29774-18-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 29774-18-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,9,7,7 and 4 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 29774-18:
(7*2)+(6*9)+(5*7)+(4*7)+(3*4)+(2*1)+(1*8)=153
153 % 10 = 3
So 29774-18-3 is a valid CAS Registry Number.