5,6-Dimethoxy-2H-isoindole CAS 740029-53-2
Purity 97%+In StockPharmaceutical Standards
| 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 (CAS 740029-53-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C10H11NO2. Molecular weight: 177.20 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
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
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- 4,5-Dimethoxy-2-methylbenzonitrile (CAS 58814-69-0)
- 4,7-Dimethoxy-1H-indole (CAS 23876-39-3)
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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)
- 2-Amino-6-chlorobenzimidamide dihydrochloride (CAS 190011-72-4)
- 56-Nitroso-Vancomycin (CAS 155386-25-7)
- 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)
- Semaglutide impurity 201 (CAS CATO-C4X-2226201)
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