67392-20-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 67392-20-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,3,9 and 2 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 67392-20:
(7*6)+(6*7)+(5*3)+(4*9)+(3*2)+(2*2)+(1*0)=145
145 % 10 = 5
So 67392-20-5 is a valid CAS Registry Number.
InChI:InChI=1/C20H30O5/c1-15(21)7-6-8-17(22)13-11-16-12-14-19(23)18(16)9-4-2-3-5-10-20(24)25/h2,4,11,13,15,17,21-22H,3,5-10,12,14H2,1H3,(H,24,25)/b4-2-,13-11+/t15?,17-/m0/s1