2-[(Pyridin-4-yl)methyl]-2,11-dihydro-1H-6-oxa-2,5-diazatetracene-1,11-dione CAS 303995-57-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 303995-57-5 |
| Molecular Formula | C21H13N3O3 |
| Molecular Weight | 355.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-[(Pyridin-4-yl)methyl]-2,11-dihydro-1H-6-oxa-2,5-diazatetracene-1,11-dione (CAS 303995-57-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C21H13N3O3. Molecular weight: 355.35 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C21H13N3O3 |
| Molecular Weight | 355.35 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) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
Related Pyridin Standards
- 2-[(Pyridin-3-yl)methyl]-2,11-dihydro-1H-6-oxa-2,5-diazatetracene-1,11-dione (CAS 303995-56-4)
- 3-(Pyridin-2-yl(2-(pyrimidin-2-yl)hydrazono)methyl)benzenesulfonic acid (CAS 94787-52-7)
- 6-Benzyl-3-(pyridin-4-yl)-5,6-dihydro-1H-pyrazolo[4,3-g]quinazolin-7(8H)-one (CAS 1695533-89-1)
- N-(4-(Pyridin-3-yl)thiazol-2-yl)-[1,3]dioxolo[4',5':4,5]benzo[1,2-d]thiazol-6-amine (CAS 862976-66-7)
- [[2-Oxo-2-(4-pyridin-2-ylpiperazin-1-yl)ethyl]-(phenyl)amino]acetic acid (CAS 1142211-55-9)
- 2-((Pyridin-4-ylmethyl)amino)-N-(quinolin-3-yl)benzamide (CAS 267891-20-3)
- 2-(Pyridin-4-yl)-1-(4-(quinolin-2-ylmethoxy)phenyl)ethan-1-one (CAS 871507-15-2)
- Methyl 4-(4-(3-(pyridin-2-yl)-1H-pyrazol-4-yl)pyridin-2-yl)benzoate (CAS 886444-10-6)
Recommended Standards
- benzyl-(12-bromododecyl)-ether (CAS 95301-49-8)
- 2,2,2-Trifluoro-N-(4-((6-methoxyquinolin-8-yl)amino)pentyl)acetamide (CAS 88755-75-3)
- CCR-11 (CAS 301687-87-6)
- 1-Allylcyclopent-3-en-1-amine (CAS 2110264-05-4)
- 1-(Hexahydro-1(2H)-azocinyl)ethanone (CAS 99875-26-0)
- 2-Amino-4,6-dimethylpyrimidine-5-carboxamide (CAS 16341-62-1)
- Ethyl 4-(4-((1,4-dioxa-8-azaspiro[4.5]Decan-8-yl)methyl)benzoyl)benzoate (CAS 898757-70-5)
- 2-(5-Methylpyridin-2-yl)acetic acid (CAS 848093-05-0)
- 1,3-Dichloroisoquinolin-5-amine (CAS 58142-96-4)
- Palmitoyl Tripeptide-1 TFA salt (CAS 2803375-47-3)
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