(1-(P-tolyl)-1H-pyrazol-4-yl)boronic acid CAS 1072945-92-6
| CAS No. | 1072945-92-6 |
| Molecular Formula | C10H11BN2O2 |
| Molecular Weight | 202.02 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, (1-(P-tolyl)-1H-pyrazol-4-yl)boronic acid (C10H11BN2O2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 6.5, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 202.02 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
CATO supplies (1-(P-tolyl)-1H-pyrazol-4-yl)boronic acid (CAS 1072945-92-6), a certified reference material (molecular formula C10H11BN2O2, MW 202.02 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures (1-(P-tolyl)-1H-pyrazol-4-yl)boronic 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 | C10H11BN2O2 |
| Molecular Weight | 202.02 g/mol |
| Appearance | Off-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 DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Nitrogen Atoms | 2 |
Related P Standards
- (1-(M-tolyl)-1H-pyrazol-4-yl)boronic acid (CAS 2225171-82-2)
- (1-(O-tolyl)-1H-pyrazol-4-yl)boronic acid (CAS 2225155-51-9)
- (4-(M-tolyl)furan-2-yl)boronic acid (CAS 2096337-56-1)
- (4-(O-tolyl)furan-2-yl)boronic acid (CAS 2096339-58-9)
- (4-(P-tolyl)furan-2-yl)boronic acid (CAS 2096331-45-0)
- (5-(O-tolyl)furan-2-yl)boronic acid (CAS 2096337-07-2)
- 1-(p-Tolyl)pyrazine-2,3(1H,4H)-dione (CAS 1031605-84-1)
- 1-(p-Tolyl)-1H-pyrazole-4-carboxylic acid (CAS 1053085-48-5)
Recommended Standards
- (2-Cyclopropyl-1H-pyrrolo[2,3-b]pyridin-4-yl)boronic acid (CAS 1014614-10-8)
- 4-[(1-Imidazolyl)methyl]phenylboronic Acid (CAS 1228183-01-4)
- 1-Bromo-2-Nitrobenzene (CAS 577-19-5)
- 4-Methyl-2-(1-pyrazolyl)phenylboronic Acid (CAS 1287753-43-8)
- 1-dodecyl-3-methylimidazolium hexafluorophosphate (CAS 219947-93-0)
- 6-(Methoxyamino)-9H-purin-2-amine (CAS 60254-48-0)
- Etoricoxib Impurity 37 (CAS 118362-28-0)
- Bortezomib Impurity 58 (CAS CATO-C4X-107258)
- (1,7-Dimethyl-1h-1,3-benzodiazol-2-yl)methanamine dihydrochloride (CAS 1394040-20-0)
- 1-Chloro-5-fluoro-2-iodo-4-methylbenzene (CAS 202982-69-2)
- 3,4-dichlorofuran-2-carboxylic acid (CAS 69727-40-8)
- Methyl 6-isopropylnicotinate (CAS 84625-02-5)
- 3-((4-(2-Chlorophenoxy)phenyl)sulfonamido)benzoic acid (CAS 606944-47-2)
- Semaglutide impurity 244(Fmoc-His(Fmoc)-Aib-OH) (CAS CATO-C4X-2226244)
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