中文名 | 酸性黄42 |
英文名 | acid yellow 42 (C.I. 22910) |
别名 | 酸性金黄R 酸性黄42 酸性黄 RS 酸性黄 42 酸性黄42MR 酸性黄42二钠盐 弱酸性金黄 C-R 4,4'-二[(4,5-二氢-3-甲基-5-氧代-1-苯基-1H-吡唑-4-基)偶氮]-[1,1'-联苯]-2,2'-二磺酸二钠盐 4,4'-二[(4,5-二氢-3-甲基-5-氧代-1-苯基-1H-吡唑-4-基)偶氮]-[1,1'-联苯]-2,2'-二磺酸二钠盐 |
英文别名 | C.I. 22910 Acid Yellow 42 ACID YELLOW 42 Acid Yellow 42 CI ACID YELLOW 42 COOMASSIE YELLOW R C.I. Acid Yellow 42 SULPHON YELLOW RS-CF BENZYL FAST YELLOW RS CALCOCID MILLING YELLOW R acid yellow 42 (C.I. 22910) C.I. Acid Yellow 42 disodium salt C.I. Acid Yellow 42, disodium salt [1,1'-biphenyl]-2,2'-disulfonicacid,4,4'-bis[(4,5-dihydro-3-methyl-5-oxo-1-ph disodium 4,4-bis(5-hydroxy-3-methyl-1-phenyl-1H-pyrazol-4-ylazo)-1,1-biphenyl-2,6-disulphonate disodium 4,4'-bis[(E)-(3-methyl-5-oxo-1-phenyl-4,5-dihydro-1H-pyrazol-4-yl)diazenyl]biphenyl-2,2'-disulfonate [1,1'-Biphenyl]-2,2'-disulfonicacid,4,4'-bis[(4,5-dihydro-3-methyl-5-oxo-1-phenyl-1H-pyrazol-4-yl)azo]-,disodiumsalt disodium 5-(5-hydroxy-3-methyl-1-phenyl-pyrazol-4-yl)azo-2-[4-(5-hydroxy-3-methyl-1-phenyl-pyrazol-4-yl)azo-2-sulfonato-phenyl]benzenesulfonate |
CAS | 6375-55-9 |
EINECS | 228-940-9 |
化学式 | C32H27N8NaO8S2 |
分子量 | 738.73 |
InChI | InChI=1/C32H26N8O8S2.2Na/c1-19-29(31(41)39(37-19)23-9-5-3-6-10-23)35-33-21-13-15-25(27(17-21)49(43,44)45)26-16-14-22(18-28(26)50(46,47)48)34-36-30-20(2)38-40(32(30)42)24-11-7-4-8-12-24;;/h3-18,41-42H,1-2H3,(H,43,44,45)(H,46,47,48);;/q;2*+1/p-2 |
密度 | 1.617[at 20℃] |
水溶性 | 17.27g/L at 20℃ |
物化性质 | 亮黄色粉末。溶于水,水溶液呈柠檬黄色。水溶液加入浓盐酸、浓氢氧化钠,色泽均无变化。溶于乙醇呈柠檬黄色,微溶于丙酮。于浓硫酸中呈柠檬黄色,稀释后色泽不变。染色时遇铜离子色泽稍变红暗,遇铁离子变暗绿,遇铬离子色泽不变。 |
上游原料 | 联苯胺 1-苯基-3-甲基-5-吡唑啉酮 依达拉奉 |