1429309-22-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1429309-22-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,9,3,0 and 9 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1429309-22:
(9*1)+(8*4)+(7*2)+(6*9)+(5*3)+(4*0)+(3*9)+(2*2)+(1*2)=157
157 % 10 = 7
So 1429309-22-7 is a valid CAS Registry Number.