1431528-74-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1431528-74-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,3,1,5,2 and 8 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1431528-74:
(9*1)+(8*4)+(7*3)+(6*1)+(5*5)+(4*2)+(3*8)+(2*7)+(1*4)=143
143 % 10 = 3
So 1431528-74-3 is a valid CAS Registry Number.