(R)-Methyl 5-methylisoxazolidine-5-carboxylate CAS 64018-55-9
| CAS No. | 64018-55-9 |
| Molecular Formula | C6H11NO3 |
| Molecular Weight | 145.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including (R)-Methyl 5-methylisoxazolidine-5-carboxylate.
(R)-Methyl 5-methylisoxazolidine-5-carboxylate (CAS 64018-55-9), molecular formula C6H11NO3 and molecular weight 145.16 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (R)-Methyl 5-methylisoxazolidine-5-carboxylate (C6H11NO3) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. 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 145.16 g/mol, it falls into the low-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 (R)-Methyl 5-methylisoxazolidine-5-carboxylate 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 | C6H11NO3 |
| Molecular Weight | 145.16 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1975 |
| Nitrogen Atoms | 1 |
Recommended Standards
- (R)-Methyl 2-acetamidopropanoate (CAS 19914-36-4)
- (S)-2-Aminopentanediamide (CAS 2013-17-4)
- (R)-4-methylmorpholine-2-carboxylic acid (CAS 2165351-89-1)
- (S)-3-(Allyloxy)-2-aminopropanoic acid hydrochloride (CAS 2209833-23-6)
- 3-(3-Chlorophenyl)thiazolidine-2,4-dione (CAS 1013-68-9)
- Tert-butyl 4-(3-ethoxy-2,2-dimethyl-3-oxopropyl)piperidine-1-carboxylate (CAS 578021-54-2)
- Pyridoxine Tripalmitate (CAS 4372-46-7)
- (2-(Piperidin-1-ylmethyl)phenyl)(o-tolyl)methanone (CAS 898751-65-0)
- Ethyl 2-phenyl-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-6-carboxylate (CAS 1245807-16-2)
- 2'H-1,2'-Biimidazole (CAS 95923-46-9)
- 1-Phenyl-2,3,4,5-tetrahydro-1H-pyrido[3,4-b][1,4]diazepine (CAS 1437485-20-5)
- 1-(2-Chloro-4-methylthiazol-5-yl)ethanone (CAS 222169-16-6)
- 5-Iodopentan-1-ol (CAS 67133-88-4)
- Semaglutide impurity 29 (CAS 110990-08-4)
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 18665070610 / Nicole.chen@cato-chem.com