(3aR,4R,5R,6aS)-4-((E)-3,3-Difluoro-4-phenoxybut-1-en-1-yl)-5-hydroxyhexahydro-2H-cyclopenta[b]furan-2-one

(3aR,4R,5R,6aS)-4-((E)-3,3-二氟-4-苯氧基丁-1-烯-1-基)-5-羟基六氢-2H-环戊并[b]呋喃-2-酮

Also known as: TF-HF, Latanoprost Impurity 22, Prostaglandin Impurity 39, Tafluprost Impurity 16, (1S,5R,6R,7R)-2-oxa-7-hydroxy-6-[(1E)-3,3-difluoro-4-phenoxy-1-butenyl]bicyclo[3.3.0]octan-3-one, 2H-Cyclopenta[b]furan-2-one, 4-[(1E)-3,3-difluoro-4-phenoxy-1-buten-1-yl]hexahydro-5-hydroxy-, (3aR,4R,5R,6aS)-

(3aR,4R,5R,6aS)-4-((E)-3,3-Difluoro-4-phenoxybut-1-en-1-yl)-5-hydroxyhexahydro-2H-cyclopenta[b]furan-2-one (CAS 209861-01-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C17H18F2O4 and a molecular weight of 324.319 g/mol. It is also known as TF-HF, Latanoprost Impurity 22 and Prostaglandin Impurity 39. Key properties include a boiling point of 484.2±45.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 246.6±28.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

209861-01-8

Jingsj CID

J-1458228-0

Molecular Formula

C₁₇H₁₈F₂O₄

Chinese Name

(3aR,4R,5R,6aS)-4-((E)-3,3-二氟-4-苯氧基丁-1-烯-1-基)-5-羟基六氢-2H-环戊并[b]呋喃-2-酮

Molecular Weight

324.319 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026