870772-59-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 870772-59-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,0,7,7 and 2 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 870772-59:
(8*8)+(7*7)+(6*0)+(5*7)+(4*7)+(3*2)+(2*5)+(1*9)=201
201 % 10 = 1
So 870772-59-1 is a valid CAS Registry Number.