857596-24-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 857596-24-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,7,5,9 and 6 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 857596-24:
(8*8)+(7*5)+(6*7)+(5*5)+(4*9)+(3*6)+(2*2)+(1*4)=228
228 % 10 = 8
So 857596-24-8 is a valid CAS Registry Number.
857596-24-8Relevant articles and documents
BASIC BISAZO COMPOUNDS
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Page/Page column 17, (2008/06/13)
The invention relates to basic bisazo compounds according to formula (I) wherein all substituents are defined as in Claim 1, their production, their use as dyestuffs as well as material dyed with these dyestuffs.
