23766-41-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 23766-41-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,3,7,6 and 6 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 23766-41:
(7*2)+(6*3)+(5*7)+(4*6)+(3*6)+(2*4)+(1*1)=118
118 % 10 = 8
So 23766-41-8 is a valid CAS Registry Number.