67472-57-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 67472-57-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,4,7 and 2 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 67472-57:
(7*6)+(6*7)+(5*4)+(4*7)+(3*2)+(2*5)+(1*7)=155
155 % 10 = 5
So 67472-57-5 is a valid CAS Registry Number.
InChI:InChI=1/C10H10N2O2/c1-14-8-5-7(11)9-6(10(8)13)3-2-4-12-9/h2-5,12H,11H2,1H3