(R)-5-(Chloromethyl)pyrrolidin-2-one CAS 138541-53-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 138541-53-4 |
| Molecular Formula | C5H8ClNO |
| Molecular Weight | 133.58 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(R)-5-(Chloromethyl)pyrrolidin-2-one (CAS 138541-53-4) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C5H8ClNO. Molecular weight: 133.58 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C5H8ClNO |
| Molecular Weight | 133.58 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.) | 1996 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related R Standards
- (S)-5-(Chloromethyl)pyrrolidin-2-one (CAS 72479-04-0)
- 1-(Chloromethyl)pyrrolidin-2-one (CAS 31282-95-8)
- 5-(Chloromethyl)-3-methyl-4,5-dihydroisoxazole (CAS 69578-12-7)
- 53598-88-2 (+/-)-4-(Chloromethyl)-4-methylazetidin-2-one MFCD19232808 (CAS 53598-88-2)
- 3-(Chloromethyl)isothiazole (CAS 1246549-42-7)
- 5-(Chloromethyl)isothiazole (CAS 1710-68-5)
- 4-(Chloromethyl)isothiazole (CAS 89033-79-4)
- 5-(Chloromethyl)thiazole (CAS 45438-77-5)
Recommended Standards
- N-Allyl-2-chloroacetamide (CAS 13269-97-1)
- 3-Chloropiperidin-2-one (CAS 16834-22-3)
- 1-pyrrolidinecarbonyl chloride (CAS 1192-63-8)
- (4-Hydroxypyridine-2,6-diyl)dimethanol (CAS 122899-72-3)
- 7-Methyl-4H-[1,2,5]oxadiazolo[3,4-b][1,4]diazepin-5(6H)-one (CAS 300588-18-5)
- 5-Fluoro-2-iodo-3-methylpyridine (CAS 49767-17-1)
- 2-Chloro-3,6-dimethyl-6,7-dihydro-5H-pyrrolo[3,4-b]pyridin-5-one (CAS 2102325-48-2)
- (S)-5-Isopropyl-2,2-dimethyloxazolidin-4-one (CAS 89053-51-0)
- 3-Ethyl-6-methyl-4-phenylisoxazolo[3,4-d]pyridazin-7(6H)-one (CAS 121910-71-2)
- Semaglutide impurity 206 (CAS CATO-C4X-2226206)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com