(3R,4S)-1-tert-Butoxycarbonyl-3-acetoxy-4-phenyl-2-azetidinone

(3R,4S)-1-叔丁氧基羰基-3-乙酰氧基-4-苯基-2-丙内酰胺

Also known as: (3R,4S)-1-tert-Butoxycarbonyl-3-acetoxy-4-phenyl-2-azetidinone, (3R,4S)-1-T-Butoxycarbonyl-3-acetoxy-4-phenyl-2-azetidinone, (3R,4S)-1-T-BUTOXYCARBONYL-3-ACETOXY -4-PHENYL-2-AZETIDINONE,98+%, (3R,4S)-1-T-BUTOXYCARBONYL-3-ACETOXY-4-PHENYL-2-AZETIDINONE, (3R,4S)-tert-Butyl 3-acetoxy-2-oxo-4-phenylazetidine-1-carboxylate, tert-Butyl (3R,4S)-3-acetyloxy-2-oxo-4-phenylazetidine-1-carboxylate, Side chains of docetaxel--3, Taxol-side chain β-lactam, Taxol-side chain b-lactam

(3R,4S)-1-tert-Butoxycarbonyl-3-acetoxy-4-phenyl-2-azetidinone (CAS 161183-22-8) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C16H19NO5 and a molecular weight of 305.32600 g/mol. It is also known as (3R,4S)-1-T-Butoxycarbonyl-3-acetoxy-4-phenyl-2-azetidinone, (3R,4S)-1-T-BUTOXYCARBONYL-3-ACETOXY -4-PHENYL-2-AZETIDINONE,98+% and (3R,4S)-1-T-BUTOXYCARBONYL-3-ACETOXY-4-PHENYL-2-AZETIDINONE. Key properties include a boiling point of 449.035ºC at 760 mmHg and a density of 1.237 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
161183-22-8
Jingsj CID
J-992117-9
Molecular Formula
C16H19NO5
Chinese Name
(3R,4S)-1-叔丁氧基羰基-3-乙酰氧基-4-苯基-2-丙内酰胺
Molecular Weight
305.32600 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point449.035ºC at 760 mmHg
Density1.237 g/cm3

Frequently Asked Questions

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

The CAS number of (3R,4S)-1-tert-Butoxycarbonyl-3-acetoxy-4-phenyl-2-azetidinone is 161183-22-8.

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

(3R,4S)-1-tert-Butoxycarbonyl-3-acetoxy-4-phenyl-2-azetidinone has molecular formula C16H19NO5 and molecular weight 305.32600 g/mol.

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

Last updated:

How to cite: Jingsj. "(3R,4S)-1-tert-Butoxycarbonyl-3-acetoxy-4-phenyl-2-azetidinone (CAS 161183-22-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-992117-9 (accessed 2026-10-23).

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