TABLE 3.
Cannabinoids and other constituents detected in vape liquid, vapor and aerosol samples.
| Compound names | CAS# | Formula | MW | Functions | Liquid a | Vapor a | Aerosol a |
|---|---|---|---|---|---|---|---|
| Delta9-Tetrahydrocannabinol (delta9-THC) | 001972-08-3 | C21H30O2 | 314.5 | Cannabinoid | 12 | 10 | 10 |
| Cannabinol (CBN) | 000521-35-7 | C21H26O2 | 310.4 | Cannabinoid | 12 | 12 | 10 |
| Cannabicitran (CBT) | 031508-71-1 | C21H30O2 | 314.5 | Cannabinoid | 12 | 12 | 7 |
| Cannabigerol (CBG) | 025654-31-3 | C21H32O2 | 316.5 | Cannabinoid | 11 | 4 | 9 |
| Delta9-Tetrahydrocannabivarin (THCV) | 031262-37-0 | C19H26O2 | 286.4 | Cannabinoid | 11 | 6 | 8 |
| Cannabichromene (CBC) | 020675-51-8 | C21H30O2 | 314.5 | Cannabinoid | 10 | 10 | 10 |
| (6aR,9R)-delta10-THC/(6aR,9S)-delta10-THC | 095543-62-7 | C21H30O2 | 314.5 | Cannabinoid | 9 | 5 | 5 |
| Cannabifuran | 056154-58-6 | C21H26O2 | 310.4 | Cannabinoid | 5 | x | 2 |
| Cannabidiol (CBD) | 013956-29-1 | C21H30O2 | 314.5 | Cannabinoid | 4 | x | 2 |
| Delta8-Tetrahydrocannabinol (delta8-THC) | 005957-75-5 | C21H30O2 | 314.5 | Cannabinoid | 3 | 9 | 4 |
| Cannabicoumaronone | 070474-97-4 | C21H28O3 | 328.4 | Cannabinoid | 2 | 10 | 5 |
| Hexahydrocannabinol | 006692-85-9 | C21H32O2 | 316.5 | Cannabinoid | 2 | 1 | x |
| 9(R)-delta6a,10a-THC/9(S)-delta6a,10a-THC | 095720-01-7 | C21H30O2 | 314.5 | Cannabinoid | 2 | 4 | 2 |
| Cannabidivarol (CBDV) | 024274-48-4 | C19H26O2 | 286.4 | Cannabinoid | 1 | x | x |
| Delta8-Tetrahydrocannabivarin | 031262-38-1 | C19H26O2 | 286.4 | Cannabinoid | 1 | 1 | x |
| Exo-THC | 027179-28-8 | C21H30O2 | 314.5 | Cannabinoid | 1 | 2 | x |
| Cannabivarin (CBV) | 033745-21-0 | C19H22O2 | 282.4 | Cannabinoid | x | 7 | 1 |
| Olivetol | 000500-66-3 | C11H16O2 | 180.2 | Natural extract | 1 | x | x |
| Linolenic acid, ethyl ester/9,12,15-Octadecatrienoic acid, ethyl ester, (Z,Z,Z)- | 001191-41-9 | C20H34O2 | 306.5 | Fatty acid | 3 | 2 | 1 |
| Decanoic acid, methyl ester | 000110-42-9 | C11H22O2 | 186.3 | Fatty acid | 2 | x | x |
| Hexadecanoic acid, ethyl ester | 000628-97-7 | C18H36O2 | 284.5 | Fatty acid | 2 | 4 | x |
| Linoleic acid | 000060-33-3 | C18H32O2 | 280.4 | Fatty acid | 2 | x | x |
| Linoleic acid, ethyl ester | 000544-35-4 | C20H36O2 | 308.5 | Fatty acid | 2 | 3 | 1 |
| Linolenic acid | 000463-40-1 | C18H30O2 | 278.4 | Fatty acid | 2 | 4 | x |
| Octanoic acid, methyl ester | 000111-11-5 | C9H18O2 | 158.2 | Fatty acid | 2 | x | x |
| Linoleic acid, methyl ester/9,12-Octadecadienoic acid, methyl ester | 000112-63-0 | C19H34O2 | 294.5 | Fatty acid | 1 | x | x |
