429656-42-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 429656-42-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,2,9,6,5 and 6 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 429656-42:
(8*4)+(7*2)+(6*9)+(5*6)+(4*5)+(3*6)+(2*4)+(1*2)=178
178 % 10 = 8
So 429656-42-8 is a valid CAS Registry Number.