1381763-16-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1381763-16-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,8,1,7,6 and 3 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1381763-16:
(9*1)+(8*3)+(7*8)+(6*1)+(5*7)+(4*6)+(3*3)+(2*1)+(1*6)=171
171 % 10 = 1
So 1381763-16-1 is a valid CAS Registry Number.