| Oleic acid, methyl ester | 000112-62-9 | C19H36O2 | 296.5 | Fatty acid | 1 | x | x |
| n-Hexadecanoic acid | 000057-10-3 | C16H32O2 | 256.4 | Fatty acid | x | 3 | x |
| Butanoic acid, ethyl ester | 000105-54-4 | C6H12O2 | 116.2 | Fatty acid | x | 1 | x |
| Oleic acid, ethyl ester | 000111-62-6 | C20H38O2 | 310.5 | Fatty acid | x | 1 | x |
| Hexadecane | 000544-76-3 | C16H34 | 226.4 | Fatty acid | x | 1 | x |
| Hexadecanoic acid, methyl ester | 000112-39-0 | C17H34O2 | 270.5 | Fatty acid | x | 1 | x |
| Linoleic acid | 000060-33-3 | C18H32O2 | 280.4 | Fatty acid | x | 1 | x |
| Decanoic acid | 000334-48-5 | C10H20O2 | 172.3 | Fatty acid | x | 1 | x |
| Octadecanoic acid, ethyl ester | 000111-61-5 | C20H40O2 | 312.5 | Fatty acid | x | 1 | x |
| Octanoic acid | 000124-07-2 | C8H16O2 | 144.2 | Fatty acid | x | 1 | x |
| 1-Octadecene | 000112-88-9 | C18H36 | 252.5 | Fatty acid | x | 1 | x |
| 1,2-Dioctanoin | 001069-87-0 | C19H36O5 | 344.5 | MCT | 2 | x | x |
| 1,3-Dioctanoin | 001429-66-9 | C19H36O5 | 344.5 | MCT | 2 | 2 | x |
| 2-(Decanoyloxy)propane-1,3-diyl dioctanoate | 033368-87-5 | C29H54O6 | 498.7 | MCT | 2 | 2 | 2 |
| 2-(Octanoyloxy)propane-1,3-diyl bis(decanoate) | 033368-86-4 | C31H58O6 | 526.8 | MCT | 2 | 2 | 2 |
| Decanoic acid, 1,2,3-propanetriyl ester | 000621-71-6 | C33H62O6 | 554.8 | MCT | 2 | x | x |
| Decanoic acid, 2-hydroxy-3-[(1-oxooctyl)oxy]propyl ester | 093980-84-8 | C21H40O5 | 372.5 | MCT | 2 | x | x |
| Glycerol tricaprylate | 000538-23-8 | C27H50O6 | 470.7 | MCT | 2 | 2 | 2 |
| Glycerol 1,2-diacetate | 000102-62-5 | C7H12O5 | 176.2 | MCT Derivative | x | 1 | 1 |
| Decaethylene glycol | 005579-66-8 | C20H42O11 | 458.5 | Solvent | 3 | x | x |
| Undecaethylene glycol | 006809-70-7 | C22H46O12 | 502.6 | Solvent | 3 | x | 3 |
| Pentaethylene glycol | 004792-15-8 | C10H22O6 | 238.3 | Solvent | 2 | 3 | 2 |
| Octaethylene glycol | 005117-19-1 | C16H34O9 | 370.4 | Solvent | 2 | 1 | 3 |
| Heptaethylene glycol | 005617-32-3 | C14H30O8 | 326.4 | Solvent | 1 | x | 1 |
| Hexaethylene glycol | 002615-15-8 | C12H26O7 | 282.3 | Solvent | 1 | 3 | 1 |
| Nonaethylene glycol | 003386-18-3 | C18H38O10 | 141.5 | Solvent | 1 | x | 2 |
| Tetraethylene glycol | 000112-60-7 | C8H18O5 | 194.2 | Solvent | 1 | 1 | x |
| Triethylene glycol | 000112-27-6 | C6H14O4 | 150.2 | Solvent | x | 2 | x |
| Propylene glycol | 000057-55-6 | C3H8O2 | 76.1 | Solvent | x | x | 1 |
| Vitamin E | 000059-02-9 | C29H50O2 | 430.7 | Food additive | 6 | x | x |
| Vitamin E acetate | 000058-95-7 | C31H52O3 | 472.8 | Food additive | 3 | 3 | 2 |
a
Number of samples where each compound was detected.