Direct Green 85
- Product Name
- Direct Green 85
- CAS No.
- 72390-60-4
- Chemical Name
- Direct Green 85
- Synonyms
- C.I.30387;Direct Green 85;Drak Green 2BNB;Direct Dark Green BA;Direct green 85 (C.I. 30387);C.I.Direct Green 85:C.I.30387;Direct Green 2B-NB, DIrect Green 85;4-Amino-5-hydroxy-3-[[4'-[(4-hydroxyphenyl)azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-6-(phenylazo)-2,7-naphthalenedisulfonic acid disodium salt
- CBNumber
- CB5968747
- Molecular Formula
- C36H30N7NaO8S2
- Formula Weight
- 775.79
- MOL File
- 72390-60-4.mol
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Direct Green 85 Chemical Properties,Usage,Production
Preparation
3,3′-Dimethylbenzidine double nitriding, first with phenol coupling, and then in acid conditions and aniline diazo, in alkaline conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid?and of accidentally coupled coupled nitrogen compounds.
Properties and Applications
green. Dark grey or black powder. Soluble in water for dark green. Cellulose fiber dyeing to 80℃ when the biggest affinity, for the neutral or weak alkali dye bath dyeing, directly, coloring rate is good. Mainly used for cotton, viscose, silk, polyamide fiber dyeing, also suitable for hemp, paper, soap shading and color which manufacture.
| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
| Fading | Stain | Fading | Stain | ||||
| ISO | 5 | 3 | 3-4 | 3-4 | 3 | 4 | 3-4 |
Direct Green 85 Preparation Products And Raw materials
Raw materials
Preparation Products
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Direct Green 85 Suppliers
- Tel
- 027-13163388153 13163388153
- yeqiu416@163.com
- Country
- China
- ProdList
- 9979
- Advantage
- 58
- Tel
- +undefined13902081959
- jinyanchun@xiangruidye.com
- Country
- China
- ProdList
- 83
- Advantage
- 58
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View Lastest Price from Direct Green 85 manufacturers
TIANJIN XIANGRUI DYESTUFF CO.,LTD
- Product
- Direct Green 2B-NB, DIrect Green 85 72390-60-4
- Price
- US $3.50/kg
- Min. Order
- 25kg
- Purity
- 99%
- Supply Ability
- 20 tons
- Release date
- 2022-10-25
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4-Amino-3-[(2,5-dichlorophenyl)azo]-6-[[4'-[(3-methyl-4-hydroxyphenyl)azo]-1,1'-biphenyl-4-yl]azo]-5-hydroxy-2,7-naphthalenedisulfonic acid disodium salt