62604-52-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 62604-52-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,2,6,0 and 4 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 62604-52:
(7*6)+(6*2)+(5*6)+(4*0)+(3*4)+(2*5)+(1*2)=108
108 % 10 = 8
So 62604-52-8 is a valid CAS Registry Number.
62604-52-8Relevant articles and documents
Pyridinone based azo dyes and their metal complex salts
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Page/Page column 34, (2008/12/09)
The present invention relates to pyridinone based azo dyes and/or of anionic azo metal complex dye salts made thereof with cationic basic yellow dyes, which are characterized by an unsaturated bond in beta-position to the endocyclic N atom of the pyridino