Company Name: |
Victor Color Industries
|
Tel: |
+91-2224052019 +91-2224052019 |
Email: |
qadir@victorcolor.com |
Products Intro: |
Product Name:Direct black 166 CAS:57131-19-8 Purity:98% Package:1 kg,5 kg, 10 kg,25kg and 1 MT
|
Company Name: |
Colosperse Dyes And Intermediates
|
Tel: |
+91-9510694450 +91-9909927432 |
Email: |
export@colosperse.com |
Products Intro: |
Product Name:Direct black 166 CAS:57131-19-8 Purity:98% Package:1 kg,5 kg, 10 kg,25kg and 1 MT
|
Company Name: |
Nitin Dye Chem Pvt Ltd
|
Tel: |
+91-9820369520 +91-9820369520 |
Email: |
nitindyechem@gmail.com |
Products Intro: |
Product Name:Direct black 166 CAS:57131-19-8 Purity:99% Package:1 kg,5 kg, 10 kg,25kg and 1 MT
|
|
| 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 | EINECS: | | Product Categories: | Organics | Mol File: | 57131-19-8.mol | ![Direct Black 166 Structure](CAS/GIF/57131-19-8.gif) |
| Direct Black 166 Chemical Properties |
| 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 |
|