68109-81-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 68109-81-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,8,1,0 and 9 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 68109-81:
(7*6)+(6*8)+(5*1)+(4*0)+(3*9)+(2*8)+(1*1)=139
139 % 10 = 9
So 68109-81-9 is a valid CAS Registry Number.
InChI:InChI=1/C22H40NO2.ClH/c1-20(2)13-9-6-5-7-12-16-25-19-22(24)18-23(3,4)17-21-14-10-8-11-15-21;/h8,10-11,14-15,20,22,24H,5-7,9,12-13,16-19H2,1-4H3;1H/q+1;/p-1