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| Benzoic acid, 5-[[4'-[(2,6-diamino-3-methyl-5-sulfophenyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-2-hydroxy-3-methyl-, disodium salt Basic information |
Product Name: | Benzoic acid, 5-[[4'-[(2,6-diamino-3-methyl-5-sulfophenyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-2-hydroxy-3-methyl-, disodium salt | Synonyms: | Benzoic acid, 5-[[4'-[(2,6-diamino-3-methyl-5-sulfophenyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-2-hydroxy-3-methyl-, disodium salt;C.I.Direct Orange 7:C.I.23380;Direct Orange 7 | CAS: | 2868-76-0 | MF: | C29H26N6Na2O6S | MW: | 632.59788 | EINECS: | 608-236-1 | Product Categories: | | Mol File: | 2868-76-0.mol | ![Benzoic acid, 5-[[4'-[(2,6-diamino-3-methyl-5-sulfophenyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-2-hydroxy-3-methyl-, disodium salt Structure](CAS/20200401/GIF/2868-76-0.gif) |
| Benzoic acid, 5-[[4'-[(2,6-diamino-3-methyl-5-sulfophenyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-2-hydroxy-3-methyl-, disodium salt Chemical Properties |
| Benzoic acid, 5-[[4'-[(2,6-diamino-3-methyl-5-sulfophenyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-2-hydroxy-3-methyl-, disodium salt Usage And Synthesis |
Preparation | 3,3′-Dimethylbenzidine double nitriding, first with 2-Hydroxy-3-methylbenzoic acid coupling, again with 2,4-Diamino-5-methylbenzenesulfonic acid coupling | Properties and Applications | yellow orange. Soluble in water for gold orange, and adequate soluble in ethanol for golden brown. The strong sulfuric acid for purple (have dark), for dark yellow brown after diluted.
Standard
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Acid Resistance
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Alkali Resistance
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Light Fastness
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Soaping
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Water
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Fading
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Stain
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Fading
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Stain
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ISO
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3-4
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3-4
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2
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1-2
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2
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| Benzoic acid, 5-[[4'-[(2,6-diamino-3-methyl-5-sulfophenyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-2-hydroxy-3-methyl-, disodium salt Preparation Products And Raw materials |
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