3-Methyl-6-[2-(trifluoromethyl)phenyl]-[1,2]oxazolo[5,4-b]pyridine-4-carboxylic acid CAS 924383-70-0
| CAS No. | 924383-70-0 |
| Molecular Formula | C15H9F3N2O3 |
| Molecular Weight | 322.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Methyl-6-[2-(trifluoromethyl)phenyl]-[1,2]oxazolo[5,4-b]pyridine-4-carboxylic acid (CAS 924383-70-0), molecular formula C15H9F3N2O3 and molecular weight 322.24 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution, 3-Methyl-6-[2-(trifluoromethyl)phenyl]-[1,2]oxazolo[5,4-b]pyridine-4-carboxylic acid is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 322.24 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 3-Methyl-6-[2-(trifluoromethyl)phenyl]-[1,2]oxazolo[5,4-b]pyridine-4-carboxylic acid 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 | C15H9F3N2O3 |
| Molecular Weight | 322.24 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Methyl Standards
- 3-Methyl-6-[3-(trifluoromethyl)phenyl]-[1,2]oxazolo[5,4-b]pyridine-4-carboxylic acid (CAS 1334149-52-8)
- 2-(5-Oxo-3-(trifluoromethyl)-2,5-dihydro-1H-pyrazol-1-yl)-6-phenylpyrimidin-4(3H)-one (CAS 900015-70-5)
- N-[3-(Trifluoromethyl)-2-quinoxalinyl]-2-furohydrazide (CAS 343372-43-0)
- 3,5-Bis[(trifluoromethyl)sulfanyl]benzoic acid (CAS 102117-40-8)
- 3,5-Bis(trifluoromethyl)benzyl methanesulphonate (CAS 183551-51-1)
- 3,5-Bis(trifluoromethyl)phenylsulfonylethanol (CAS 450409-87-7)
- Bis(4-(trifluoromethyl)phenyl)sulfane (CAS 90141-51-8)
- (5-(Trifluoromethyl)-2-(2-(trifluoromethyl)pyrimidin-5-yl)pyridin-4-yl)methanamine (CAS 1984827-95-3)
Recommended Standards
- 2,2,2-Trifluoro-N-(7-nitro-9H-fluoren-2-yl)acetamide (CAS 2926-70-7)
- 4-((3-Bromophenyl)sulfonyl)thiomorpholine (CAS 850349-32-5)
- 4-(3-Bromothiophen-2-yl)-2-phenyl-1,3-thiazole (CAS 478260-68-3)
- 2-(5-Furan-2-yl-3-trifluoromethyl-pyrazol-1-yl)-benzoic acid (CAS 228259-30-1)
- N-(2-methoxyphenyl)nicotinamide (CAS 70301-27-8)
- 2-Chloro-N-(3-chloro-4-methoxybenzyl)-6-nitroaniline (CAS 478259-78-8)
- Ethyl 2-Chloro-2-nitroacetate (CAS 14011-27-9)
- 1-(Naphthalen-1-yl)propan-1-amine hydrochloride (CAS 149854-36-4)
- Ethyl 3-(4-bromo-2-chlorobenzamido)propanoate (CAS 1252340-18-3)
- Poly(oxy-1,2-ethanediyl), .alpha.-sulfo-.omega.-(tetradecyloxy)-, ammonium salt (1:1) (CAS 27731-61-9)
- N-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)acrylamide (CAS 303129-60-4)
- 3-(3,4-Dihydrobenzofuro[3,2-c]pyridin-2(1H)-yl)-N,N-dimethylpropan-1-amine dihydrochloride (CAS 100347-67-9)
- n-((5-Methylthiophen-2-yl)methyl)hexan-1-amine (CAS 869944-87-6)
- Tirzepatide Impurity 61 (CAS CATO-C4X-324061)
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