1375799-77-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1375799-77-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,7,5,7,9 and 9 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1375799-77:
(9*1)+(8*3)+(7*7)+(6*5)+(5*7)+(4*9)+(3*9)+(2*7)+(1*7)=231
231 % 10 = 1
So 1375799-77-1 is a valid CAS Registry Number.