1907-79-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1907-79-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,9,0 and 7 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1907-79:
(6*1)+(5*9)+(4*0)+(3*7)+(2*7)+(1*9)=95
95 % 10 = 5
So 1907-79-5 is a valid CAS Registry Number.