1-(4-(Benzyloxy)-1-(phenylsulfonyl)-1H-indol-2-yl)ethanone CAS 889675-05-2
| CAS No. | 889675-05-2 |
| Molecular Formula | C23H19NO4S |
| Molecular Weight | 405.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 1-(4-(Benzyloxy)-1-(phenylsulfonyl)-1H-indol-2-yl)ethanone 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.
1-(4-(Benzyloxy)-1-(phenylsulfonyl)-1H-indol-2-yl)ethanone (CAS 889675-05-2), molecular formula C23H19NO4S and molecular weight 405.47 g/mol, is a CATO reference standard with documented purity and traceability.
1-(4-(Benzyloxy)-1-(phenylsulfonyl)-1H-indol-2-yl)ethanone (C23H19NO4S) contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 | C23H19NO4S |
| Molecular Weight | 405.47 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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Recommended Standards
- (3-Morpholino-1-phenylpropyl)diphenylphosphine oxide (CAS 51713-17-8)
- 3,5-Dibromo-N-(4-chlorophenyl)-2-hydroxybenzamide (CAS 6149-62-8)
- 5-(((9H-Fluoren-9-yl)methoxy)carbonyl)-4,5,6,7-tetrahydrothieno[3,2-c]pyridine-2-carboxylic acid (CAS 197238-14-5)
- 3-Hydroxy-1-(5-methyl-1,3,4-thiadiazol-2-yl)-4-(4-methylbenzoyl)-5-(p-tolyl)-1H-pyrrol-2(5H)-one (CAS 371139-87-6)
- 5-(4-Chlorophenyl)-1,2,4-thiadiazol-3-amine (CAS 89894-30-4)
- (2R,5S)-5-Methyl-4,4-diphenyl-1,3,2-dioxathiolane 2-oxide (CAS 126577-49-9)
- 2-Chloro-N-(2-(dimethylamino)cyclohexyl)-N-isopropylacetamide (CAS 1353962-51-2)
- 4-Piperidinylmethyl 2-chloroacetate hydrochloride (CAS 1219949-58-2)
- Fmoc-β-Ala-Hyp（Boc）-OH (CAS CATO-CPTD788459)
- n-(1-(3-Fluoro-4-methoxyphenyl)ethyl)cyclopropanamine (CAS 1017030-54-4)
- 2-(2-Methyl-6-(piperidin-1-yl)pyridin-3-yl)piperidine-1-carbaldehyde (CAS 1352521-46-0)
- (6-Aminopyridin-2-yl)dimethylphosphine oxide (CAS 2361974-00-5)
- (R,E)-2-amino-3-(1H-indol-3-yl)-N'-(quinoxalin-6-ylmethylene)propanehydrazide (CAS 1173671-63-0)
- Tirzepatide Impurity 11 TFA salt (CAS CATO-C4X-324011)
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