155944-13-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 155944-13-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,5,9,4 and 4 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 155944-13:
(8*1)+(7*5)+(6*5)+(5*9)+(4*4)+(3*4)+(2*1)+(1*3)=151
151 % 10 = 1
So 155944-13-1 is a valid CAS Registry Number.
InChI:InChI=1/C45H52N2O19/c1-11-13-30(53)63-38-34(64-40(55)27-15-16-29(52)47(10)18-27)36-43(9,57)45-35(61-25(6)50)31(33(60-24(5)49)37(62-26(7)51)44(38,45)20-58-23(4)48)42(8,66-45)19-59-41(56)28-14-12-17-46-32(28)21(2)22(3)39(54)65-36/h11-18,21-22,31,33-38,57H,19-20H2,1-10H3/b13-11+