyl-2-phenyl-2H-pyrazole-3,4-dione 4-[(2,4-dimethyl-phenyl)-hydrazone]
- CAS No.:6407-78-9
- 分子式:C18H18N4O
- 分子量:306.36
- 精确分子量:306.14800
- PSA:57.39000
- InChI:InChI=1/C18H18N4O/c1-12-9-10-16(13(2)11-12)19-20-17-14(3)21-22(18(17)23)15-7-5-4-6-8-15/h4-11,17H,1-3H3
- 分子结构式:
物化性质
- 密度:
- 1.19
- 沸点:
- 497.8ºC at 760 mmHg
- 闪点:
- 254.8ºC
- 折射率:
- 1.63
安全信息
- 密度:
- 1.19
- 沸点:
- 497.8ºC at 760 mmHg
- 闪点:
- 254.8ºC
- 折射率:
- 1.63
海关数据
中国海关编码:2933199090
- 概述:
- 2933199090. 其他结构上有非稠合吡唑环化合物. 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:
- 2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%