1551077-22-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1551077-22-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,5,1,0,7 and 7 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1551077-22:
(9*1)+(8*5)+(7*5)+(6*1)+(5*0)+(4*7)+(3*7)+(2*2)+(1*2)=145
145 % 10 = 5
So 1551077-22-5 is a valid CAS Registry Number.