5-Methoxy-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-(triisopropylsilyl)-1H-indole CAS 1278579-44-4
| CAS No. | 1278579-44-4 |
| Molecular Formula | C24H40BNO3Si |
| Molecular Weight | 429.48 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-Methoxy-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-(triisopropylsilyl)-1H-indole (CAS 1278579-44-4), a certified reference material (molecular formula C24H40BNO3Si, MW 429.48 g/mol) for analytical method development and quality control.
Based on its molecular formula C24H40BNO3Si, 5-Methoxy-3-(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 429.48 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
As a certified reference material (CRM), 5-Methoxy-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-(triisopropylsilyl)-1H-indole 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 | C24H40BNO3Si |
| Molecular Weight | 429.48 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| 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.) | 1990 |
| Nitrogen Atoms | 1 |
Related Methoxy Standards
- 6-Methoxy-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-(triisopropylsilyl)-1H-indole (CAS 942137-70-4)
- 4-(3-Methoxy-3-oxo-1-(1-oxoisoindolin-2-yl)propyl)phenyl 4-methylbenzoate (CAS 478249-89-7)
- 4-(3-Methoxy-3-oxo-2-(1-oxoisoindolin-2-yl)propyl)phenyl 4-methylbenzoate (CAS 477889-64-8)
- 4-[3-Methoxy-3-oxo-2-(1-oxo-2,3-dihydro-1H-isoindol-2-yl)propyl]phenyl 2-methylbenzoate (CAS 477889-63-7)
- 1-(2-Methoxy-5-oxazol-2-yl-phenyl)-4-(1-phenyl-1H-pyrazol-3-ylmethyl)-[1,4]diazepane (CAS 1226691-90-2)
- N-(2-Methoxy-4-(4-methylpiperazin-1-yl)phenyl)-4-(1-methyl-1H-pyrrolo[2,3-c]pyridin-3-yl)pyrimidin-2-amine (CAS 1594092-37-1)
- 2-(3-Methoxy-4-(octyloxy)benzylidene)-6-methyl-2H-thiazolo[3,2-b][1,2,4]triazine-3,7-dione (CAS 617694-34-5)
- 5-Methoxy-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-(triisopropylsilyl)-1H-pyrrolo[2,3-b]pyridine (CAS 2161304-84-1)
Recommended Standards
- Intermediate material 100067 (CAS CATO-CIM-100067)
- 1-[4-[3-[4-(4-Fluoro-2-hydroxybenzoyl)-1-piperidinyl]propoxy]-3-methoxyphenyl]-ethanone (CAS 170170-50-0)
- Risdiplam Impurity 1 (CAS CATO-C4X-30121)
- (3R)-2-(4-Fluorophenyl)-3-[4-(phenylmethoxy)phenyl]-2-azaspiro[3.5]nonane-1,7-dione (CAS 194367-70-9)
- Methyl 8-ethoxy-2h-chromene-6-carboxylate (CAS 1235439-14-1)
- 4,5-Dibromo-N-(2-methoxyphenyl)thiophene-2-carboxamide (CAS 949984-28-5)
- 4-(5-Bromo-2-fluorophenyl)morpholine (CAS 1065169-38-1)
- 5-Chloro-8-quinolinyl 4-piperidinyl etherhydrochloride (CAS 1219976-37-0)
- 2-Aminoindole HCl (CAS 36946-70-0)
- methyl 2-[(4-hydroxyphenyl)sulfanyl]acetate (CAS 30512-63-1)
- N-((2-chlorobenzoyl)oxy)-2-(4,5-dichloro-1H-imidazol-1-yl)acetamide (CAS 649663-38-7)
- 3-[(2-amino-5-fluorophenyl)methyl]-2,3-dihydro-1,3-thiazol-2-one (CAS 1338984-71-6)
- 2-Amino-3-iodopropanoic acid (CAS 62965-18-8)
- Neuropeptide S (rat) (CAS 412938-75-1)
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