117675-20-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 117675-20-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,6,7 and 5 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 117675-20:
(8*1)+(7*1)+(6*7)+(5*6)+(4*7)+(3*5)+(2*2)+(1*0)=134
134 % 10 = 4
So 117675-20-4 is a valid CAS Registry Number.
InChI:InChI=1/C23H34O6S/c1-2-3-4-5-6-7-8-9-10-11-12-13-16-21(30-18-20(25)23(28)29)19(24)15-14-17-22(26)27/h6-7,9-13,16,19,21,24H,2-5,8,14-15,17-18H2,1H3,(H,26,27)(H,28,29)/b7-6-,10-9-,12-11+,16-13+/t19-,21+/m0/s1