90722-34-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 90722-34-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,7,2 and 2 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 90722-34:
(7*9)+(6*0)+(5*7)+(4*2)+(3*2)+(2*3)+(1*4)=122
122 % 10 = 2
So 90722-34-2 is a valid CAS Registry Number.