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Direct Green 21:1

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Direct Green 21:1 Basic information
Product Name:Direct Green 21:1
Synonyms:Direct Green 21:1;C.I.Direct Green 21:1:C.I.22322
CAS:
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MW:0
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Mol File:Mol File
Direct Green 21:1 Structure
Direct Green 21:1 Chemical Properties
Safety Information
MSDS Information
Direct Green 21:1 Usage And Synthesis
Preparation4-(4-Aminophenyl)benzenamine?double nitriding, First coupled with 2-Hydroxybenzoic acid?, and then in alkaline conditions and 4-Amino-5-hydroxynaphthalene-1,3-disulfonic acid coupling.
Properties and Applicationsdark green.
Direct Green 21:1 Preparation Products And Raw materials
Raw materialsSalicylic acid-->Benzidine-->4-amino-5-hydroxynaphthalene-1,3-disulphonic acid
Tag:Direct Green 21:1 Related Product Information
2,7-Naphthalenedisulfonic acid, 5-(benzoylamino)-3-[[2-ethoxy-6-sulfo-4-[(3-sulfo[1,1'-biphenyl]-4-yl)azo]-1-naphthalenyl]azo]-4-hydroxy-, tetrasodium salt 4,5-Dihydroxy-3-[[2-ethoxy-4-[(8-sodiosulfo-2-naphthalenyl)azo]-1-naphthalenyl]azo]naphthalene-1-sulfonic acid sodium salt DIRECT GREEN 12 Direct Green 105 4-Amino-5-hydroxy-3-[[4'-[(4-hydroxyphenyl)azo]-1,1'-biphenyl-4-yl]azo]-6-(1-naphtylazo)-2,7-naphthalenedisulfonic acid disodium salt Direct Green 104 Benzoic acid, 5-[[4'-[[8-amino-7-[(2,5-disulfophenyl)azo]-1-hydroxy-5-sulfo-2-naphthalenyl]azo]-3,3'-dimethyl[1,1'-biphenyl]-4-yl]azo]-2-hydroxy-, tetrasodium salt C.I. Direct green 21 Direct Green 103
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