81391-38-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81391-38-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,3,9 and 1 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 81391-38:
(7*8)+(6*1)+(5*3)+(4*9)+(3*1)+(2*3)+(1*8)=130
130 % 10 = 0
So 81391-38-0 is a valid CAS Registry Number.
InChI:InChI=1/C17H23N3O4/c1-11(17(23)24)19-15(21)14-8-5-9-20(14)16(22)13(18)10-12-6-3-2-4-7-12/h2-4,6-7,11,13-14H,5,8-10,18H2,1H3,(H,19,21)(H,23,24)/t11-,13-,14-/m0/s1