1292292-81-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1292292-81-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,9,2,2,9 and 2 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1292292-81:
(9*1)+(8*2)+(7*9)+(6*2)+(5*2)+(4*9)+(3*2)+(2*8)+(1*1)=169
169 % 10 = 9
So 1292292-81-9 is a valid CAS Registry Number.