133102-59-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 133102-59-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,1,0 and 2 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 133102-59:
(8*1)+(7*3)+(6*3)+(5*1)+(4*0)+(3*2)+(2*5)+(1*9)=77
77 % 10 = 7
So 133102-59-7 is a valid CAS Registry Number.