(7-Methoxy-1H-indol-4-yl)boronic acid CAS 948592-95-8
| CAS No. | 948592-95-8 |
| Molecular Formula | C9H10BNO3 |
| Molecular Weight | 190.99 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
CATO supplies (7-Methoxy-1H-indol-4-yl)boronic acid (CAS 948592-95-8), a certified reference material (molecular formula C9H10BNO3, MW 190.99 g/mol) for analytical method development and quality control.
Based on its molecular formula C9H10BNO3, (7-Methoxy-1H-indol-4-yl)boronic acid contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 190.99 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).
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.
Physical & Chemical Properties
| Molecular Formula | C9H10BNO3 |
| Molecular Weight | 190.99 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 methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
Related Methoxy Standards
- (7-Methoxy-1H-indol-2-yl)boronic acid (CAS 1203844-16-9)
- (4-Methoxy-1H-indol-2-yl)boronic acid (CAS 1256355-60-8)
- (6-Methoxy-1H-indol-3-yl)boronic acid (CAS 1403343-53-2)
- (5-Methoxy-1H-indol-3-yl)boronic acid (CAS 948593-81-5)
- (7-Methoxy-1H-indol-3-yl)boronic acid (CAS 948593-82-6)
- 5-methoxy-1H-indol-2-ylboronic acid (CAS 282528-61-4)
- 106877-20-7 3-Methoxy-4-(trifluoromethyl)phenylamine MFCD11840978 (CAS 106877-20-7)
- 2-Methoxy-3-methyl-5-(trifluoromethyl)pyridine (CAS 124432-64-0)
Recommended Standards
- [4-(Cyanomethyl)-3-methoxyphenyl]boronic acid (CAS 2377608-80-3)
- {3,6-Dimethyl-[1,2,4]triazolo[4,3-a]pyridin-8-yl}boronic acid (CAS 2377611-60-2)
- (3-Cyano-4-ethoxyphenyl)boronic acid (CAS 279262-20-3)
- {3-Ethylimidazo[4,5-b]pyridin-6-yl}boronic acid (CAS 2346513-09-3)
- 2-(Aminomethyl)-4-cyclopropoxy-N,N-dimethylnicotinamide (CAS 1243445-73-9)
- Methyl 2-chloro-5-formylbenzoate (CAS 199679-23-7)
- 4-ANDROSTEN-7α, 17β-DIOL-3-ONE (CAS 62-83-9)
- 3,8-Dibromofluoranthene (CAS 6376-56-3)
- Ethyl 1',4',6',7'-tetrahydrospiro[cyclopropane-1,5'-indazole]-3'-carboxylate (CAS 2102412-29-1)
- 3-(3,5-Dichlorophenoxy)azetidine (CAS 1339830-61-3)
- (S)-2-Amino-1-{4-[(benzyl-cyclopropyl-amino)-methyl]-piperidin-1-yl}-3-methyl-butan-1-one (CAS 1354016-02-6)
- Methyl 2-amino-4-(2-fluorophenyl)-6-(hydroxymethyl)-8-oxo-4,8-dihydropyrano[3,2-b]pyran-3-carboxylate (CAS 695211-38-2)
- 1,4-Benzene-d (CAS 153200-72-7)
- Semaglutide Impurity 189 (CAS CATO-C4X-2226189)
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