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(3R,4S)-3-(1-Ethoxyethoxy)-4-phenyl-2-azetidinone

Also known as: (3R,4S)-3-(1-ethoxyethoxy)-4-phenylazetidin-2-one, (3R,4S)-3-<((R*)-1'-ethoxyethyl)oxy>-4-phenyl-2-azetidinone, 2-Azetidinone, 3-(1-ethoxyethoxy)-4-phenyl-, (3R,4S)-, 2-Azetidinone,3-(1-ethoxyethoxy)-4-phenyl, 3-(1-ethoxyethoxy)-4-phenylazetidin-2-one

(3R,4S)-3-(1-Ethoxyethoxy)-4-phenyl-2-azetidinone (CAS 201856-48-6) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C13H17NO3 and a molecular weight of 235.27900 g/mol. Key properties include a boiling point of 399.225ºC at 760 mmHg, a density of 1.14 and a flash point of 195.245ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
201856-48-6
Jingsj CID
J-1085101-1
Molecular Formula
C13H17NO3
Molecular Weight
235.27900 g/mol
Category
Ketones
Last updated
8/21/2026
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Physicochemical Properties

Boiling Point399.225ºC at 760 mmHg
Density1.14
Flash Point195.245ºC
Exact Mass235.12100
PSA51.05000
LogP1.90110

Frequently Asked Questions

What is the CAS number of (3R,4S)-3-(1-Ethoxyethoxy)-4-phenyl-2-azetidinone?

The CAS number of (3R,4S)-3-(1-Ethoxyethoxy)-4-phenyl-2-azetidinone is 201856-48-6.

What are the molecular formula and molecular weight of (3R,4S)-3-(1-Ethoxyethoxy)-4-phenyl-2-azetidinone?

(3R,4S)-3-(1-Ethoxyethoxy)-4-phenyl-2-azetidinone has molecular formula C13H17NO3 and molecular weight 235.27900 g/mol.

What are the upstream and downstream products of (3R,4S)-3-(1-Ethoxyethoxy)-4-phenyl-2-azetidinone?

For (3R,4S)-3-(1-Ethoxyethoxy)-4-phenyl-2-azetidinone, Upstream Products: (3R,4S)-3-Hydroxy-4-phenyl-2-azetidinone, Ethyl vinyl ether, Methanesulfonic acid; Downstream Products: (3R,4S)-1-Benzoyl-3-(1-ethoxyethoxy)-4-phenylazetidin-2-one, tert-butyl (3R,4S)-3-(1-ethoxyethoxy)-2-oxo-4-phenylazetidine-1-carboxylate.

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

Last updated:

How to cite: Jingsj. "(3R,4S)-3-(1-Ethoxyethoxy)-4-phenyl-2-azetidinone (CAS 201856-48-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1085101-1 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.