736993-18-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 736993-18-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,3,6,9,9 and 3 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 736993-18:
(8*7)+(7*3)+(6*6)+(5*9)+(4*9)+(3*3)+(2*1)+(1*8)=213
213 % 10 = 3
So 736993-18-3 is a valid CAS Registry Number.