68239-75-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 68239-75-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,8,2,3 and 9 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 68239-75:
(7*6)+(6*8)+(5*2)+(4*3)+(3*9)+(2*7)+(1*5)=158
158 % 10 = 8
So 68239-75-8 is a valid CAS Registry Number.
InChI:InChI=1/C15H20F15NO5SSi/c1-5-31(7-6-8-38(34-2,35-3)36-4)37(32,33)15(29,30)13(24,25)11(20,21)9(16,17)10(18,19)12(22,23)14(26,27)28/h5-8H2,1-4H3