5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1-(triisopropylsilyl)-1H-indole CAS 690631-97-1
| CAS No. | 690631-97-1 |
| Molecular Formula | C23H38BNO2Si |
| Molecular Weight | 399.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1-(triisopropylsilyl)-1H-indole 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.
5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1-(triisopropylsilyl)-1H-indole (CAS 690631-97-1), molecular formula C23H38BNO2Si and molecular weight 399.45 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C23H38BNO2Si, 5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1-(triisopropylsilyl)-1H-indole contains a steroid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 399.45 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C23H38BNO2Si |
| Molecular Weight | 399.45 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 5.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 1 |
Related Tetramethyl Standards
- 3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1-(triisopropylsilyl)-1H-indole (CAS 476004-82-7)
- 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1-(triisopropylsilyl)-1H-indole (CAS 690632-17-8)
- 4-methyl-5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-2-((triisopropylsilyl)ethynyl)pyridine (CAS 2847093-83-6)
- 3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-pyrrolo[2,3-b]pyridine-5-carbonitrile (CAS 1429906-71-7)
- 2,4-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-6-(trifluoromethyl)pyridine (CAS 1622217-15-5)
- 2-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-imidazole (CAS 1269646-23-2)
- 5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1-(triisopropylsilyl)-1H-pyrrolo[2,3-b]pyridine (CAS 1373621-95-4)
- 3,3,3',3'-Tetramethyl-5,5'-dinitro-2,2',3,3'-tetrahydro-1,1'-spirobi[indene]-6,6'-diol (CAS 158518-97-9)
Recommended Standards
- Ethyl 2'-(2-benzamidoethyl)-[2,4'-bithiazole]-4-carboxylate (CAS 30760-79-3)
- N,N',N"-Tris(3-aminophenyl)-1,3,5-triazine-2,4,6-triamine (CAS 57829-21-7)
- 2,4,6-Tris(4-hydrazinylphenyl)-1,3,5-triazine (CAS 804548-56-9)
- Acalabrutinib Impurity 12 (CAS CATO-C4X-305512)
- (S)-4-Benzyl-2-(thiophen-2-yl)-4,5-dihydrooxazole (CAS 149065-75-8)
- 4-Morpholinobutanoic acid hydrochloride (CAS 39493-84-0)
- 2-Isopropyl-N-phenylaniline (CAS 38158-59-7)
- 1-(2-(Butylthio)phenyl)ethan-1-one (CAS 1154239-44-7)
- 2-Nitropyrimidin-5-amine (CAS 123770-64-9)
- Prynachlor (CAS 21267-72-1)
- 2-(2-Chlorophenyl)-1-((4-methoxybenzyl)sulfonyl)propan-2-ol (CAS 339276-84-5)
- {[2-(diethylamino)ethyl]thio}acetic acid hydrochloride (CAS 1171451-28-7)
- Methyl 6-aminospiro[3.3]heptane-2-carboxylate (CAS 1808253-04-4)
- Hexapeptide-9 (CAS 1228371-11-6)
Why CATO?
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