Table 2. Volatile Sulfur Compounds (VSCs) Detected in Cannabis, CAS Numbers, Aroma Descriptions, and Retention Times.
| compound ID | compound name | CAS number | aroma descriptora | 1tR, 1tR (min, s) |
|---|---|---|---|---|
| VSC1 | dimethyl sulfide | 75-18-3 | sulfurous, vegetable, cabbage | 4.684, 1.851 |
| VSC2 | 3-methylthiophene | 616-44-4 | fatty, winey | 9.009, 8.967 |
| VSC3 | 3-methyl-2-butene-1-thiol | 5287-45-6 | intense, sulfurous, skunk-like | 10.082, 2.318 |
| VSC4 | 3-methyl-1-(methylthio)-2-butene | 5897-45-0 | intense, sulfurous, savory | 13.226, 2.285 |
| VSC5 | 3-methyl-2-butenyl acetothioate | 33049-93-3 | intense, sulfurous, skunk-like | 20.328, 3.4479 |
| VSC6 | bis(3-methyl-2-butenyl) sulfide | N/A | mild, alliaceous | 25.465, 2.848 |
| VSC7 | bis(3-methyl-2-butenyl) disulfide | 24963-39-1 | mild, alliaceous | 46.706, 2.965 |
a
Aroma descriptors reported by olfactory testing panel.