25360-72-9 Usage
Uses
Used in Textile Industry:
AZOCARMINE B is used as a dye for textiles due to its colorfastness properties. It has a light fastness rating of 3, soaping fastness rating of 2-3, perspiration fastness rating of 3, and oxygen bleaching fastness rating of 2. It also has a fastness to seawater rating of 1-2.
Used in Leather Industry:
AZOCARMINE B is used as a dye for leather products, providing a vibrant red color with good colorfastness properties.
Used in Paper Industry:
AZOCARMINE B is used as a dye for paper products, offering a consistent red hue with good resistance to fading and staining.
Used in Cosmetic Industry:
AZOCARMINE B is used as a colorant in cosmetic products, such as lipsticks and blushes, to provide a long-lasting red color with good colorfastness properties.
Preparation
will azo Carmine CX (C.I.Acid Red 101, C.I. 50085) with 24% hair smoke sulfuric acid in 70 ~ 80 ℃ Sulfonation, make the generation of the three sulfonic acid, again as acid sodium salt out two segregation.
Standard
Light Fastness
Fading
Stain
ISO
3
Check Digit Verification of cas no
The CAS Registry Mumber 25360-72-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,5,3,6 and 0 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 25360-72:
(7*2)+(6*5)+(5*3)+(4*6)+(3*0)+(2*7)+(1*2)=99
99 % 10 = 9
So 25360-72-9 is a valid CAS Registry Number.
InChI:InChI=1/C28H19N3O9S3.2Na/c32-41(33,34)18-10-12-20-21(14-18)24(29-23-13-11-19(42(35,36)37)15-27(23)43(38,39)40)16-26-28(20)30-22-8-4-5-9-25(22)31(26)17-6-2-1-3-7-17;;/h1-16H,(H3,32,33,34,35,36,37,38,39,40);;/q;2*+1/p-2
