18762-77-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 18762-77-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,7,6 and 2 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 18762-77:
(7*1)+(6*8)+(5*7)+(4*6)+(3*2)+(2*7)+(1*7)=141
141 % 10 = 1
So 18762-77-1 is a valid CAS Registry Number.