1233793-92-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1233793-92-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,3,3,7,9 and 3 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1233793-92:
(9*1)+(8*2)+(7*3)+(6*3)+(5*7)+(4*9)+(3*3)+(2*9)+(1*2)=164
164 % 10 = 4
So 1233793-92-4 is a valid CAS Registry Number.