Fenestrel

    WARNING: This product is for research use only, not for human or veterinary use.

MedKoo CAT#: 573606

CAS#: 7698-97-7

Description: Fenestrel is a synthetic, nonsteroidal estrogen that was developed as a postcoital contraceptive in the 1960s. Fenestrel is a seco analogue of doisynolic acid and a member of the cyclohexenecarboxylic acid series of estrogens.


Chemical Structure

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Fenestrel
CAS# 7698-97-7

Theoretical Analysis

MedKoo Cat#: 573606
Name: Fenestrel
CAS#: 7698-97-7
Chemical Formula: C16H20O2
Exact Mass: 244.15
Molecular Weight: 244.330
Elemental Analysis: C, 78.65; H, 8.25; O, 13.10

Price and Availability

This product is not in stock, which may be available by custom synthesis. For cost-effective reason, minimum order is 1g (price is usually high, lead time is 2~3 months, depending on the technical challenge). Quote less than 1g will not be provided. To request quote, please email to sales @medkoo.com or click below button.
Note: Price will be listed if it is available in the future.

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Synonym: AI3-62334, Fenestrel, ORF 3858

IUPAC/Chemical Name: 5-Ethyl-6-methyl-4-phenyl-3-cyclohexene-1-carboxylic acid

InChi Key: CLMFEXDZPBGYQQ-UHFFFAOYSA-N

InChi Code: 1S/C16H20O2/c1-3-13-11(2)14(16(17)18)9-10-15(13)12-7-5-4-6-8-12/h4-8,10-11,13-14H,3,9H2,1-2H3,(H,17,18)

SMILES Code: C=1([C@@H]([C@@H]([C@@H](C(O)=O)CC1)C)CC)c1ccccc1

Appearance: Solid powder

Purity: >98% (or refer to the Certificate of Analysis)

Shipping Condition: Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition: Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Solubility: Soluble in DMSO

Shelf Life: >3 years if stored properly

Drug Formulation: This drug may be formulated in DMSO

Stock Solution Storage: 0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code: 2934.99.9001

More Info:

Biological target:
In vitro activity:
In vivo activity:

Preparing Stock Solutions

The following data is based on the product molecular weight 244.33 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL
Formulation protocol:
In vitro protocol:
In vivo protocol:

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1: Greenslade FC, Hahn DW. Stimulation of uterine RNA synthesis in mice by the post-coital antifertility agent, ORF 3858. J Reprod Fertil. 1975 Nov;45(2):401-3. PubMed PMID: 1206637.

2: McCormack JJ, Homm RE, McGuire JL, Alton KB, Grimes RM, Greenslade FC. Inhibition of embryonic development in Rana pipiens by 2-methyl-3-ethyl-4-phenyl-4-cyclohexene carboxylic acid (ORF 3858). J Reprod Fertil. 1974 Jan;36(1):253-6. PubMed PMID: 4543808.

3: McGuire JL, Turner GD, Greenslade FC. Studies on the effect of 2-methyl-3-ethyl-4-phenyl-delta-4-cyclohexene carboxylic acid (ORF 3858) and its p-hydroxylated metabolites on uptake of 3H-estradiol-17beta by the uterus. Proc Soc Exp Biol Med. 1971 Jan;136(1):146-9. PubMed PMID: 5540597.