156645-08-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 156645-08-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,6,6,4 and 5 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 156645-08:
(8*1)+(7*5)+(6*6)+(5*6)+(4*4)+(3*5)+(2*0)+(1*8)=148
148 % 10 = 8
So 156645-08-8 is a valid CAS Registry Number.