1380809-63-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1380809-63-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,8,0,8,0 and 9 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1380809-63:
(9*1)+(8*3)+(7*8)+(6*0)+(5*8)+(4*0)+(3*9)+(2*6)+(1*3)=171
171 % 10 = 1
So 1380809-63-1 is a valid CAS Registry Number.