5-(3,4-Dimethoxyphenyl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-2-carboxylic acid CAS 333761-16-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 333761-16-3 |
| Molecular Formula | C16H12F3N3O4 |
| Molecular Weight | 367.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-(3,4-Dimethoxyphenyl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-2-carboxylic acid (CAS 333761-16-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C16H12F3N3O4. Molecular weight: 367.28 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C16H12F3N3O4 |
| Molecular Weight | 367.28 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.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
Related Dimethoxyphenyl Standards
- 5-(3,4-Dimethoxyphenyl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-3-carboxylic acid (CAS 333761-27-6)
- 8-(2,5-Dimethoxyphenyl)-5,12,14-trioxa-2-azatetracyclo[7.7.0.0^{3,7}.0^{11,15}]hexadeca-1(9),3(7),10,15-tetraen-6-one (CAS 866050-83-1)
- 3-[(2,4-dimethoxyphenyl)sulfamoyl]-4-methoxybenzoic acid (CAS 710989-33-6)
- 3-[(3,5-dimethoxyphenyl)sulfamoyl]-4-methoxybenzoic acid (CAS 710989-29-0)
- 3-(2,4-Dimethoxyphenyl)-N-(2-methylphenyl)-2-(2H-1,2,3,4-tetrazol-5-yl)propanamide (CAS 483994-91-8)
- 3-(2,4-Dimethoxyphenyl)-N-(3-methylphenyl)-2-(2H-1,2,3,4-tetrazol-5-yl)propanamide (CAS 483994-90-7)
- 3-(2,4-Dimethoxyphenyl)-N-(4-methylphenyl)-2-(2H-1,2,3,4-tetrazol-5-yl)propanamide (CAS 483994-89-4)
- 3-(2,5-Dimethoxyphenyl)-N-(2-methylphenyl)-2-(2H-1,2,3,4-tetrazol-5-yl)propanamide (CAS 483995-21-7)
Recommended Standards
- (1R,4r)-4-(5-bromo-2-(butylamino)-7H-pyrrolo[2,3-d]pyrimidin-7-yl)cyclohexan-1-ol (CAS 2306252-86-6)
- (1R,2S)-Florfenicol D3 (Methylsulfon D3) (CAS 2140850-78-6)
- 5-(4-Cyanophenoxy)-3-(3-(trifluoromethyl)phenyl)-1,2,4-triazine-6-carbonitrile (CAS 921620-33-9)
- LP-211 (CAS 1052147-86-0)
- 4-Chloroisothiazolo[5,4-d]pyrimidine (CAS 1483065-60-6)
- 3-Methoxy-1-methyl-N-(2-oxo-2-((2-(thiophen-2-yl)ethyl)amino)ethyl)-1H-pyrazole-4-carboxamide (CAS 1351589-51-9)
- 5-((4-Nitrophenoxy)methyl)oxazolidin-2-one (CAS 86181-86-4)
- Methyl 2-morpholino-2-phenylacetate hydrochloride (CAS 27594-62-3)
- 1-(pyrimidin-4-yl)ethan-1-one (CAS 39870-05-8)
- Anti-Inflammatory Peptide 1 (CAS 118850-71-8)
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