3,4-Dihydro-[1,4]dioxepino[2,3-f]indole-8,9(2H,7H)-dione CAS 847837-43-8
| CAS No. | 847837-43-8 |
| Molecular Formula | C11H9NO4 |
| Molecular Weight | 219.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 219.19 g/mol gives 3,4-Dihydro-[1,4]dioxepino[2,3-f]indole-8,9(2H,7H)-dione distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
3,4-Dihydro-[1,4]dioxepino[2,3-f]indole-8,9(2H,7H)-dione (CAS 847837-43-8) is a high-purity analytical reference standard with the molecular formula C11H9NO4 and a molecular weight of 219.19 g/mol.
The molecular framework of 3,4-Dihydro-[1,4]dioxepino[2,3-f]indole-8,9(2H,7H)-dione (C11H9NO4) is characterized by an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 3,4-Dihydro-[1,4]dioxepino[2,3-f]indole-8,9(2H,7H)-dione 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.
Physical & Chemical Properties
| Molecular Formula | C11H9NO4 |
| Molecular Weight | 219.19 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, 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
Related Dihydro Standards
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Recommended Standards
- 3-(Carboxymethyl)-1h-indole-2-carboxylic acid (CAS 31529-27-8)
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- 3-(4-Methoxyphenyl)isoxazole-5-carboxylic acid (CAS 618383-47-4)
- Tert-butyl 4-carbamimidoylpiperazine-1-carboxylate acetate (CAS 1208081-93-9)
- (4-Fluoro-3-methyl-2-(trifluoromethyl)phenyl)methanol (CAS 1706458-48-1)
- 3,3-Dimethyl-4-phenylpyrrolidine (CAS 1423117-62-7)
- 1-(4-Aminophenyl)-5-(2h-1,3-benzodioxol-5-yl)-1h-pyrazole-3-carboxylic acid (CAS 957505-46-3)
- 2,2-Dichloro-N-(3-oxo-1,3-dihydroisobenzofuran-1-yl)acetamide (CAS 116421-50-2)
- 2-Amino-3-(chloromethyl)-6-(difluoromethyl)isonicotinic acid (CAS 1806022-15-0)
- Daminozide-d4 (CAS CATO-CCPD103515)
- 4-(((2-Bromocyclohexyl)oxy)methyl)tetrahydro-2h-pyran (CAS 1248449-47-9)
- Methyl 3-(1-(2-amino-[1,2,4]triazolo[1,5-a]pyrimidin-7-yl)ethoxy)thiophene-2-carboxylate (CAS 339097-05-1)
- Semaglutide impurity 251 (CAS CATO-C4X-2226251)
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