63127-63-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 63127-63-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,3,1,2 and 7 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 63127-63:
(7*6)+(6*3)+(5*1)+(4*2)+(3*7)+(2*6)+(1*3)=109
109 % 10 = 9
So 63127-63-9 is a valid CAS Registry Number.