349658-73-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 349658-73-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,9,6,5 and 8 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 349658-73:
(8*3)+(7*4)+(6*9)+(5*6)+(4*5)+(3*8)+(2*7)+(1*3)=197
197 % 10 = 7
So 349658-73-7 is a valid CAS Registry Number.