337498-34-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 337498-34-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,7,4,9 and 8 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 337498-34:
(8*3)+(7*3)+(6*7)+(5*4)+(4*9)+(3*8)+(2*3)+(1*4)=177
177 % 10 = 7
So 337498-34-7 is a valid CAS Registry Number.