4510-21-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4510-21-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,5,1 and 0 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 4510-21:
(6*4)+(5*5)+(4*1)+(3*0)+(2*2)+(1*1)=58
58 % 10 = 8
So 4510-21-8 is a valid CAS Registry Number.
4510-21-8Relevant articles and documents
Water-compatible cationic epoxy compounds
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Page 8, (2010/02/05)
Water-soluble or water-dispersible branched or unbranched cationic epoxy compounds comprise a backbone having covalently attached thereto two or more epoxy moieties and one or more of the same or different organoonium moieties. The backbone comprises at least 25 weight % oxygen.