1378432-33-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1378432-33-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,7,8,4,3 and 2 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1378432-33:
(9*1)+(8*3)+(7*7)+(6*8)+(5*4)+(4*3)+(3*2)+(2*3)+(1*3)=177
177 % 10 = 7
So 1378432-33-7 is a valid CAS Registry Number.