146345-73-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 146345-73-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,6,3,4 and 5 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 146345-73:
(8*1)+(7*4)+(6*6)+(5*3)+(4*4)+(3*5)+(2*7)+(1*3)=135
135 % 10 = 5
So 146345-73-5 is a valid CAS Registry Number.
InChI:InChI=1/C34H25Br5N4O8/c35-20-7-16-1-2-27(20)50-28-15-19(11-22(37)30(28)44)13-26(43-49)34(47)40-5-3-17-9-23(38)32(24(39)10-17)51-29-14-18(8-21(36)31(29)45)4-6-41-33(46)25(12-16)42-48/h1-3,5,7-11,14-15,44-45,48-49H,4,6,12-13H2,(H,40,47)(H,41,46)/b5-3-,42-25+,43-26+