5,6-Dimethoxy-2H-isoindole CAS 740029-53-2
| CAS No. | 740029-53-2 |
| Molecular Formula | C10H11NO2 |
| Molecular Weight | 177.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5,6-Dimethoxy-2H-isoindole (C10H11NO2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. Its high carbon-to-hydrogen ratio confers good lipid solubility, 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.
5,6-Dimethoxy-2H-isoindole (CAS 740029-53-2) is a high-purity analytical reference standard with the molecular formula C10H11NO2 and a molecular weight of 177.20 g/mol.
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 5,6-Dimethoxy-2H-isoindole 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 | C10H11NO2 |
| Molecular Weight | 177.20 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 |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Nitrogen Atoms | 1 |
Related Dimethoxy Standards
- 2,4-dimethoxy-6-methylbenzonitrile (CAS 319921-60-3)
- 3,5-Dimethoxy-1H-isoindole (CAS 675109-23-6)
- 4,5-Dimethoxy-2-methylbenzonitrile (CAS 58814-69-0)
- 4,7-Dimethoxy-1H-indole (CAS 23876-39-3)
- 5,7-dimethoxy-1H-indole (CAS 27508-85-6)
- 3-(Dimethoxy(methyl)silyl)-N-methylpropan-1-amine (CAS 31024-35-8)
- 3,4-Dimethoxy-1,2,5-thiadiazole 1,1-dioxide (CAS 55904-83-1)
- 1,3-Dimethoxy-5-(prop-2-yn-1-yl)benzene (CAS 1312713-21-5)
Recommended Standards
- 5,6,7-Trimethyl-2,6-dihydro-1H-pyrrolo[3,4-d]pyridazin-1-one (CAS 90817-87-1)
- 5,6,7,8-Tetrahydroquinoline-7-carboxylic acid (CAS 54318-93-3)
- 5,8-Diethynylquinoline (CAS 316384-81-3)
- 5,6,7,8-Tetrahydroquinoline-3-carboxylic acid (CAS 82345-76-4)
- 2-Amino-6-chlorobenzimidamide dihydrochloride (CAS 190011-72-4)
- 56-Nitroso-Vancomycin (CAS 155386-25-7)
- 4-Chloro-1-(3-fluoro-4-methylphenyl)-1H-pyrazolo[3,4-d]pyrimidine (CAS 1416341-19-9)
- N-Nitrosomorpholine-d4 (CAS 61578-30-1)
- Voglibose Impurity 12 (CAS CATO-C4X-178012)
- 2-Bromo-5-cyclopropylthiazole (CAS 1159815-90-3)
- 2-Amino-1-(tetrahydrofuran-3-yl)ethan-1-ol hydrochloride (CAS 1334148-54-7)
- 1-(4-(Isopentylthio)phenyl)ethan-1-one (CAS 56944-51-5)
- 2-(4-Aminobenzyl)succinic acid (CAS 61445-53-2)
- Semaglutide impurity 201 (CAS CATO-C4X-2226201)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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