| estrane | Hypothetical parent hydrocarbon of the (steroid) oestrogenic compounds whose names begin with "estr-" (estradiol, estrone, estriol); conceived to establish a systematic nomenclature. (05 Mar 2000) |
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| estranes | A group of compounds forming the nucleus of the oestrogenic steroid family. (12 Dec 1998) |
Synonyms : 19 Norandrostanes
| estrane |
the 18-carbon tetracyclic hydrocarbon nucleus that is the parent structure of the estrogenic steroids; used for steroid hormone nomenclature.
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