azetidinone

Modify Date: 2026-07-01 20:51:21

azetidinone Structure
azetidinone structure
Common Name azetidinone
CAS Number 930-21-2 Molecular Weight 71.078
Density 1.1±0.1 g/cm3 Boiling Point 222.4±0.0 °C at 760 mmHg
Molecular Formula C3H5NO Melting Point 74-76 °C(lit.)
MSDS Chinese USA Flash Point 151.5±3.4 °C
Symbol GHS05
GHS05
Signal Word Danger

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name azetidin-2-one
Synonym More Synonyms

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.1±0.1 g/cm3
Boiling Point 222.4±0.0 °C at 760 mmHg
Melting Point 74-76 °C(lit.)
Molecular Formula C3H5NO
Molecular Weight 71.078
Flash Point 151.5±3.4 °C
Exact Mass 71.037117
PSA 29.10000
LogP -2.02
Vapour Pressure 0.1±0.4 mmHg at 25°C
Index of Refraction 1.458
InChIKey MNFORVFSTILPAW-UHFFFAOYSA-N
SMILES O=C1CCN1
Storage condition 2-8°C

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Symbol GHS05
GHS05
Signal Word Danger
Hazard Statements H314
Precautionary Statements P280-P305 + P351 + P338-P310
Personal Protective Equipment Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges
Hazard Codes C: Corrosive;
Risk Phrases R34
Safety Phrases S26-S36/37/39-S45
RIDADR UN 3263 8/PG 2
WGK Germany 3
Packaging Group III
Hazard Class 8
HS Code 2933790090

 Synthetic Route

This table presents publicly reported synthetic routes, reaction conditions, reactants and product information of the compound.

 Customs

This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.

HS Code 2933790090
Summary 2933790090. other lactams. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:9.0%. General tariff:20.0%

 Articles5

More Articles

This table lists relevant public references with title, journal and publication metadata for this compound.

The influence of ezetimibe on classical and alternative activation pathways of monocytes/macrophages isolated from patients with hypercholesterolemia.

Naunyn Schmiedebergs Arch. Pharmacol. 387(8) , 733-42, (2014)

Macrophages are crucial for the development of atherosclerotic plaques. Classically activated macrophages contribute to plaque growth and destabilization, while alternatively activated macrophages inc...

Non-transpeptidase binding arylthioether β-lactams active against Mycobacterium tuberculosis and Moraxella catarrhalis.

Bioorg. Med. Chem. 23(3) , 632-47, (2015)

The prevalence of drug resistance in both clinical and community settings as a consequence of alterations of biosynthetic pathways, enzymes or cell wall architecture is a persistent threat to human he...

Photoelectron spectra of some antibiotic building blocks: 2-azetidinone and thiazolidine-carboxylic acid.

J. Phys. Chem. A 116(33) , 8653-60, (2012)

X-ray photoelectron spectra of the core and valence levels of the fundamental building blocks of β-lactam antibiotics have been investigated and compared with theoretical calculations. The spectra of ...

 azetidinoneBioassay

View more

This table contains target information, in‑vitro & in‑vivo assay data for this compound.

Name: Antimicrobial activity against Mycobacterium tuberculosis H37Rv incubated for 48 hrs ...
Source: ChEMBL
Target: Mycobacterium tuberculosis
External Id: CHEMBL3396596
Name: Compound was evaluated for rate of hydrolysis expressed in hours at a pH of 12.
Source: ChEMBL
Target: N/A
External Id: CHEMBL642395
Name: Compound was evaluated for the second order hydrolysis rate constant
Source: ChEMBL
Target: N/A
External Id: CHEMBL638937
Name: Antimicrobial activity against Moraxella catarrhalis clinical isolates incubated for ...
Source: ChEMBL
Target: Moraxella catarrhalis
External Id: CHEMBL3396594
Name: Binding affinity to CRBN (unknown origin) assessed as inhibition constant by FRET ass...
Source: ChEMBL
Target: Protein cereblon
External Id: CHEMBL5340015
Name: Bactericidal activity against Moraxella catarrhalis clinical isolates incubated for 4...
Source: ChEMBL
Target: Moraxella catarrhalis
External Id: CHEMBL3396595
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 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

azetidinone
2-AZACYCLOBUTANONE
2-oxoazetidine
MFCD00013328
AZETAN-2-ONE
2-Azetidinone
Azetidin-2-one
4-oxo-azetidine
Propiolactam

 azetidinone | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What is the molecular formula of azetidin-2-one?
A: Molecular formula of azetidin-2-one is C3H5NO.
Q: What is the polar surface area (PSA) of azetidin-2-one?
A: Polar surface area (PSA) of azetidin-2-one is 29.10000.
Q: What is the CAS number of azetidin-2-one?
A: CAS number of azetidin-2-one is 930-21-2.
Q: What are the downstream products of azetidin-2-one?
A: Related downstream products(CAS) of azetidin-2-one: 504-88-1;81721-87-1;28562-53-0;153357-31-4;5755-07-7;682341-17-9;107-95-9;149140-54-5;115946-47-9;1140510-99-1.
Q: What is the safety information for azetidin-2-one?
A: Safety information for azetidin-2-one: S26-S36/37/39-S45.
Q: What is the boiling point of azetidin-2-one?
A: Boiling point of azetidin-2-one is 222.4±0.0 °C at 760 mmHg.
Q: What is the SMILES notation of azetidin-2-one?
A: SMILES notation of azetidin-2-one is O=C1CCN1.
Q: What are the storage conditions for azetidin-2-one?
A: Storage conditions for azetidin-2-one: 2-8°C.
Q: What are the upstream materials of azetidin-2-one?
A: Related upstream materials(CAS) of azetidin-2-one: 107-95-9;28562-53-0;4138-35-6;130065-29-1;110967-04-9;2679-13-2;115946-47-9;924-73-2;925-90-6;85270-00-4.
Q: What English synonyms does azetidin-2-one have?
A: English synonyms of azetidin-2-one: azetidinone, 2-AZACYCLOBUTANONE, 2-oxoazetidine, MFCD00013328, AZETAN-2-ONE, 2-Azetidinone, Azetidin-2-one, 4-oxo-azetidine, Propiolactam.

 azetidinonefactory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
Dayang Chem (Hangzhou) Co., Ltd.
Henan Tianfu Chemical Co., Ltd.
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