1-(2-Chloroethyl)pyrrolidin-2-one CAS 51333-90-5
| CAS No. | 51333-90-5 |
| Molecular Formula | C6H10ClNO |
| Molecular Weight | 147.60 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 1-(2-Chloroethyl)pyrrolidin-2-one is closely related to an amide group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 1-(2-Chloroethyl)pyrrolidin-2-one (CAS 51333-90-5), a certified reference material (molecular formula C6H10ClNO, MW 147.60 g/mol) for analytical method development and quality control.
Structurally, 1-(2-Chloroethyl)pyrrolidin-2-one (C6H10ClNO) contains an amide group, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 147.60 g/mol, it falls into the low-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 1-(2-Chloroethyl)pyrrolidin-2-one under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C6H10ClNO |
| Molecular Weight | 147.60 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1971 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Chloroethyl Standards
- 1-(1-Chloroethyl)pyrrolidin-2-one (CAS 99587-03-8)
- 3-(2-Chloroethyl)pyrrolidin-2-one (CAS 932-45-6)
- N-(2-chloroethyl)cyclopropanecarboxamide (CAS 53487-37-9)
- 2-(1-chloroethyl)thiazole (CAS 40982-31-8)
- 4-(2-Chloroethyl)-1,3-thiazole (CAS 850851-60-4)
- 5-(2-chloroethyl)-1,3-thiazole (CAS 45592-77-6)
- 2-(1-chloroethyl)pyridine (CAS 10445-92-8)
- 2-(2-Chloroethyl)piperidine (CAS 111781-62-5)
Recommended Standards
- 1-(3-chloro-3-methyl-azetidin-1-yl)ethanone (CAS 24083-63-4)
- (S)-2-chloro-1-(pyrrolidin-2-yl)ethan-1-one (CAS 38491-75-7)
- 1-(5-chloro-1H-pyrrol-2-yl)ethanone (CAS 80311-19-9)
- (S)-1-Methylpyrrolidine-2-carbonyl chloride (CAS 911281-86-2)
- Ethyl 6-hydroxyoctanoate (CAS 61456-95-9)
- 2-Amino-3-(3-chloro-2-fluorophenyl)propanoic acid (CAS 1259993-84-4)
- 6-Imino-1,9-dimethyl-7,9-dihydro-1H-purin-8(6H)-one (CAS 98601-03-7)
- Esmolol Impurity 8 (CAS 81147-94-6)
- 2-(Fluoromethyl)aniline (CAS 511230-96-9)
- 7-Chloro-6-((2,4-dichlorophenyl)amino)quinoline-5,8-dione (CAS 147115-34-2)
- ((2R,4S)-4-Methoxy-1-methylpyrrolidin-2-yl)methanol (CAS 2368910-28-3)
- Glycine, N-methyl-N-(1-oxo-9-octadecen-1-yl)-, sodium salt (CAS 3624-77-9)
- 2-(2,4-Dimethylphenoxy)-1-(morpholin-4-yl)ethan-1-one (CAS 148183-90-8)
- Semaglutide impurity 202 (CAS CATO-C4X-2226202)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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