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[1,1'-Biphenyl]-4-carboxylic acid, (3aR,4R,5R,6aS)-hexahydro-2-oxo-4-[(1E)-3-oxo-4-[3-(trifluoromethyl)phenoxy]-1-buten-1-yl]-2H-cyclopenta[b]furan-5-yl ester

[1,1'-联苯]-4-羧酸 (3aR,4R,5R,6aS)-六氢-2-氧代-4-[(1E)-3-氧代-4-[3-(三氟甲基)苯氧基]-1-丁烯-1-基]-2H-环戊并[b]呋喃-5-基酯

Also known as: Travoprost intermediate, (3aR,4R,5R,6aS)-2-oxo-4-{(1E)-3-oxo-4-[3-(trifluoromethyl)phenoxy]but-1-en-1-yl}hexahydro-2H-cyclopenta[b]furan-5-yl biphenyl-4-carboxylate, 2-Oxo-4-{(1E)-3-oxo-4-[3-(trifluoromethyl)phenoxy]-1-buten-1-yl}hexahydro-2H-cyclopenta[b]furan-5-yl 4-biphenylcarboxylate, [1,1'-Biphenyl]-4-carboxylic acid hexahydro-2-oxo-4-[3-oxo-4-[3-(trifluoromethyl)phenoxy]-1-buten-1-yl]-2H-cyclopenta[b]furan-5-yl ester, rel-[1,1'-Biphenyl]-4-carboxylic acid (3aR,4R,5R,6aS)-hexahydro-2-oxo-4-[(1E)-3-oxo-4-[3-(trifluoromethyl)phenoxy]-1-buten-1-yl]-2H-cyclopenta[b]furan-5-yl ester

[1,1'-Biphenyl]-4-carboxylic acid, (3aR,4R,5R,6aS)-hexahydro-2-oxo-4-[(1E)-3-oxo-4-[3-(trifluoromethyl)phenoxy]-1-buten-1-yl]-2H-cyclopenta[b]furan-5-yl ester (CAS 122921-57-7) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C31H25F3O6 and a molecular weight of 550.522 g/mol. It is also known as Travoprost intermediate, (3aR,4R,5R,6aS)-2-oxo-4-{(1E)-3-oxo-4-[3-(trifluoromethyl)phenoxy]but-1-en-1-yl}hexahydro-2H-cyclopenta[b]furan-5-yl biphenyl-4-carboxylate and 2-Oxo-4-{(1E)-3-oxo-4-[3-(trifluoromethyl)phenoxy]-1-buten-1-yl}hexahydro-2H-cyclopenta[b]furan-5-yl 4-biphenylcarboxylate. Key properties include a melting point of 128-129ºC, a boiling point of 699.7±55.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 362.7±26.4 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
122921-57-7
Jingsj CID
J-1127728-8
Molecular Formula
C31H25F3O6
Chinese Name
[1,1'-联苯]-4-羧酸 (3aR,4R,5R,6aS)-六氢-2-氧代-4-[(1E)-3-氧代-4-[3-(三氟甲基)苯氧基]-1-丁烯-1-基]-2H-环戊并[b]呋喃-5-基酯
Molecular Weight
550.522 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Melting Point128-129ºC
Boiling Point699.7±55.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point362.7±26.4 °C

Frequently Asked Questions

What is the CAS number of [1,1'-Biphenyl]-4-carboxylic acid, (3aR,4R,5R,6aS)-hexahydro-2-oxo-4-[(1E)-3-oxo-4-[3-(trifluoromethyl)phenoxy]-1-buten-1-yl]-2H-cyclopenta[b]furan-5-yl ester?

The CAS number of [1,1'-Biphenyl]-4-carboxylic acid, (3aR,4R,5R,6aS)-hexahydro-2-oxo-4-[(1E)-3-oxo-4-[3-(trifluoromethyl)phenoxy]-1-buten-1-yl]-2H-cyclopenta[b]furan-5-yl ester is 122921-57-7.

What are the molecular formula and molecular weight of [1,1'-Biphenyl]-4-carboxylic acid, (3aR,4R,5R,6aS)-hexahydro-2-oxo-4-[(1E)-3-oxo-4-[3-(trifluoromethyl)phenoxy]-1-buten-1-yl]-2H-cyclopenta[b]furan-5-yl ester?

[1,1'-Biphenyl]-4-carboxylic acid, (3aR,4R,5R,6aS)-hexahydro-2-oxo-4-[(1E)-3-oxo-4-[3-(trifluoromethyl)phenoxy]-1-buten-1-yl]-2H-cyclopenta[b]furan-5-yl ester has molecular formula C31H25F3O6 and molecular weight 550.522 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "[1,1'-Biphenyl]-4-carboxylic acid, (3aR,4R,5R,6aS)-hexahydro-2-oxo-4-[(1E)-3-oxo-4-[3-(trifluoromethyl)phenoxy]-1-buten-1-yl]-2H-cyclopenta[b]furan-5-yl ester (CAS 122921-57-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1127728-8 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.