(5-(Ethoxycarbonyl)-1-methyl-1H-pyrazol-3-yl)boronic acid CAS 2797070-55-2
| CAS No. | 2797070-55-2 |
| Molecular Formula | C7H11BN2O4 |
| Molecular Weight | 197.98 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.
(5-(Ethoxycarbonyl)-1-methyl-1H-pyrazol-3-yl)boronic acid (CAS 2797070-55-2), molecular formula C7H11BN2O4 and molecular weight 197.98 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (5-(Ethoxycarbonyl)-1-methyl-1H-pyrazol-3-yl)boronic acid (C7H11BN2O4) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 3.5, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 197.98 g/mol, it falls into the medium-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.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C7H11BN2O4 |
| Molecular Weight | 197.98 g/mol |
| Appearance | White to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| 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 |
| Degree of Unsaturation (DBE) | 3.5 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 2003 |
| Nitrogen Atoms | 2 |
Related Ethoxycarbonyl Standards
- (4-(Ethoxycarbonyl)cyclohex-1-en-1-yl)boronic acid (CAS 1443112-50-2)
- 3-(Ethoxycarbonyl)-1-methyl-1h-pyrazole-4-carboxylic acid (CAS 1174830-89-7)
- 5-(Ethoxycarbonyl)-1-methyl-1H-pyrazole-4-carboxylic acid (CAS 1174886-97-5)
- [4-(Ethoxycarbonyl)-1H-pyrazol-1-yl]acetic acid (CAS 611238-76-7)
- 3-(Ethoxycarbonyl)-1-methyl-1H-pyrazole-5-carboxylic acid (CAS 199480-36-9)
- 4-(Ethoxycarbonyl)-1-methyl-1h-pyrazole-3-carboxylic acid (CAS 21272-38-8)
- 5-(Ethoxycarbonyl)-1-methyl-1H-pyrazole-3-carboxylic acid (CAS 512809-16-4)
- (S)-3-(Ethoxycarbonyl)-1-methylcyclopent-3-enecarboxylic acid (CAS 2786657-24-5)
Recommended Standards
- (4-Hydroxy-3,5-dimethoxyphenyl)boronic acid (CAS 908141-84-4)
- 1,4-Dioxaspiro[4.5]dec-7-ene-8-boronic Acid (CAS 850567-90-7)
- (4-Ethoxy-6-methoxypyrimidin-5-yl)boronic acid (CAS 2446483-82-3)
- (3-(2,2-Dicyanovinyl)phenyl)boronic acid (CAS 957034-31-0)
- 1-(Boc-amino)-3-cyclopentene (CAS 193751-54-1)
- 3-(Morpholin-4-yl)-4H-chromen-4-one (CAS 40302-80-5)
- Methyl 1-Oxo-1,2,3,4-tetrahydroisoquinoline-5-carboxylate (CAS 93258-88-9)
- 3-(chloromethyl)-5-cyclobutyl-4-methyl-4H-1,2,4-triazole hydrochloride (CAS 1461704-97-1)
- Dacomitinib Impurity 39 (CAS CATO-C4X-208639)
- 1-(2-Ethoxy-2-oxoethyl)pyridin-1-ium chloride (CAS 27032-03-7)
- 1-Bromoimidazo[1,2-a]quinoxalin-4-amine (CAS 1914135-89-9)
- tert-Butyl((5-iodopentyl)oxy)diphenylsilane (CAS 164025-54-1)
- 2-BROMO-7-IODO-5H-PYRROLO[2,3-B]PYRAZINE 2-BROMO-7-IODO-5H-PYRROLO[3,2-B]PYRAZINE 5-BROMO-3-IODO-1H-PYRROLO[2,3-B]PYRAZINE 5-BROMO-3-IODO-4,7-DIAZAINDOLE 757978-18-0 BC004027 (CAS 757978-18-0)
- Semaglutide Impurity 14(Discontinued,See CPTD788307 ) (CAS CATO-C4X-222614)
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