29344-98-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 29344-98-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,9,3,4 and 4 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 29344-98:
(7*2)+(6*9)+(5*3)+(4*4)+(3*4)+(2*9)+(1*8)=137
137 % 10 = 7
So 29344-98-7 is a valid CAS Registry Number.