Also known as alpha-Pinene(dextro), (+)-alpha-Pinene, 1R-a-Pinene, 1R-(+)-alpha-Pinene, (+)-Pin-2(3)-ene, 2,6,6-Trimethylbicyclo[3.1.1]hept-2-ene, 1R-(+)-a-Pinene, (1R)-2,6,6-Trimethylbicyclo[3.1.1]hept-2-ene
Pinene is a collection of unsaturated bicyclic monoterpenes. Two geometric isomers of pinene are found in nature, α-pinene and β-pinene. Both are chiral, and both contain a strained four-membered ring. As the name suggests, pinenes are found in pines. Specifically, pinene is the major component of the liquid extracts of conifers. Pinenes are also found in many non-coniferous plants such as camphorweed (Heterotheca) and big sagebrush (Artemisia tridentata).
via PubChem
Pinene is a collection of unsaturated bicyclic monoterpenes. Two geometric isomers of pinene are found in nature, α-pinene and β-pinene. Both are chiral, and both contain a strained four-membered ring. As the name suggests, pinenes are found in pines. Specifically, pinene is the major component of the liquid extracts of conifers. Pinenes are also found in many non-coniferous plants such as camphorweed (Heterotheca) and big sagebrush (Artemisia tridentata).
== Isomers == {| class="wikitable" style="margin:1em auto; text-align:center;" | skeletal formula||100px||100px||100px||100px |- | perspective view||X||120px||X||120px |- | ball-and-stick model||120px||120px||X||120px |- | name||(1R)-(+)-α-pinene||(1S)-(−)-α-pinene||(1R)-(+)-β-pinene||(1S)-(−)-β-pinene |- | CAS number||7785-70-8||7785-26-4||19902-08-0||18172-67-3 |}
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Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).