猩红酸 |
| 时间：2023-07-15 来源：化工号 作者：C21H16N2O9S2 |
| 中文名 | 猩红酸
| | 英文名 | 4,4'-dihydroxy-7,7'-ureylenedi(naphthalene-2-sulphonic acid
| | 别名 | 猩红酸
腥红酸
双J酸
7,7-(羰基二亚氨基)二(4-羟基-2-萘磺酸)
7,7'-(羰基双(氮杂二基))双(4-羟基萘-2-磺酸)
6,6'-(1,3-亚脲基)双(1,1'-萘酚)-3,3'-磺酸
| | 英文别名 | Bis-J Acid
J Acid Urea
phosgenated
6,6'-ureylenbis-1-naphthol-3-sulfonic acid
N,N'-Bis[6-(1-naphthol-3-sulfonic acid)]urea
6,6'-ureylene-bis(1-naphthol-3-sulfonic acid)
5,5-DIHYDROXY-7,7-DISULPHO-2,2-DINAPHTHYL UREA
N,N'-bis(4-hydroxy-2-sulfonaphthalene-7-yl)urea
7,7'-Ureylenebis(4-hydroxy-2-naphthalenesulfonic acid)
7,7'-Ureylene-bis-(4-hydroxynaphthalene-2-sulfonic acid)
4,4'-dihydroxy-7,7'-ureylenedi(naphthalene-2-sulphonic acid
4,4'-dihydroxy-7,7'-ureylenedi(naphthalene-2-sulphonic acid)
7,7-(carbonyldiimino)bis[4-hydroxy-2-naphthalenesulfonic acid]
2-Naphthalenesulfonic acid, 7,7-(carbonyldiimino)bis4-hydroxy-
7,7'-(Carbonyldiimino)bis[4-hydroxy-2-naphthalenesulfonic acid]
4-hydroxy-7-{[(5-hydroxy-7-sulfonaphthalen-2-yl)carbamoyl]amino}naphthalene-2-sulfonic acid
| | CAS | 134-47-4
| | EINECS | 205-142-9 | | 化学式 | C21H16N2O9S2
| | 分子量 | 504.49 | | InChI | InChI=1/C21H16N2O9S2/c24-19-9-15(33(27,28)29)7-11-5-13(1-3-17(11)19)22-21(26)23-14-2-4-18-12(6-14)8-16(10-20(18)25)34(30,31)32/h1-10,24-25H,(H2,22,23,26)(H,27,28,29)(H,30,31,32) | | 密度 | 1.798±0.06 g/cm3(Predicted) | | 熔点 | 86-88 ℃ | | 折射率 | 1.822 | | 酸度系数 | -0.17±0.40(Predicted) | | 存储条件 | Sealed in dry,Room Temperature | | 外观 | 干灰色-白色粉末 | | 产品用途 | 为偶氮染料用的中间体，用于制造直接橙S、直接耐酸大红4BS等 | | 下游产品 | 直接红 23 直接耐晒棕 8RLL 皮革黑 直接耐晒枣红 BL 天狼猩红 直接红 23 |
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