105608-31-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 105608-31-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,5,6,0 and 8 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 105608-31:
(8*1)+(7*0)+(6*5)+(5*6)+(4*0)+(3*8)+(2*3)+(1*1)=99
99 % 10 = 9
So 105608-31-9 is a valid CAS Registry Number.
InChI:InChI=1/C26H32O9/c1-22-15(13-3-4-18(28)32-11-13)6-8-26(22,31)16-5-7-24-10-14-9-17(34-23(2,33-14)35-24)25(24,12-27)19(16)20(29)21(22)30/h3-4,11,14-17,19-20,27,29,31H,5-10,12H2,1-2H3/t14-,15+,16+,17+,19+,20?,22-,23+,24-,25+,26-/m0/s1