61847-77-6 Usage
General Description
Acid Black 172 is a synthetic chemical dye commonly used in the textile and leather industries for coloring applications. It belongs to the azo dye class and is derived from coal tar. The dye is known for its deep black color and is often used in combination with other dyes to produce a range of shades. Acid Black 172 is water-soluble and has good light and wash fastness properties, making it suitable for a variety of dyeing processes. However, it is important to note that the use of Acid Black 172 has been a subject of concern due to its potential environmental and health risks, and regulations on its use and disposal vary by region.
Check Digit Verification of cas no
The CAS Registry Mumber 61847-77-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,1,8,4 and 7 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 61847-77:
(7*6)+(6*1)+(5*8)+(4*4)+(3*7)+(2*7)+(1*7)=146
146 % 10 = 6
So 61847-77-6 is a valid CAS Registry Number.
InChI:InChI=1/2C20H17N3O7S.Cr.3Na/c2*24-15-9-8-11-4-1-2-5-12(11)19(15)21-22-20-13-6-3-7-14(23(26)27)18(13)17(10-16(20)25)31(28,29)30;;;;/h2*1-3,7-10,14,24-25H,4-6H2,(H,28,29,30);;;;/q;;4*+1/p-4/b2*22-21-;;;;/rC40H30CrN6O14S2.3Na/c48-46(49)27-13-5-11-25-35(27)33(62(52,53)54)19-31-39(25)44-42-37-23-9-3-1-7-21(23)15-17-29(37)58-41(60-31)59-30-18-16-22-8-2-4-10-24(22)38(30)43-45-40-26-12-6-14-28(47(50)51)36(26)34(63(55,56)57)20-32(40)61-41;;;/h1-6,13-20,27-28H,7-12H2,(H,52,53,54)(H,55,56,57);;;/q-3;3*+1/b44-42-,45-43-;;;
