497-98-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 497-98-3 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 4,9 and 7 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 497-98:
(5*4)+(4*9)+(3*7)+(2*9)+(1*8)=103
103 % 10 = 3
So 497-98-3 is a valid CAS Registry Number.
InChI:InChI=1/C7H10N2O2S/c1-3-11-7(10)12-6-8-4-5-9(6)2/h4-5H,3H2,1-2H3