207278-63-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 207278-63-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,7,2,7 and 8 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 207278-63:
(8*2)+(7*0)+(6*7)+(5*2)+(4*7)+(3*8)+(2*6)+(1*3)=135
135 % 10 = 5
So 207278-63-5 is a valid CAS Registry Number.