Table 3 Chemicals putatively identified in ECVE prepared with brand 1 (24 mg)

Nicotine

H301/H310/H400/H411

Toxic/Dangerous

Active drug

18723

Glycerol

N/A

N/A

Solubilizing agent

17754

gamma-hexenoic acid

H314/R34

Danger/Corrosive

Unsaturated fatty acid

38355

2-methyl valeric acid

H314/R34

Danger/Corrosive

Saturated fatty acid

N/A

2-Methylpentane-1,2,4-Triol

N/A

N/A

Saturated polyol

N/A

4-Aminohydrocinnamic Acid

H315/H319/H335

Warning/Irritant

saturated carboxylic acid

N/A

5-oxo-7-octenoic acid

N/A

N/A

Branched fatty acid

N/A

Piperidine

H225/H311/H331/H314

Corrosive/Highly Flammable/Toxic

Organic Heterocyclic

18049

Propanal

H225/H302/H332/H315/H318/H335

Highly Flammable/Harmful/Irritant

Small organic (possible glycerol breakdown)

17153

(2R,3S)-2,3-Dimethylmalate

N/A

Natural

Possible cellular metabolite

57422

2,3-Benzofuran

H226/H351

Flammable/Carcinogen

Heterocyclic

36790

4-(3-pyridyl)-butanoate

N/A

N/A

Nitrosonornicotine metabolite derived from tobacco smoke.

66942

N-Nitroso-1,3-thiazolidine

N/A

N/A

Polar small molecule

7329

allylthiourea

H301

Toxic/Carcinogen

Polar small molecule

74079

2-methyl-1-butanol

N/A

N/A

Polar small molecule

50625

Acrolein

H225/H301/H311/H314/H330/H400

Poisonous/Irritant/Flammable

Glycerol breakdown product

15368

Styrene

H226/H315/H319/H332

Harmful/Irritant

Unsaturated aromatic

27452