172798-50-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 172798-50-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,2,7,9 and 8 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 172798-50:
(8*1)+(7*7)+(6*2)+(5*7)+(4*9)+(3*8)+(2*5)+(1*0)=174
174 % 10 = 4
So 172798-50-4 is a valid CAS Registry Number.
InChI:InChI=1/C15H18N2O5/c1-10(18)17-13(15(21)16-8-7-14(19)20)9-11-3-5-12(22-2)6-4-11/h3-6,9H,7-8H2,1-2H3,(H,16,21)(H,17,18)(H,19,20)/b13-9-