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(3aR,4R,5R,6aS)-5-(Benzoyloxy)hexahydro-4-[(1E)-3-oxo-5-phenyl-1-pentenyl]-2H-cyclopenta[b]furan-2-one

Also known as: LT-BK, Latanoprost enone, Prostaglandin impurity 16, (3aR,4R,5R,6aS)-2-Oxo-4-((E)-3-oxo-5-phenylpent-1-en-1-yl)hexahydro-2H-cyclopenta[b]furan-5-yl benzoate, Benzoic acid (3aR,4R,5R,6aS)-2-oxo-4((E)-3-oxo-5-phenyl-pent-1-enyl)-hexahydro-cyclopenta[b]furan-5-yl ester, 2H-Cyclopenta[b]furan-2-one, 5-(benzoyloxy)hexahydro-4-[(1E)-3-oxo-5-phenyl-1-penten-1-yl]-, (3aR,4R,5R,6aS)-

(3aR,4R,5R,6aS)-5-(Benzoyloxy)hexahydro-4-[(1E)-3-oxo-5-phenyl-1-pentenyl]-2H-cyclopenta[b]furan-2-one (CAS 55076-60-3) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C25H24O5 and a molecular weight of 404.455 g/mol. Key properties include a boiling point of 606.9±55.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 263.0±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
55076-60-3
Jingsj CID
J-1458243-5
Molecular Formula
C25H24O5
Molecular Weight
404.455 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026
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Physicochemical Properties

Boiling Point606.9±55.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point263.0±31.5 °C
Exact Mass404.162384
PSA69.67000
LogP3.40
Vapor Pressure0.0±1.7 mmHg at 25°C
Refractive Index1.605

Frequently Asked Questions

What is the CAS number of (3aR,4R,5R,6aS)-5-(Benzoyloxy)hexahydro-4-[(1E)-3-oxo-5-phenyl-1-pentenyl]-2H-cyclopenta[b]furan-2-one?

The CAS number of (3aR,4R,5R,6aS)-5-(Benzoyloxy)hexahydro-4-[(1E)-3-oxo-5-phenyl-1-pentenyl]-2H-cyclopenta[b]furan-2-one is 55076-60-3.

What are the molecular formula and molecular weight of (3aR,4R,5R,6aS)-5-(Benzoyloxy)hexahydro-4-[(1E)-3-oxo-5-phenyl-1-pentenyl]-2H-cyclopenta[b]furan-2-one?

(3aR,4R,5R,6aS)-5-(Benzoyloxy)hexahydro-4-[(1E)-3-oxo-5-phenyl-1-pentenyl]-2H-cyclopenta[b]furan-2-one has molecular formula C25H24O5 and molecular weight 404.455 g/mol.

What are the upstream and downstream products of (3aR,4R,5R,6aS)-5-(Benzoyloxy)hexahydro-4-[(1E)-3-oxo-5-phenyl-1-pentenyl]-2H-cyclopenta[b]furan-2-one?

For (3aR,4R,5R,6aS)-5-(Benzoyloxy)hexahydro-4-[(1E)-3-oxo-5-phenyl-1-pentenyl]-2H-cyclopenta[b]furan-2-one, Upstream Products: Dimethyl (2-oxo-4-phenylbutyl)phosphonate, (-)-Corey aldehyde benzoate, trans-Cinnamic acid; Downstream Products: (3aR,4R,5R,6aS)-5-hydroxy-4-((S,E)-3-hydroxy-5-phenylpent-1-en-1-yl)hexahydro-2H-cyclopenta[b]furan-2-one.

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

Last updated:

How to cite: Jingsj. "(3aR,4R,5R,6aS)-5-(Benzoyloxy)hexahydro-4-[(1E)-3-oxo-5-phenyl-1-pentenyl]-2H-cyclopenta[b]furan-2-one (CAS 55076-60-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1458243-5 (accessed 2026-11-09).

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