29383-53-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 29383-53-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,9,3,8 and 3 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 29383-53:
(7*2)+(6*9)+(5*3)+(4*8)+(3*3)+(2*5)+(1*3)=137
137 % 10 = 7
So 29383-53-7 is a valid CAS Registry Number.