环戊丙酸雌二醇

{{Drugbox
| Verifiedfields =
| Watchedfields =
| verifiedrevid =
| IUPAC_name = [(8R,9S,13S,14S,17S)-3-hydroxy-13-methyl-6,7,8,9,11,12,14,15,16,17-decahydrocyclopenta[a]phenanthren-17-yl] 3-cyclopentylpropanoate
| image = Estradiol 17 beta-cypionate.svg
| image_class = skin-invert-image
| width = 250px
| image2 = Estradiol cypionate molecule ball.png
| width2 = 250px

| pronounce =

| tradename = Depo-Estradiol, Depofemin, Estradep, many others
| pregnancy_AU =
| pregnancy_US =
| pregnancy_category =
| legal_AU =
| legal_CA =
| legal_UK =
| legal_US =
| legal_status = Rx-only
| routes_of_administration = Intramuscular injection, subcutaneous injection
| class = Estrogen; Estrogen ester

| bioavailability = : High
| protein_bound = Estradiol: ~98% (to albumin and )
| metabolism = Cleavage via esterases in the liver, blood, and tissues
| metabolites = Estradiol, cypionic acid, and metabolites of estradiol
| elimination_half-life = (aqueous suspension): 8–10 days
| duration_of_action = (oil): 5 mg ≈ 11–14 days
(aqueous suspension): 5 mg ≈ 14–24 days\grave{}
| excretion = Urine

| CAS_number_Ref =
| CAS_number = 313-06-4
| CAS_supplemental =
| ATC_prefix = G03
| ATC_suffix = CA03
| ATC_supplemental =
| PubChem = 9403
| IUPHAR_ligand =
| DrugBank_Ref =
| DrugBank = DB13954
| ChemSpiderID_Ref =
| ChemSpiderID = 9033
| UNII = 7E1DV054LO
| KEGG = D04063
| ChEBI = 34745
| ChEMBL = 1200973
| synonyms = EC; E2C; Estradiol cipionate; Estradiol cyclopentylpropionate; ECP; Estradiol 17β-cyclopentylpropionate; Estradiol 17β-cyclopentanepropionate

| C=26 | H=36 | O=3
| SMILES = C[C@]12CC[C@H]3C@HCCC4CCCC4)CCC5=C3C=CC(=C5)O
| StdInChI_Ref =
| StdInChI = 1S/C26H36O3/c1-26-15-14-21-20-10-8-19(27)16-18(20)7-9-22(21)23(26)11-12-24(26)29-25(28)13-6-17-4-2-3-5-17/h8,10,16-17,21-24,27H,2-7,9,11-15H2,1H3/t21-,22-,23+,24+,26+/m1/s1
| StdInChIKey_Ref =
| StdInChIKey = UOACKFBJUYNSLK-XRKIENNPSA-N

| melting_point = 151
| melting_high = 152
}}
'（，缩写EC，商品名有Depo-Estradiol**等）是一种有机化合物，化学式，属于一种雌二醇的17β酯，其复方药環戊丙酸雌二醇/醋酸甲羥孕酮列入世界卫生组织基本药物标准清单。

参考文献