Basic information Safety Supplier Related

Direct Black 166

Basic information Safety Supplier Related

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 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 166 Preparation Products And Raw materials

Raw materials

Direct Black 166Supplier

Hubei Jusheng Technology Co.,Ltd
Tel
027-59599241 18871490274
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1400878000@qq.com
Hefei TNJ Chemical Industry Co.,Ltd.
Tel
+86-0551-65418671 +8618949823763
Email
sales@tnjchem.com
Hubei xin bonus chemical co. LTD
Tel
86-13657291602
Email
linda@hubeijusheng.com
Hubei yongkuo Technology Co., Ltd
Tel
027-59223108 15972152991
Email
1248580099@qq.com
Hubei Xinkang Pharmaceutical Chemical Co., Ltd
Tel
027-59308705 18871579363
Email
1248680011@qq.com