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Sulphur Brown 31

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Sulphur Brown 31 Basic information
Product Name:Sulphur Brown 31
Synonyms:Sulphur Brown 31;C.I.Sulphur Brown 31:C.I.53280
CAS:
MF:
MW:0
EINECS:
Product Categories:
Mol File:Mol File
Sulphur Brown 31 Structure
Sulphur Brown 31 Chemical Properties
Safety Information
MSDS Information
Sulphur Brown 31 Usage And Synthesis
PreparationNaphthalen-2-ol sodium salt and sodium polysulfide in 270 ~ 280 ℃ calcination, product used for synthesis of soluble dyes (BIOS 1155, 13).
Properties and Applicationsbrown to dark brown.
Standard Acid Resistance Alkali Resistance Light Fastness Fulling Persperation Fastness Soaping
Moderate Severe
ISO 4-5 4 6 4
Sulphur Brown 31 Preparation Products And Raw materials
Raw materials2-Naphthol
Tag:Sulphur Brown 31 Related Product Information
C.I. Sulphur Brown 19 (8CI,9CI) 1-Naphthalenol, 5-amino-, sulfurized 3,6-Acridinediamine, 9,10-dihydro-2,7-dimethyl-, reaction products with sodium sulfide (Na2(Sx)) 1,3-Benzenediamine, 4-methyl-, reaction products with 4-nitrobenzenamine and sulfur 1,3-Benzenediamine, 4-methyl-, reaction products with 4-nitrobenzenamine, p-phenylenediamine and sulfur C.I. Sulphur Brown 22 (8CI) [1,1'-Biphenyl]-4,4'-diamine, reaction products with 1-methyl-2,4-dinitrobenzene and sodium sulfide (Na2(Sx)) Formamide, N,N'-1,4-phenylenebis-, reaction products with 4-methyl-1,3-benzenediamine and sulfur C.I. Sulphur Brown 2 (8CI)