1-(2-Ethoxybenzyl)spiro[indoline-3,2'-[1,3]dioxan]-2-one CAS 853751-50-5
| CAS No. | 853751-50-5 |
| Molecular Formula | C20H21NO4 |
| Molecular Weight | 339.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
1-(2-Ethoxybenzyl)spiro[indoline-3,2'-[1,3]dioxan]-2-one (CAS 853751-50-5) is a high-purity analytical reference standard with the molecular formula C20H21NO4 and a molecular weight of 339.39 g/mol.
Based on its molecular formula C20H21NO4, 1-(2-Ethoxybenzyl)spiro[indoline-3,2'-[1,3]dioxan]-2-one contains a flavonoid 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 339.39 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).
As a certified reference material (CRM), 1-(2-Ethoxybenzyl)spiro[indoline-3,2'-[1,3]dioxan]-2-one 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 | C20H21NO4 |
| Molecular Weight | 339.39 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
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Recommended Standards
- (Z)-2-(1H-Benzo[d][1,2,3]triazol-1-yl)-1-phenyl-3-(p-tolyl)prop-2-en-1-one (CAS 371772-51-9)
- 1-(2-Methoxybenzyl)-7-methylspiro[indoline-3,2'-[1,3]dioxan]-2-one (CAS 853751-64-1)
- (S)-N-(2-((2-hydroxy-3-(4-hydroxyphenoxy)propyl)amino)ethyl)morpholine-4-carboxamide (CAS 69630-22-4)
- 1-(3-Ethyl-5-hydroxy-5-(pyridin-4-yl)-4,5-dihydro-1H-pyrazol-1-yl)-2-(4-methoxyphenyl)ethan-1-one (CAS 6009-31-0)
- 2-(2-Amino-4-(2,4,5-trimethylphenyl)thiazol-5-yl)acetic acid (CAS 1416346-78-5)
- 1-(Chloromethyl)-2-methoxy-4-nitrobenzene (CAS 101080-01-7)
- 2,4-Dichloro-5-(chloromethyl)-6-methylpyrimidine (CAS 16768-43-7)
- (2,2-Dimethoxyethyl)(4-fluorophenyl)sulfane (CAS 874357-16-1)
- (E)-4-(2-Carboxyvinyl)benzoic acid (CAS 56148-65-3)
- 4-Methoxy-2,6-dimethylpyridine (CAS 20815-02-5)
- 7-Hydroxy-3,4-dimethyl-2,3-dihydro-1h-inden-1-one (CAS 53005-72-4)
- 5-(4-Bromophenyl)-1-methyl-1h-pyrrole-2-carbaldehyde (CAS 912763-22-5)
- 1-Bromo-4-(2-ethylhexyl)benzene (CAS 883903-22-8)
- Peptide Impurity 70 TFA Salt (CAS CATO-CPTD788570)
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