12189-76-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 12189-76-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,2,1,8 and 9 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 12189-76:
(7*1)+(6*2)+(5*1)+(4*8)+(3*9)+(2*7)+(1*6)=103
103 % 10 = 3
So 12189-76-3 is a valid CAS Registry Number.
InChI:InChI=1/C14H23N3O10.Cu.3Na/c18-10(19)5-15(1-3-16(6-11(20)21)7-12(22)23)2-4-17(8-13(24)25)9-14(26)27;;;;/h1-9H2,(H,18,19)(H,20,21)(H,22,23)(H,24,25)(H,26,27);;;;/q;+2;3*+1/p-5