92728-21-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 92728-21-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,2,7,2 and 8 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 92728-21:
(7*9)+(6*2)+(5*7)+(4*2)+(3*8)+(2*2)+(1*1)=147
147 % 10 = 7
So 92728-21-7 is a valid CAS Registry Number.