64971-23-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 64971-23-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,9,7 and 1 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 64971-23:
(7*6)+(6*4)+(5*9)+(4*7)+(3*1)+(2*2)+(1*3)=149
149 % 10 = 9
So 64971-23-9 is a valid CAS Registry Number.
InChI:InChI=1/C39H65NO10/c1-22(11-14-28(41)35(4,5)47)23-15-16-38(8)24-12-13-27-34(2,3)33(46)26(18-37(27,7)25(24)17-29(42)39(23,38)9)50-31(44)20-36(6,48)19-30(43)40-21-32(45)49-10/h22-23,26-29,33,41-42,46-48H,11-21H2,1-10H3,(H,40,43)/t22-,23?,26-,27?,28-,29+,33+,36?,37-,38+,39+/m1/s1