105038-43-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 105038-43-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,5,0,3 and 8 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 105038-43:
(8*1)+(7*0)+(6*5)+(5*0)+(4*3)+(3*8)+(2*4)+(1*3)=85
85 % 10 = 5
So 105038-43-5 is a valid CAS Registry Number.
InChI:InChI=1/C42H62O16/c1-37(2)21-8-11-42(7)31(20(43)16-18-19-17-39(4,36(53)54)13-12-38(19,3)14-15-41(18,42)6)40(21,5)10-9-22(37)55-35-27(48)28(26(47)30(58-35)33(51)52)56-34-25(46)23(44)24(45)29(57-34)32(49)50/h16,19,21-31,34-35,44-48H,8-15,17H2,1-7H3,(H,49,50)(H,51,52)(H,53,54)