1372946-80-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1372946-80-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,7,2,9,4 and 6 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1372946-80:
(9*1)+(8*3)+(7*7)+(6*2)+(5*9)+(4*4)+(3*6)+(2*8)+(1*0)=189
189 % 10 = 9
So 1372946-80-9 is a valid CAS Registry Number.