107826-17-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 107826-17-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,7,8,2 and 6 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 107826-17:
(8*1)+(7*0)+(6*7)+(5*8)+(4*2)+(3*6)+(2*1)+(1*7)=125
125 % 10 = 5
So 107826-17-5 is a valid CAS Registry Number.
InChI:InChI=1/C40H53NO14/c1-7-40(49)15-14-20-29(35(46)33-32(34(20)45)36(47)30-23(43)8-9-24(44)31(30)37(33)48)39(40)55-28-16-21(41(5)6)38(19(4)52-28)54-27-13-11-25(18(3)51-27)53-26-12-10-22(42)17(2)50-26/h8-9,17-19,21-22,25-28,38-39,42-46,49H,7,10-16H2,1-6H3