3-(3-Chloro-isoxazol-5-yl)-propionic acid 3-(3-chloro-5-isoxazolyl)propanoic acid 3-(3-chloroisoxazol-5-yl)propanoic acid 3-chloro-5-isoxazolepropanoic acid 80403-82-3 CAS 80403-82-3
| CAS No. | 80403-82-3 |
| Molecular Formula | C6H6ClNO3 |
| Molecular Weight | 175.57 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies 3-(3-Chloro-isoxazol-5-yl)-propionic acid 3-(3-chloro-5-isoxazolyl)propanoic acid 3-(3-chloroisoxazol-5-yl)propanoic acid 3-chloro-5-isoxazolepropanoic acid 80403-82-3 (CAS 80403-82-3), a certified reference material (molecular formula C6H6ClNO3, MW 175.57 g/mol) for analytical method development and quality control.
Structurally, 3-(3-Chloro-isoxazol-5-yl)-propionic acid 3-(3-chloro-5-isoxazolyl)propanoic acid 3-(3-chloroisoxazol-5-yl)propanoic acid 3-chloro-5-isoxazolepropanoic acid 80403-82-3 (C6H6ClNO3) contains an amide group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 175.57 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 3-(3-Chloro-isoxazol-5-yl)-propionic acid 3-(3-chloro-5-isoxazolyl)propanoic acid 3-(3-chloroisoxazol-5-yl)propanoic acid 3-chloro-5-isoxazolepropanoic acid 80403-82-3 meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C6H6ClNO3 |
| Molecular Weight | 175.57 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1979 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
Related Chloro Standards
- 2-(4-Chloro-3-imino-2,3-dihydro-1h-pyrazol-1-yl)acetic acid (CAS 1006340-80-2)
- 4-Chloro-1-ethyl-3-nitro-1h-pyrazole (CAS 1006993-51-6)
- Methyl 4-chloro-3-methylisoxazole-5-carboxylate (CAS 103912-55-6)
- 2-Chloro-N-(5-methyl-1,3,4-oxadiazol-2-yl)acetamide (CAS 1049873-58-6)
- 4-Chloro-1,5-dimethyl-3-nitro-1H-pyrazole (CAS 1172928-09-4)
- 2-Chloro-N-(3-methyl-1,2,4-oxadiazol-5-yl)acetamide (CAS 1181505-87-2)
- 2-(5-Chloro-3-methyl-1,2-oxazol-4-yl)acetic acid (CAS 1239758-91-8)
- 1243250-11-4 3-(3-Chloro-1H-1,2,4-triazol-5-yl)propanoic acid 3008AD C5H6ClN3O2 (CAS 1243250-11-4)
Recommended Standards
- N-chloroacetylsuccinimide (CAS 38766-10-8)
- Rivaroxaban Impurity 137 (CAS 3140-73-6)
- Methyl 2-(chloromethyl)-1,3-oxazole-4-carboxylate, 97% (CAS 208465-72-9)
- 5-Chloro-1-ethyl-4-nitro-1H-imidazole (CAS 123556-58-1)
- 2-benZoylbenzothiazole (CAS 1629-75-0)
- 4-((3,4-Difluorophenyl)amino)-4-oxobutanoic acid (CAS 438619-08-0)
- 2-(5-Cyclopropyl-3-(trifluoromethyl)-1h-pyrazol-1-yl)propanehydrazide (CAS 1005650-83-8)
- 7-Chloro-1,2,3,4-tetrahydropyrido[3,4-b]pyrazine (CAS 1935398-58-5)
- Verapamil Impurity 36 (CAS 77326-93-3)
- 2-Hydrazinyl-1-isopentyl-1H-benzo[d]imidazole dihydrochloride (CAS 1215598-66-5)
- 6-Methylimidazo[1,2-b]pyridazine (CAS 17412-38-3)
- 4-(4-Bromo-phenyl)-3-chlorosulfonyl-5-trifluoro-methyl-thiophene-2-carboxylic acid methyl ester (CAS 1089330-64-2)
- 2-Chloro-N-ethyl-N-phenylacetamide (CAS 39086-61-8)
- Semaglutide impurity 98 (CAS CATO-C4X-222698)
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