2,6-Di(pyridin-3-yl)pyrrolo[3,4-f]isoindole-1,3,5,7(2H,6H)-tetraone CAS 31663-82-8
| CAS No. | 31663-82-8 |
| Molecular Formula | C20H10N4O4 |
| Molecular Weight | 370.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 370.32 g/mol gives 2,6-Di(pyridin-3-yl)pyrrolo[3,4-f]isoindole-1,3,5,7(2H,6H)-tetraone distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2,6-Di(pyridin-3-yl)pyrrolo[3,4-f]isoindole-1,3,5,7(2H,6H)-tetraone (CAS 31663-82-8), molecular formula C20H10N4O4 and molecular weight 370.32 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C20H10N4O4, 2,6-Di(pyridin-3-yl)pyrrolo[3,4-f]isoindole-1,3,5,7(2H,6H)-tetraone 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 370.32 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.
As a certified reference material (CRM), 2,6-Di(pyridin-3-yl)pyrrolo[3,4-f]isoindole-1,3,5,7(2H,6H)-tetraone 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 | C20H10N4O4 |
| Molecular Weight | 370.32 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 DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 18.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1966 |
| Nitrogen Atoms | 4 |
Related Di Standards
- 2,6-Di(pyridin-4-yl)pyrrolo[3,4-f]isoindole-1,3,5,7(2H,6H)-tetraone (CAS 34072-51-0)
- Methyl 4-(2-(pyridin-2-yl)-5,6-dihydro-4H-pyrrolo[1,2-b]pyrazol-3-yl)quinoline-6-carboxylate (CAS 476475-43-1)
- 4-(2-(Pyridin-4-yl)vinyl)phenyl 5-bromofuran-2-carboxylate (CAS 1011620-34-0)
- 4-Methyl-2-(((1-(pyridin-3-ylsulfonyl)piperidin-4-yl)methyl)thio)thiazole (CAS 1428378-57-7)
- 2,2'-(Pyridin-3-ylmethylene)bis(3-hydroxy-5,5-dimethylcyclohex-2-en-1-one) (CAS 609821-58-1)
- 2-((4-Ethyl-5-(pyridin-3-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(4-methoxyphenyl)acetamide (CAS 142529-68-8)
- 2-((4-Ethyl-5-(pyridin-2-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(2-methoxyphenyl)acetamide (CAS 618414-59-8)
- 2-((4-Ethyl-5-(pyridin-3-yl)-4H-1,2,4-triazol-3-yl)thio)-N-(2-methoxyphenyl)acetamide (CAS 333331-32-1)
Recommended Standards
- 2-(4-Methoxyphenoxy)-6-phenyl-4-(trifluoromethyl)nicotinonitrile (CAS 338749-41-0)
- 2-(4-Methoxyphenoxy)-5-[3-(trifluoromethyl)phenyl]pyridine-3-carbonitrile (CAS 338964-59-3)
- 3-((2,4-Dichlorobenzyl)thio)-4-ethyl-5-(thiophen-2-yl)-4H-1,2,4-triazole (CAS 618412-42-3)
- (E)-3-((2,6-dichlorobenzyl)thio)-5-(2-(dimethylamino)vinyl)isothiazole-4-carbonitrile (CAS 338778-51-1)
- Naphthalene-1,4-diyldimethanol (CAS 57322-45-9)
- 8-Methyl-3-phenylquinoline-5-carboxylic acid (CAS 41191-68-8)
- H-D-Homopro-OH (CAS 1723-00-8)
- 2-(Isoquinolin-5-yl)ethan-1-ol (CAS 1000521-95-8)
- 2-(4-Phenylcyclohexyl)ethan-1-amine (CAS 855364-75-9)
- 1-(Dimethyl-1,2-oxazol-4-yl)ethan-1-amine (CAS 893641-12-8)
- 1-Bromo-3-(methoxymethoxy)-2-methylbenzene (CAS 149981-99-7)
- (3-Methyl-5-(thiazol-4-yl)phenyl)boronic acid (CAS 2225173-27-1)
- 1-(Cyclopropylmethyl)-1H-pyrazole-5-boronic acid, dihydrate (CAS 2096334-18-6)
- Heme iron polypeptide(Hematin) (CAS 14875-96-8)
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