872276-42-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 872276-42-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,2,2,7 and 6 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 872276-42:
(8*8)+(7*7)+(6*2)+(5*2)+(4*7)+(3*6)+(2*4)+(1*2)=191
191 % 10 = 1
So 872276-42-1 is a valid CAS Registry Number.