1429887-67-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1429887-67-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,9,8,8 and 7 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1429887-67:
(9*1)+(8*4)+(7*2)+(6*9)+(5*8)+(4*8)+(3*7)+(2*6)+(1*7)=221
221 % 10 = 1
So 1429887-67-1 is a valid CAS Registry Number.