4-(4-Chlorophenyl)-2-pyrrolidinone
Synonym(s):(4RS)-4-(4-Chlorophenyl)pyrrolidin-2-one;4-(4-Chlorophenyl)-2-pyrrolidinone
- CAS NO.:22518-27-0
- Empirical Formula: C10H10ClNO
- Molecular Weight: 195.65
- MDL number: MFCD00854139
- EINECS: 200-258-5
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:26:51
What is 4-(4-Chlorophenyl)-2-pyrrolidinone?
The Uses of 4-(4-Chlorophenyl)-2-pyrrolidinone
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).
Properties of 4-(4-Chlorophenyl)-2-pyrrolidinone
| Melting point: | 115-117°C |
| storage temp. | Sealed in dry,Room Temperature |
| solubility | Chloroform (Slightly), Ethanol (Slightly), Methanol (Slightly) |
| form | neat |
| color | White |
Safety information for 4-(4-Chlorophenyl)-2-pyrrolidinone
| Signal word | Danger |
| Pictogram(s) |
![]() Skull and Crossbones Acute Toxicity GHS06 |
| GHS Hazard Statements |
H301:Acute toxicity,oral |
| Precautionary Statement Codes |
P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P270:Do not eat, drink or smoke when using this product. P301+P310:IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. P405:Store locked up. P501:Dispose of contents/container to..… |
Computed Descriptors for 4-(4-Chlorophenyl)-2-pyrrolidinone
4-(4-Chlorophenyl)-2-pyrrolidinone manufacturer
GLP Pharma Standards
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product: Baclofen - Impurity A/Baclofen Related Compound A NLT 95%
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