1797881-48-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1797881-48-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,7,9,7,8,8 and 1 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1797881-48:
(9*1)+(8*7)+(7*9)+(6*7)+(5*8)+(4*8)+(3*1)+(2*4)+(1*8)=261
261 % 10 = 1
So 1797881-48-1 is a valid CAS Registry Number.