68039-34-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 68039-34-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,8,0,3 and 9 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 68039-34:
(7*6)+(6*8)+(5*0)+(4*3)+(3*9)+(2*3)+(1*4)=139
139 % 10 = 9
So 68039-34-9 is a valid CAS Registry Number.
InChI:InChI=1/C21H29NO3/c1-21(2,24)13-7-10-16-8-6-9-17(14-16)15-22-19-12-5-4-11-18(19)20(23)25-3/h4-5,8,11-12,15,17,24H,6-7,9-10,13-14H2,1-3H3/b22-15+