137593-44-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 137593-44-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,5,9 and 3 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 137593-44:
(8*1)+(7*3)+(6*7)+(5*5)+(4*9)+(3*3)+(2*4)+(1*4)=153
153 % 10 = 3
So 137593-44-3 is a valid CAS Registry Number.
InChI:InChI=1/C39H67N13O9S/c1-7-22(6)30(41)36(58)49-26(15-23-16-44-19-46-23)32(54)48-25(14-20(2)3)33(55)51-31(21(4)5)37(59)52-13-9-11-28(52)35(57)50-27(17-62-18-29(40)53)34(56)47-24(38(60)61)10-8-12-45-39(42)43/h16,19-22,24-28,30-31H,7-15,17-18,41H2,1-6H3,(H2,40,53)(H,44,46)(H,47,56)(H,48,54)(H,49,58)(H,50,57)(H,51,55)(H,60,61)(H4,42,43,45)/t22-,24-,25-,26-,27-,28-,30-,31-/m0/s1