1374576-20-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1374576-20-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,7,4,5,7 and 6 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1374576-20:
(9*1)+(8*3)+(7*7)+(6*4)+(5*5)+(4*7)+(3*6)+(2*2)+(1*0)=181
181 % 10 = 1
So 1374576-20-1 is a valid CAS Registry Number.