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CAS号: 129423-54-7 英文名称: Pigment Yellow 191 英文同义词: P.Y.191;c.i. 18795;Yellow HGR 31;PIGMENT YELLOW 191;PYRAZOLONE YELLOW HGR;Pigment Brilliant Yellow HGR;Pigment -- Pigment Yellow 191;6191 Pigment Brilliant Yellow HGR;calcium,4-chloro-5-methyl-2-[[3-methyl-5-oxo-1-(3-sulfonatophenyl)-4H-pyrazol-4-yl]diazenyl]benzenesulfonate;4-Chloro-2-[5-hydroxy-3-methyl-1-(3-sulfophe- nyl)pyrazol-4-ylazo]-5-methylbenzene sulfonic acid, calcium salt 中文名称: 颜料黄 191 中文同义词: 颜料黄 191;永固黄 HGR;颜料艳黄 HGR 分子式: C17H13CaClN4O7S2 分子量: 524.97 Mol file CAS 数据库: 129423-54-7(CAS DataBase Reference) EPA化学物质信息: Benzenesulfonic acid, 4-chloro-2-[2-[4,5-dihydro-3-methyl-5-oxo-1-(3-sulfophenyl)-1H-pyrazol-4-yl]diazenyl]-5-methyl-, calcium salt (1:1) (129423-54-7)