263712-15-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 263712-15-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,6,3,7,1 and 2 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 263712-15:
(8*2)+(7*6)+(6*3)+(5*7)+(4*1)+(3*2)+(2*1)+(1*5)=128
128 % 10 = 8
So 263712-15-8 is a valid CAS Registry Number.