1601751-76-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1601751-76-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,0,1,7,5 and 1 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1601751-76:
(9*1)+(8*6)+(7*0)+(6*1)+(5*7)+(4*5)+(3*1)+(2*7)+(1*6)=141
141 % 10 = 1
So 1601751-76-1 is a valid CAS Registry Number.