1420372-88-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1420372-88-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,0,3,7 and 2 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1420372-88:
(9*1)+(8*4)+(7*2)+(6*0)+(5*3)+(4*7)+(3*2)+(2*8)+(1*8)=128
128 % 10 = 8
So 1420372-88-8 is a valid CAS Registry Number.