429656-18-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 429656-18-8 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, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 429656-18:
(8*4)+(7*2)+(6*9)+(5*6)+(4*5)+(3*6)+(2*1)+(1*8)=178
178 % 10 = 8
So 429656-18-8 is a valid CAS Registry Number.