103774-97-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 103774-97-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,7,7 and 4 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 103774-97:
(8*1)+(7*0)+(6*3)+(5*7)+(4*7)+(3*4)+(2*9)+(1*7)=126
126 % 10 = 6
So 103774-97-6 is a valid CAS Registry Number.