133933-46-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 133933-46-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,9,3 and 3 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 133933-46:
(8*1)+(7*3)+(6*3)+(5*9)+(4*3)+(3*3)+(2*4)+(1*6)=127
127 % 10 = 7
So 133933-46-7 is a valid CAS Registry Number.