6507-77-3 Usage
Uses
Used in Textile Industry:
Acid Orange 33 is used as a dye for wool, silk, and polyamide fiber dyeing and printing due to its colorfastness properties.
Used in Paper Industry:
Acid Orange 33 is used for paper, hemp, sisal, leather, and straw dyeing.
Standard:
Acid Orange 33 has a light fastness rating of 4-5, soaping fastness rating of 3-4, perspiration fastness rating of 3-4, oxygen bleaching fastness rating of 3, and fastness to seawater rating of 3. It also has a fading rating of 3 and a staining rating of 4.
Standard
Light Fastness
Fading
Stain
ISO
4-5
Check Digit Verification of cas no
The CAS Registry Mumber 6507-77-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,5,0 and 7 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 6507-77:
(6*6)+(5*5)+(4*0)+(3*7)+(2*7)+(1*7)=103
103 % 10 = 3
So 6507-77-3 is a valid CAS Registry Number.
InChI:InChI=1/C34H30N4O8S2.2Na/c39-28-15-13-27(14-16-28)36-35-25-9-5-23(6-10-25)34(18-2-1-3-19-34)24-7-11-26(12-8-24)37-38-33-30(40)17-4-22-20-29(47(41,42)43)21-31(32(22)33)48(44,45)46;;/h4-17,20-21,35,37H,1-3,18-19H2,(H,41,42,43)(H,44,45,46);;/q;2*+1/p-2/b38-33+;;
