5-(Ethoxycarbonyl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-2-carboxylic acid CAS 937601-49-5
| CAS No. | 937601-49-5 |
| Molecular Formula | C11H8F3N3O4 |
| Molecular Weight | 303.19 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 5-(Ethoxycarbonyl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-2-carboxylic acid (CAS 937601-49-5), a certified reference material (molecular formula C11H8F3N3O4, MW 303.19 g/mol) for analytical method development and quality control.
Based on its molecular formula C11H8F3N3O4, 5-(Ethoxycarbonyl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-2-carboxylic acid contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 303.19 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 5-(Ethoxycarbonyl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-2-carboxylic acid 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 | C11H8F3N3O4 |
| Molecular Weight | 303.19 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 methanol, ethanol, DMSO |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
Related Ethoxycarbonyl Standards
- 3-(Ethoxycarbonyl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-5-carboxylic acid (CAS 1262865-31-5)
- 2-Ethoxycarbonyl-5-ethylphenylboronic acid pinacol ester (CAS 2121511-54-2)
- (E)-3-(2-(Ethoxycarbonyl)-5-nitro-1H-indol-3-yl)acrylic acid (CAS 885273-59-6)
- 4-({[3-(ethoxycarbonyl)-5-methylisoxazol-4-yl]methyl}amino)benzoic acid (CAS 938022-07-2)
- 5-(5-(Ethoxycarbonyl)-3-methyl-1H-pyrazol-1-yl)-2-methoxybenzoic acid (CAS 637318-31-1)
- 3-(Ethoxycarbonyl)-1-(4-ethylphenyl)-5-methyl-4,5-dihydro-1h-pyrazole-5-carboxylic acid (CAS 1264041-94-2)
- 3-(Ethoxycarbonyl)-1-[4-(propan-2-yl)phenyl]-4,5-dihydro-1h-pyrazole-5-carboxylic acid (CAS 1264042-48-9)
- 3-(Ethoxycarbonyl)-1-(2-ethylphenyl)-5-methyl-4,5-dihydro-1h-pyrazole-5-carboxylic acid (CAS 1264043-12-0)
Recommended Standards
- 5-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)-1,3,4-thiadiazol-2-amine (CAS 2377609-43-1)
- Ethyl 6-nitro-2-(trifluoromethyl)imidazo[1,2-a]pyridine-3-carboxylate (CAS 2407339-51-7)
- 4-Bromo-3-(4-methylphenyl)propiophenone (CAS 898768-71-3)
- Ethyl 8-nitro-2-(trifluoromethyl)imidazo[1,2-a]pyridine-3-carboxylate (CAS 2379918-47-3)
- 4-Bromo-N-(3-methylpyridin-2-yl)benzamide (CAS 349125-17-3)
- (S)-Benzyl 5-(hydroxymethyl)-2,2-dimethylmorpholine-4-carboxylate (CAS 1263078-30-3)
- 5-bromo-1H,2H,3H-pyrrolo[2,3-b]pyridine hydrochloride (CAS 1810070-18-8)
- 2-Benzyl-3-(4-methoxyphenyl)isoquinolin-1(2H)-one (CAS 108779-09-5)
- 2-Chloro-4-(dibenzo[b,d]furan-3-yl)-6-(naphthalen-2-yl)-1,3,5-triazine (CAS 2226747-69-7)
- 1-(3-Methoxyphenyl)-4-nitrosopiperazine (CAS 2763779-41-3)
- 7-(Chloromethyl)-2-(methoxymethyl)-5H-[1,3,4]thiadiazolo[3,2-a]pyrimidin-5-one (CAS 1245569-89-4)
- Methyl (1-(methylcarbamoyl)-1H-benzo[d]imidazol-2-yl)carbamate (CAS 28593-34-2)
- 2-(4-Pyridin-4-yl-5-pyrrolidin-2-yl-pyrazol-1-yl)-ethanol dihydrochloride (CAS 1361111-64-9)
- Semaglutide impurity 194 (CAS CATO-C4X-2226194)
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