92-17-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 92-17-1 includes 5 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 2 digits, 9 and 2 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 92-17:
(4*9)+(3*2)+(2*1)+(1*7)=51
51 % 10 = 1
So 92-17-1 is a valid CAS Registry Number.
InChI:InChI=1/C16H16N2O3/c1-21-15-8-3-2-7-13(15)18-16(20)10-14(19)11-5-4-6-12(17)9-11/h2-9H,10,17H2,1H3,(H,18,20)