1378022-45-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1378022-45-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,7,8,0,2 and 2 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1378022-45:
(9*1)+(8*3)+(7*7)+(6*8)+(5*0)+(4*2)+(3*2)+(2*4)+(1*5)=157
157 % 10 = 7
So 1378022-45-7 is a valid CAS Registry Number.