145785-64-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 145785-64-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,5,7,8 and 5 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 145785-64:
(8*1)+(7*4)+(6*5)+(5*7)+(4*8)+(3*5)+(2*6)+(1*4)=164
164 % 10 = 4
So 145785-64-4 is a valid CAS Registry Number.
InChI:InChI=1/C39H39N3O11/c1-20-34(45)25(42(17-21-6-4-10-40-15-21)18-22-7-5-11-41-16-22)12-29(52-20)53-27-14-39(50,28(44)19-43)13-24-31(27)38(49)33-32(36(24)47)35(46)23-8-3-9-26(51-2)30(23)37(33)48/h3-11,15-16,20,25,27,29,34,43,45,47,49-50H,12-14,17-19H2,1-2H3