90103-92-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 90103-92-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,1,0 and 3 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 90103-92:
(7*9)+(6*0)+(5*1)+(4*0)+(3*3)+(2*9)+(1*2)=97
97 % 10 = 7
So 90103-92-7 is a valid CAS Registry Number.
InChI:InChI=1/C21H28N2O5/c1-13(22-17(20(25)26)12-7-14-5-3-2-4-6-14)19(24)23-16-10-8-15(9-11-16)18(23)21(27)28/h2-6,13,15-18,22H,7-12H2,1H3,(H,25,26)(H,27,28)/t13-,15?,16?,17-,18-/m0/s1