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C.I. Direct Orange 27

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C.I. Direct Orange 27 Basic information
Product Name:C.I. Direct Orange 27
Synonyms:C.I. Direct Orange 27;Direct Orange 27;C.I.Direct Orange 27:C.I.40066
CAS:1325-50-4
MF:
MW:0
EINECS:603-624-7
Product Categories:
Mol File:Mol File
C.I. Direct Orange 27 Structure
C.I. Direct Orange 27 Chemical Properties
Safety Information
MSDS Information
C.I. Direct Orange 27 Usage And Synthesis
Preparation2-Methyl-5-nitrobenzenesulfonie acid sodium hydroxide solution at reflux under heating together with Benzene-1,4-diamine, the molecular ratio of 1:1.
Properties and Applicationsdark red light orange. Soluble in water for gold orange, slightly soluble in alcohol. For the strong sulfuric acid in purplish Red, Red sauce for diluted. The dye solution with strong hydrochloric acid have dark purple precipitation; Add thick sodium hydroxide solution have orange brown precipitation.
Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 1 4 3 2 1-2
C.I. Direct Orange 27 Preparation Products And Raw materials
Raw materialsp-Phenylenediamine
Tag:C.I. Direct Orange 27(1325-50-4) 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 Direct Orange 46 C.I. Direct Orange 31 DIRECT ORANGE 26