6359-85-9 酸性黄RN

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名称和标识

中文名: 酸性黄RN
英文名: Acid Yellow 25
CAS号: 6359-85-9
分子式: C23H20N5NaO6S2
分子量: 549.55
中文别名: 酸性黄 E-2PL; 4-[4,5-二氢-3-甲基-4-[[4-甲基-3-[(苯基氨基)磺酰基]苯基]偶氮]-5-氧代-1H-吡唑-1-基]-苯磺酸单钠盐; 强酸黄RN; 酸性黄25
英文别名: sodium,4-[3-methyl-4-[[4-methyl-3-(phenylsulfamoyl)phenyl]diazenyl]-5-oxo-4H-pyrazol-1-yl]benzenesulfonate; sodium 4-(3-methyl-4-(4-methyl-3-(phenylaminosulphonyl)phenylazo)-5-hydroxypyrazol-1-yl)benzenesulphonate; AcidYellowER; C.I.AcidYellow25; 1H-Pyrazole,5-oxo-4,5-dihydro-3-methyl-4-[[3-[(phenylamino)sulfonyl]-4-methylphenyl]azo]-1-(4-sulfophenyl)-,sodiumsalt; Benzenesulfonic acid, 4-4,5-dihydro-3-methyl-4-4-methyl-3-(phenylamino)sulfonylphenylazo-5-oxo-1H-pyrazol-1-yl-, monosodium salt; Acid Fast Yellow ER; Covanyl Yellow RN; Novamina Yellow R; Oxanal Yellow R; Benzenesulfonic acid, 4-[4,5-dihydro-3-methyl-4-[(E)-2-[4-methyl-3-[(phenylamino)sulfonyl]phenyl]diazenyl]-5-oxo-1H-pyrazol-1-yl]-, sodium salt (1:1); Sodium 4-(3-methyl-4-{(E)-[4-methyl-3-(phenylsulfamoyl)phenyl]diazenyl}-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonate; Fast Yellow MR; Midlon Yellow R; Belacid Yellow R; Optamine Yellow R; Lanaperl Yellow R; Supramine Yellow R; Supracid Yellow R

安全说明

WGK Germany:3；TSCA listed；存储类别:11 - 可燃固体

用途与制备

用于羊毛织物的染色；用于锦纶织物的印染；用于皮革的着色；用于电化铝的着色；用于纸张涂层。

染料

路线1：重氮化-偶合工艺

原料：4-氨基-2-(苯胺基磺酰基)甲苯；3-甲基-1-对磺酸基苯基-5-吡唑酮
步骤：
1. 将4-氨基-2-(苯胺基磺酰基)甲苯进行重氮化反应；
2. 重氮化产物与3-甲基-1-对磺酸基苯基-5-吡唑酮进行偶合反应；
3. 反应产物经盐析、过滤、干燥、粉碎得成品。