121709-66-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 121709-66-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,7,0 and 9 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 121709-66:
(8*1)+(7*2)+(6*1)+(5*7)+(4*0)+(3*9)+(2*6)+(1*6)=108
108 % 10 = 8
So 121709-66-8 is a valid CAS Registry Number.
InChI:InChI=1/C41H62O14/c1-35(2)23-8-11-40(7)29(22(43)16-20-21-17-37(4,34(49)50)13-12-36(21,3)14-15-39(20,40)6)38(23,5)10-9-24(35)53-32-28(26(45)25(44)27(54-32)31(47)48)55-33-30(46)41(51,18-42)19-52-33/h16,21,23-30,32-33,42,44-46,51H,8-15,17-19H2,1-7H3,(H,47,48)(H,49,50)/t21-,23-,24-,25-,26-,27-,28+,29+,30-,32+,33-,36+,37-,38-,39+,40+,41+/m0/s1