Direct Black 166
Direct Black 166 Basic information
- Product Name:
- Direct Black 166
- Synonyms:
-
- Direct Black 166
- 2,7-Naphthalenedisulfonic acid, 4-amino-3-4-4-(2,4-diaminophenyl)azophenylaminocarbonylphenylazo-5-hydroxy-6-(phenylazo)-, disodium salt
- Direct black 166 (C.I. 30026)
- C.I.Direct Black 166
- Concorde Direct Black ANBN
- Dinamine Black NBR SP
- Direct Black ANBA
- Everdirect Black ANBN
- CAS:
- 57131-19-8
- MF:
- C35H26N10O8S2.2Na
- MW:
- 824.764
- Product Categories:
-
- Organics
- Mol File:
- 57131-19-8.mol
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Direct Black 166 Chemical Properties
- CAS DataBase Reference
- 57131-19-8
- EPA Substance Registry System
- 2,7-Naphthalenedisulfonic acid, 4-amino-3-[[4-[[[4-[(2,4-diaminophenyl)azo]phenyl]amino]carbonyl]phenyl]azo]-5-hydroxy-6-(phenylazo)-, disodium salt (57131-19-8)
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Direct Black 166 Usage And Synthesis
Preparation
4-Amino-N-(4-aminophenyl)benzamide double nitriding, in acid conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid?coupled, aniline diazo, in alkaline conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid?group of neighborhood, a coupling again with Benzene-1,3-diamine coupling.
Properties and Applications
black. Used for cellulose fiber dyeing and printing, also can be used for leather dyeing. Is C.I. Direct Black 38 substitutes.
| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
| Fading | Stain | Fading | Stain | ||||
| ISO | 3 | 2-3 | 1 | 3 | 1 | ||
Direct Black 166Supplier
Hubei Jusheng Technology Co.,Ltd
- Tel
- 027-59599241 18871490274
- 1400878000@qq.com
Hefei TNJ Chemical Industry Co.,Ltd.
- Tel
- +86-0551-65418671 +8618949823763
- sales@tnjchem.com
Hubei xin bonus chemical co. LTD
- Tel
- 86-13657291602
- linda@hubeijusheng.com
Hubei yongkuo Technology Co., Ltd
- Tel
- 027-59223108 15972152991
- 1248580099@qq.com
Hubei Xinkang Pharmaceutical Chemical Co., Ltd
- Tel
- 027-59308705 18871579363
- 1248180077@qq.com
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Direct Black 166(57131-19-8)Related Product Information
- Direct Grey D
- Direct Black GB
- Direct Black 38
- Direct Black 19
- DIRECT PURE YELLOW 5G
- DIRECT RED 80
- Direct Green 26
- Direct Red 243
- Direct Orange 39
- DIRECT BLACK 22
- Direct Yellow 12
- Direct Red 13
- Direct Black 168
- trisodium 3-[[4-[[6-(anilino)-1-hydroxy-3-sulphonato-2-naphthyl]azo]-5-methoxy-o-tolyl]azo]naphthalene-1,5-disulphonate
- Direct Yellow 120
- DIRECT VIOLET 51
- Direct Blue 199
- Direct Brown 95