130726-41-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 130726-41-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,0,7,2 and 6 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 130726-41:
(8*1)+(7*3)+(6*0)+(5*7)+(4*2)+(3*6)+(2*4)+(1*1)=99
99 % 10 = 9
So 130726-41-9 is a valid CAS Registry Number.
InChI:InChI=1/C48H30N4O8.Cu/c53-45(54)29-9-1-25(2-10-29)41-33-17-19-35(49-33)42(26-3-11-30(12-4-26)46(55)56)37-21-23-39(51-37)44(28-7-15-32(16-8-28)48(59)60)40-24-22-38(52-40)43(36-20-18-34(41)50-36)27-5-13-31(14-6-27)47(57)58;/h1-24H,(H6,49,50,51,52,53,54,55,56,57,58,59,60);/q;+2/p-2/b41-33-,41-34-,42-35-,42-37-,43-36-,43-38-,44-39-,44-40-;/i;1+3