2-Pyrrolidinone,1-chloro

Modify Date: 2026-07-09 10:09:45

2-Pyrrolidinone,1-chloro Structure
2-Pyrrolidinone,1-chloro structure
Common Name 2-Pyrrolidinone,1-chloro
CAS Number 33744-04-6 Molecular Weight 119.55000
Density 1.31g/cm3 Boiling Point 156.3ºC at 760mmHg
Molecular Formula C4H6ClNO Melting Point N/A
MSDS N/A Flash Point 48.3ºC

Summary: 1-Chloropyrrolidin-2-one (Chinese name: 1-氯-2-吡咯烷酮, CAS number: 33744-04-6, molecular formula: C4H6ClNO, molecular weight: 119.55), For research-use only, not for medical or clinical usage.


 Names

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

Name 1-chloropyrrolidin-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 1.31g/cm3
Boiling Point 156.3ºC at 760mmHg
Molecular Formula C4H6ClNO
Molecular Weight 119.55000
Flash Point 48.3ºC
Exact Mass 119.01400
PSA 20.31000
LogP 0.70050
Index of Refraction 1.511
InChIKey AWJXEUXVDUIDEV-UHFFFAOYSA-N
SMILES O=C1CCCN1Cl

 Synthetic Route

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

~10%

2-Pyrrolidinone,1-chloro Structure

2-Pyrrolidinone...

CAS#:33744-04-6

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Literature: De Luca, Lidia; Giacomelli, Giampaolo; Nieddu, Giammario Synlett, 2005 , # 2 art. no. G34804ST, p. 223 - 226

 Synonyms

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

N-chloro-3-pyrrolidinone
N-chloro-2-pyrrolidinone
N-chloropyrrolidone
N-chloro-pyrrolidinone
N-chloro-2-pyrrolidone
N-Chlor-2-pyrrolidinon

 2-Pyrrolidinone,1-chloro | FAQ

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

Q: What English synonyms does 1-chloropyrrolidin-2-one have?
A: English synonyms of 1-chloropyrrolidin-2-one: N-chloro-3-pyrrolidinone, N-chloro-2-pyrrolidinone, N-chloropyrrolidone, N-chloro-pyrrolidinone, N-chloro-2-pyrrolidone, N-Chlor-2-pyrrolidinon.
Q: What is the SMILES notation of 1-chloropyrrolidin-2-one?
A: SMILES notation of 1-chloropyrrolidin-2-one is O=C1CCCN1Cl.
Q: What is the molecular weight of 1-chloropyrrolidin-2-one?
A: Molecular weight of 1-chloropyrrolidin-2-one is 119.55000.
Q: What is the CAS number of 1-chloropyrrolidin-2-one?
A: CAS number of 1-chloropyrrolidin-2-one is 33744-04-6.
Q: What is the Chinese name of 33744-04-6?
A: Chinese name of 33744-04-6 is 33744-04-6.
Q: What is the InChIKey of 1-chloropyrrolidin-2-one?
A: InChIKey of 1-chloropyrrolidin-2-one is AWJXEUXVDUIDEV-UHFFFAOYSA-N.
Q: What are the upstream materials of 1-chloropyrrolidin-2-one?
A: Related upstream materials(CAS) of 1-chloropyrrolidin-2-one: 616-45-5.
Q: What is the LogP of 1-chloropyrrolidin-2-one?
A: LogP of 1-chloropyrrolidin-2-one is 0.70050.
Q: What is the molecular formula of 1-chloropyrrolidin-2-one?
A: Molecular formula of 1-chloropyrrolidin-2-one is C4H6ClNO.
Q: What are the downstream products of 1-chloropyrrolidin-2-one?
A: Related downstream products(CAS) of 1-chloropyrrolidin-2-one: 616-45-5;89736-66-3;89736-64-1;89736-65-2;89736-61-8;63853-74-7.

 2-Pyrrolidinone,1-chlorofactory

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

Dayang Chem (Hangzhou) Co., Ltd.
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