17257-63-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 17257-63-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,2,5 and 7 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 17257-63:
(7*1)+(6*7)+(5*2)+(4*5)+(3*7)+(2*6)+(1*3)=115
115 % 10 = 5
So 17257-63-5 is a valid CAS Registry Number.
InChI:InChI=1/C23H24N4O6/c28-18-8-6-15(7-9-18)10-20(22(30)31)26-21(29)19(11-17-12-24-14-25-17)27-23(32)33-13-16-4-2-1-3-5-16/h1-9,12,14,19-20,28H,10-11,13H2,(H,24,25)(H,26,29)(H,27,32)(H,30,31)