4-(4-Chlorophenyl)-2-pyrrolidinone

Product Name: 4-(4-Chlorophenyl)-2-pyrrolidinone
CAS No.: 22518-27-0
Chemical Name: 4-(4-Chlorophenyl)-2-pyrrolidinone
Synonyms: Baclofen Impurity I;Baclofen EP Impurity A;Baclofen impurity A CRS;Baclofen Related CoMpound A;Baclofen impurity A (B0200050);Baclofen USP Related Compound A;4-(4-Chlorophenyl)-2-pyrrodinone;4-(4-Chlorophenyl)-2-pyrrolidinone;4-(4-chlorophenyl)pyrrolidin-2-one;4-(4-chlorophenyl)-2-pyrolidineone
CBNumber: CB91261203
Molecular Formula: C10H10ClNO
Formula Weight: 195.65
MOL File: 22518-27-0.mol

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4-(4-Chlorophenyl)-2-pyrrolidinone Property

Melting point:: 115-117°C
storage temp.: Sealed in dry,Room Temperature
solubility: Chloroform (Slightly), Ethanol (Slightly), Methanol (Slightly)
form: powder
color: White
Major Application: pharmaceutical (small molecule)
InChI: 1S/C10H10ClNO/c11-9-3-1-7(2-4-9)8-5-10(13)12-6-8/h1-4,8H,5-6H2,(H,12,13)
InChIKey: OVRPDYOZYMCTAK-UHFFFAOYSA-N
SMILES: Clc1ccc(cc1)C2CNC(=O)C2

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Safety

RIDADR: UN 2811 6.1 / PGIII
WGK Germany: WGK 3
HS Code: 2933790002
Storage Class: 6.1C - Combustible acute toxic Cat.3
toxic compounds or compounds which causing chronic effects
Hazard Classifications: Acute Tox. 3 Oral

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Danger

Hazard statements

H301Toxic if swalloed

Precautionary statements

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P270Do not eat, drink or smoke when using this product.

P301+P310IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.

P405Store locked up.

P501Dispose of contents/container to..…

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: PHR8947
Product name: Baclofen Related Compound A
Purity: Pharmaceutical Secondary Standard; Certified Reference Material
Packaging: 100mg
Price: $667
Updated: 2026/03/19

Sigma-Aldrich

Product number: B0200050
Product name: Baclofen impurity A
Purity: European Pharmacopoeia (EP) Reference Standard
Packaging: 60 mg
Price: $175
Updated: 2026/03/19

Sigma-Aldrich

Product number: 1048222
Product name: Baclofen impurity A
Packaging: 50mg
Price: $1390
Updated: 2026/03/19

Sigma-Aldrich

Product number: B0200050
Product name: Baclofen impurity A
Purity: European Pharmacopoeia (EP) Reference Standard
Packaging: b0200050
Price: $153
Updated: 2024/03/01

TRC

Product number: C379450
Product name: 4-(4-Chlorophenyl)-2-pyrrolidinone
Packaging: 1mg
Price: $110
Updated: 2021/12/16

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4-(4-Chlorophenyl)-2-pyrrolidinone Chemical Properties,Usage,Production

Uses

4-(4-Chlorophenyl)-2-pyrrolidinone is used in the preparation of potential and selective antagonists of the α1A adrenergic receptor (1,2). It is an impurity of Baclofen (B108000), a specific GABA-B receptor agonist. Muscle relaxant (skeletal).

4-(4-Chlorophenyl)-2-pyrrolidinone Preparation Products And Raw materials

Raw materials

Preparation Products

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4-(4-Chlorophenyl)-2-pyrrolidinone Suppliers

Austria 1 China 98 Germany 1 India 14 United Kingdom 1 United States 10 Global 125

J & K SCIENTIFIC LTD.

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S.Z. PhyStandard Bio-Tech. Co., Ltd.

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UHN Shanghai Research & Development Co., Ltd.

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JW & Y Pharmlab Co., Ltd.

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ProdList: 11999
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View Lastest Price from 4-(4-Chlorophenyl)-2-pyrrolidinone manufacturers

Career Henan Chemical Co

Product: 4-(4-Chlorophenyl)-2-pyrrolidinone 22518-27-0
Price: US $1.00/g
Min. Order: 1g
Purity: 99%
Supply Ability: 1ton
Release date: 2020-01-10

22518-27-0, 4-(4-Chlorophenyl)-2-pyrrolidinoneRelated Search:

Povidone iodine Crospovidone N-Vinyl-2-pyrrolidone 2-Pyrrolidinone N-Methyl-2-pyrrolidone 3-(4-Chlorophenyl)glutaric acid Baclofen impurity 6 3-(4-Chlorophenyl)glutaramic acid BETA-(4-CHLOROPHENYL)GLUTARIC ANHYDRIDE Baclofen-d4 3-(4-CHLOROPHENYL) GLUTARIMIDE Polyvinylpyrrolidone Baclofen Impurity 2 (beta-(4-Chlorophenyl)-gama-Hydroxybutyric Acid) Baclofen Impurity 3 (Mixture of Diastereomers) Cebaracetam METHYL-2-PYRROLIDONE 2,5-Pyrrolidinedione, 3-(4-chlorophenyl)-1-(3-methyl-2-pyridinyl)- 4-(4-Chlorophenyl)-2-pyrrolidinone

Baclofen EP Impurity A

4-(4-chlorophenyl)pyrrolidin-2-one

4-(4-Chlorophenyl)-2-pyrrolidinone

Baclofen Related CoMpound A

(4RS)-4-(4-Chlorophenyl)pyrrolidin-2-one

Baclofen Impurity 1（Baclofen EP Impurity A）

Baclofen Impurity I: 4-(4-Chlorophenyl)-2-pyrrolidinone

4-(4-Chlorophenyl)-2-pyrrodinone

Baclofen impurity A CRS

2-Pyrrolidinone, 4-(4-chlorophenyl)-

Baclofen impurity A (B0200050)

Baclofen USP Related Compound A

(4RS)-4-(4-Chlorophenyl)pyrrolidin-2-one (Baclofen Lactam)

Baclofen Impurity I

Baclofen Imp. A (EP): (4-(4-Chlorophenyl)-2-pyrrolidinone)

Baclofen - Impurity A/Baclofen Related Compound A

4-(4-chlorophenyl)-2-pyrolidineone

Baclofen EP Impurity A (Baclofen USP Related Compound A)

22518-27-0