235777-50-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 235777-50-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,3,5,7,7 and 7 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 235777-50:
(8*2)+(7*3)+(6*5)+(5*7)+(4*7)+(3*7)+(2*5)+(1*0)=161
161 % 10 = 1
So 235777-50-1 is a valid CAS Registry Number.