4-Ethoxy-2,3-dihydro-1h-isoindole-1,3-dione CAS 41709-84-6
| CAS No. | 41709-84-6 |
| Molecular Formula | C10H9NO3 |
| Molecular Weight | 191.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 4-Ethoxy-2,3-dihydro-1h-isoindole-1,3-dione is closely related to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
4-Ethoxy-2,3-dihydro-1h-isoindole-1,3-dione (CAS 41709-84-6), molecular formula C10H9NO3 and molecular weight 191.18 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C10H9NO3, 4-Ethoxy-2,3-dihydro-1h-isoindole-1,3-dione 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 191.18 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).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 4-Ethoxy-2,3-dihydro-1h-isoindole-1,3-dione 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 | C10H9NO3 |
| Molecular Weight | 191.18 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1968 |
| Nitrogen Atoms | 1 |
Related Ethoxy Standards
- 5-ethoxy-1H-indole-2,3-dione (CAS 169040-78-2)
- 2-Ethoxy-1H-isoindole-1,3(2H)-dione (CAS 1914-21-2)
- 2-Ethoxy-4H-benzo[d][1,3]oxazin-4-one (CAS 41470-88-6)
- 2-Ethoxy-6-(trifluoromethyl)pyridine (CAS 1245563-18-1)
- 4-Ethoxy-2-(trifluoromethyl)pyridine (CAS 1297137-82-6)
- 2-ethoxy-3-(trifluoromethyl)pyridine (CAS 849934-82-3)
- 2-Ethoxy-4-(trifluoromethyl)pyridine (CAS 858421-08-6)
- 2-(4-Ethoxy-3-methoxyphenyl)acetonitrile (CAS 103796-52-7)
Recommended Standards
- 4-Cyano-2-ethoxybenzoic acid (CAS 316810-08-9)
- 4-Ethoxyindoline-2,3-dione (CAS 388627-88-1)
- 4-Benzyloxazolidine-2,5-dione (CAS 583-47-1)
- 4-Ethoxyphthalimide (CAS 50727-05-4)
- Ethyl 2-(2,6-dimethylpiperidin-1-yl)-2-oxoacetate (CAS 141109-44-6)
- 5-ROX NHS Ester (CAS 209734-74-7)
- H-Val-Pro-Otbu Hydrochloride Salt (CAS 60108-51-2)
- 7-(Methylthio)-5,6-dihydro-4H-imidazo[4,5-d]pyridazin-4-one (CAS 3438-77-5)
- (3-Methyl-1-phenyl-1H-pyrazol-4-yl)methanol (CAS 1355592-06-1)
- 5,6-Difluorosalicylic Acid (CAS 749230-47-5)
- 1-(2-Cyclopropyl-6-phenylpyrimidin-4-yl)piperidine-3-carboxylic acid (CAS 1707566-45-7)
- n-[(1-ethyl-1h-pyrazol-4-yl)methyl]cyclopropanamine (CAS 1172530-74-3)
- 2-{bicyclo[2.2.1]heptan-2-yl}acetyl chloride (CAS 54057-58-8)
- Characteristic MSH-Tetrapeptide (CAS 4289-02-5)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com