Acid Blue 138 CAS #1324-53-4
Acid Blue 138 CAS #1324-53-4 - 图片 2
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Acid Blue 138 CAS #1324-53-4

Acid Blue 138, English name acid blue 138, common names include acid blue bw, Kapram blue bs, etc., its CAS number is 1324-53-4, molecular weight is 664.76500.
It is an anthraquinone dye, usually blue powder in appearance.
Acid Blue 138 is mainly used for printing and dyeing silk, and can also be used for dyeing wool and nylon.
Its physical and chemical properties are as follows:
Molecular formula: C_{32} H_{37} N_{2} NaO_{8} S_{2}
Exact mass: 664.18900
PSA: 200.52000
logP: 9.21780
When using acid blue 138, it is necessary to follow relevant safety regulations and pay attention to environmental protection. The specific usage and precautions may vary depending on the application field and specific needs.

Category Tag

Acid Blue 138 CAS #1324-53-4

Product Name: Acid Blue 138
Synonyms: Acid Blue 138;disodium 1-amino-4-(4-dodecylsulphonatoanilino)-9,10-dihydro-9,10-dioxoanthracene-2-sulphonate;C.1.Acid Blue 138(62075);C.I. Acid blue 138;Carbolan Blue B;Kayanol milling blue bw;Weak Acid Blue BS;Milling Blue BW
CAS: 1324-53-4
MF: C32H36N2Na2O8S2
MW: 686.74638
EINECS: 215-377-9
Product Categories:
Mol File: 1324-53-4.mol
Acid Blue 138 Structure
Acid Blue 138 Chemical Properties
Safety Information
MSDS Information
Acid Blue 138 Usage And Synthesis
Preparation 1-Amino-2,4-dibromoanthracene-9,10-dione and 4-Dodecylbenzenamine reaction, then and sodium sulfite, function, stlfonation, and translated into sodium salt.
Properties and Applications blue. Blue powder, soluble in water. The strong sulfuric acid for green light blue. Meet copper ions becomes shallow turn green, encounter chromium ion turn green turn dark. Mainly used for silk printing and dyeing, also used for wool and polyamide fiber dyeing.

Standard Light Fastness Soaping Persperation Fastness Oxygen bleaching Fastness to seawater
Fading Stain Fading Stain Fading Stain
ISO 5-6 4 4-5 5 4-5 4-5 5 5

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