299947-93-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 299947-93-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,9,9,9,4 and 7 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 299947-93:
(8*2)+(7*9)+(6*9)+(5*9)+(4*4)+(3*7)+(2*9)+(1*3)=236
236 % 10 = 6
So 299947-93-6 is a valid CAS Registry Number.