15611-43-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 15611-43-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,5,6,1 and 1 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 15611-43:
(7*1)+(6*5)+(5*6)+(4*1)+(3*1)+(2*4)+(1*3)=85
85 % 10 = 5
So 15611-43-5 is a valid CAS Registry Number.
InChI:InChI=1/C34H36N4O6.Mg/c1-7-19-15(3)23-12-25-17(5)21(9-10-29(39)40)32(37-25)22(11-30(41)42)33-31(34(43)44)18(6)26(38-33)14-28-20(8-2)16(4)24(36-28)13-27(19)35-23;/h7,12-14,17,21,35,43-44H,1,8-11H2,2-6H3,(H,39,40)(H,41,42);/q;+2/p-2/b23-12-,27-13-,28-14-,32-22-;