20283-89-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 20283-89-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,2,8 and 3 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 20283-89:
(7*2)+(6*0)+(5*2)+(4*8)+(3*3)+(2*8)+(1*9)=90
90 % 10 = 0
So 20283-89-0 is a valid CAS Registry Number.
InChI:InChI=1/C38H52N10O8/c1-25(2)22-28(43-34(51)29-17-10-21-47(29)38(55)56-24-26-12-5-3-6-13-26)33(50)42-23-32(49)46-20-11-18-30(46)35(52)48(45-44-27-14-7-4-8-15-27)31(36(53)54)16-9-19-41-37(39)40/h3-8,12-15,25,28-31H,9-11,16-24H2,1-2H3,(H,42,50)(H,43,51)(H,53,54)(H4,39,40,41)/b45-44+/t28-,29-,30-,31-/m0/s1