Table 2. Tentatively identified compounds with a library match factor greater than or equal to 80 in giant panda enclosures.
Thirty-three compounds occurred in at least 10% of all samples within individual and season and across all subjects within season. Compounds are organized by functional group chemical classification. The code for each compound is listed to the left of the compound name, which are used in the text and figures.
| Code | Name and Classification | CAS Number |
|---|---|---|
| Aromatic | ||
| Ketone | ||
| C1 | (Z)-3-Benzyl-5-(thiophen-3-ylmethylene)oxazolidine-2,4-dionea | 2000425-67-1 |
| Benzene derivative | ||
| C7 | 4-(4-Methoxybenzylideneamino)-5-(4-isopropylthiazol-2-yl)-4H-1,2,4-triazole-3-thiola | 2000627-24-9 |
| C9 | 7-[(5-Mercapto-4-benzyl-1,2,4-triazol-3-yl)methoxy]-8-methyl-4-propyl-2H-1-benzopyran-2-onea | 2000737-85-6 |
| C11 | Benzaldehydeb | 100-52-7 |
| C12 | Benzene, (1-methylethyl)- | 98-82-8 |
| C13 | Benzene, 1,2,4-trimethyl- | 95-63-6 |
| C14 | Benzene, methyl-b | 108-88-3 |
| C20 | Dicinnamylether | 2000319-01-9 |
| C33 | 3,3'-(1,1-Ethanediyl)bis(1H-indole)b | 2000349-55-1 |
| Aliphatic | ||
| Cyclic | ||
| Ketone | ||
| C6 | 2,5-Cyclohexadiene-1,4-dione, 2,6-bis(1,1-dimethylethyl)- a | 719-22-2 |
| C17 | Cyclopentane, methyl-b | 96-37-7 |
| C18 | Cyclopropane, 1-(1-methylethenyl)-2-(2-methyl-1-propenyl)-, (1R-trans)- | 80082-35-5 |
| Alkene | ||
| C2 | 1,4-Cyclohexadiene, 1,6,6-trimethyl-3-methylene-b | 94925-96-9 |
| C4 | 2-Pinenea | 80-56-8 |
| C15 | Bicyclo[2.2.1]hept-2-ene, 1,7,7-trimethyl-a | 464-17-5 |
| C16 | Bicyclo[4.1.0]hept-3-ene-2-thiol, 3,7,7-trimethyl-, [1S-(1.alpha.,2.alpha.,6.alpha.)]- b | 88106-13-2 |
| Acyclic | ||
| Ketone | ||
| C8 | 5-Hepten-2-one, 6-methyl- | 110-93-0 |
| Ester | ||
| C3 | 2-methyl-propanoic acid, 2,2-dimethyl-1-(1-methylethyl)-1,3-propanediyl estera,b | 6846-50-0 |
| C10 | Acetic acid, 2-ethylhexyl estera,b | 103-09-3 |
| Aldehyde | ||
| C19 | Decanala,b | 112-31-2 |
| C22 | Heptanalb | 111-71-7 |
| C23 | Hexanala,b | 66-25-1 |
| C25 | Nonanala,b | 124-19-6 |
| C26 | Octanala,b | 124-13-0 |
| Alkane | ||
| C5 | 2,2,6-trimethyloctanea | 62016-28-8 |
| C21 | Dodecaneb | 112-40-3 |
| C27 | Octane, 2,6-dimethyl- | 2051-30-1 |
| C28 | Octane, 6-ethyl-2-methyl- | 62016-19-7 |
| C29 | Pentane, 2-methyl- | 107-83-5 |
| C30 | Pentane, 3-methyl-b | 96-14-0 |
| C31 | Undecaneb | 1120-21-4 |
| C32 | Undecane, 4-methyl-b | 2980-69-0 |
| Amine | ||
| C24 | Hydrazine, 1,2-dimethyl-a,b | 540-73-8 |
aDetected in enclosure while bear was absent
bAlso detected in urine samples