223732-92-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 223732-92-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,3,7,3 and 2 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 223732-92:
(8*2)+(7*2)+(6*3)+(5*7)+(4*3)+(3*2)+(2*9)+(1*2)=121
121 % 10 = 1
So 223732-92-1 is a valid CAS Registry Number.