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C.I. Direct Orange 31
Product Name
C.I. Direct Orange 31
CAS
6420-03-7
MF
C31H27N6NaO7S
MW
650.64
EINECS
MOL File
6420-03-7.mol
Usage And Synthesis
Preparation
3,3′-Dimethylbenzidine?double nitriding, respectively with?2-Hydroxybenzoic acid and 4-(3-Methyl-5-oxo-4,5-dihydropyrazol-1-yl)benzenesulfonic acid coupling.
Properties and Applications
red light orange. Used for cellulose fiber dyeing, good levelness, white the gender is good.
Standard
Acid Resistance
Alkali Resistance
Light Fastness
Soaping
Water
Fading
Stain
Fading
Stain
ISO
4
3-4
3
2-3
3
Preparation Products And Raw materials
Raw materials
3-Methyl-1-(4-sulfophenyl)-2-pyrazolin-5-one
Salicylic acid
O-Tolidine
C.I. Direct Orange 31 Supplier
Hubei Jusheng Technology Co.,Ltd.
Tel
18871490254
Email
linda@hubeijusheng.com
Related Product Information
C.I. Direct Orange 28
sodium 2-[4-[[2,4-dihydroxy-3-(phenylazo)phenyl]azo]phenyl]-6-methylbenzothiazole-7-sulphonate
Direct Orange 33
disodium (3Z)-5-methyl-3-[[2-methyl-4-[3-methyl-4-[[3-methyl-5-oxo-1-(4-sulfonatophenyl)-4H-pyrazol-4-yl]diazenyl]phenyl]phenyl]hydrazinylidene]-6-oxo-cyclohexa-1,4-diene-1-carboxylate
DIRECT ORANGE 29
7-[[4-[(2,4-Diamino-5-nitrophenyl)azo]benzoyl]amino]-4-hydroxy-3-[(4-sodiosulfophenyl)azo]naphthalene-2-sulfonic acid sodium salt
C.I. Direct Orange 27
Direct Orange 46
DIRECT ORANGE 26
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