1823236-18-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1823236-18-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,8,2,3,2,3 and 6 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1823236-18:
(9*1)+(8*8)+(7*2)+(6*3)+(5*2)+(4*3)+(3*6)+(2*1)+(1*8)=155
155 % 10 = 5
So 1823236-18-5 is a valid CAS Registry Number.