2,3,9,10-Tetramethoxyisoindolo[2,1-b]isoquinolin-5(7H)-one CAS 84245-30-7
| CAS No. | 84245-30-7 |
| Molecular Formula | C20H19NO5 |
| Molecular Weight | 353.37 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.
2,3,9,10-Tetramethoxyisoindolo[2,1-b]isoquinolin-5(7H)-one (CAS 84245-30-7), molecular formula C20H19NO5 and molecular weight 353.37 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C20H19NO5, 2,3,9,10-Tetramethoxyisoindolo[2,1-b]isoquinolin-5(7H)-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 353.37 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
CATO manufactures 2,3,9,10-Tetramethoxyisoindolo[2,1-b]isoquinolin-5(7H)-one 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 | C20H19NO5 |
| Molecular Weight | 353.37 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1981 |
| Nitrogen Atoms | 1 |
Recommended Standards
- 2-(Benzo[d][1,3]dioxol-5-yl)-1-benzyl-6-oxopiperidine-3-carboxylic acid (CAS 96939-58-1)
- 2-[[2-(Boc-amino)-4-pyridyl]methyl]isoindoline-1,3-dione (CAS 639091-77-3)
- 2-(4-Nitrophenyl)-N-(5-oxo-1-(p-tolyl)pyrrolidin-3-yl)acetamide (CAS 896367-29-6)
- 3,7-Difluoro-2-Nitro-9H-Fluorene (CAS 2795-55-3)
- 1-(3-iodophenoxy)-2-nitrobenzene (CAS 332370-79-3)
- 2-(Cyanomethyl)-5-methoxybenzimidazole (CAS 63928-15-4)
- 6-Fluoro-2,4'-bipyridine (CAS 1214360-31-2)
- 8-Bromo-3,4-dihydrobenzo[b]oxepin-5(2H)-one (CAS 141106-23-2)
- Tenofovir Impurity 62 (CAS 211364-69-1)
- tert-Butyl 3-(aminomethyl)-3-fluoropiperidine-1-carboxylate (CAS 1219832-36-6)
- Methyl 4-hydroxyhex-2-ynoate (CAS 112780-04-8)
- 1346601-81-7 4-Chloro-1-methylindole-3-acetic Acid (CAS 1346601-81-7)
- Neostigmine Impurity 6 (CAS 619-60-3)
- (Ser(PO3H2)202,Thr(PO3H2)205)-Tau Peptide (194-213) trifluoroacetate salt (CAS 2022956-55-2)
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