(3R,4S)-1-(2-Fluorophenyl)-3-((S)-3-(4-fluorophenyl)-3-hydroxypropyl)-4-(4-hydroxyphenyl)azetidin-2-one

(3R,4S)-1-(2-氟苯基)-3-((S)-3-(4-氟苯基)-3-羟丙基)-4-(4-羟苯基)氮杂环丁-2-酮

Also known as: 2-Azetidinone, 1-(2-fluorophenyl)-3-[(3S)-3-(4-fluorophenyl)-3-hydroxypropyl]-4-(4-hydroxyphenyl)-, (3R,4S)-, Ezetimibe Impuriry 71, Ezetimibe Impurity 71

(3R,4S)-1-(2-Fluorophenyl)-3-((S)-3-(4-fluorophenyl)-3-hydroxypropyl)-4-(4-hydroxyphenyl)azetidin-2-one (CAS 2191318-99-5) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C24H21F2NO3 and a molecular weight of 409.4 g/mol. It is also known as 2-Azetidinone, 1-(2-fluorophenyl)-3-[(3S)-3-(4-fluorophenyl)-3-hydroxypropyl]-4-(4-hydroxyphenyl)-, (3R,4S)-, Ezetimibe Impuriry 71 and Ezetimibe Impurity 71. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 2191318-99-5
Jingsj CID: J-891508-1
Molecular Formula: C₂₄H₂₁F₂NO₃
Chinese Name: (3R,4S)-1-(2-氟苯基)-3-((S)-3-(4-氟苯基)-3-羟丙基)-4-(4-羟苯基)氮杂环丁-2-酮
Molecular Weight: 409.4 g/mol
Category: Ketones
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of (3R,4S)-1-(2-Fluorophenyl)-3-((S)-3-(4-fluorophenyl)-3-hydroxypropyl)-4-(4-hydroxyphenyl)azetidin-2-one?

The CAS number of (3R,4S)-1-(2-Fluorophenyl)-3-((S)-3-(4-fluorophenyl)-3-hydroxypropyl)-4-(4-hydroxyphenyl)azetidin-2-one is 2191318-99-5.

What are the molecular formula and molecular weight of (3R,4S)-1-(2-Fluorophenyl)-3-((S)-3-(4-fluorophenyl)-3-hydroxypropyl)-4-(4-hydroxyphenyl)azetidin-2-one?

(3R,4S)-1-(2-Fluorophenyl)-3-((S)-3-(4-fluorophenyl)-3-hydroxypropyl)-4-(4-hydroxyphenyl)azetidin-2-one has molecular formula C24H21F2NO3 and molecular weight 409.4 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "(3R,4S)-1-(2-Fluorophenyl)-3-((S)-3-(4-fluorophenyl)-3-hydroxypropyl)-4-(4-hydroxyphenyl)azetidin-2-one (CAS 2191318-99-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-891508-1 (accessed 2026-10-24).

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