7-(3,5-Dihydro-2H-benzo[e][1,4]dioxepin-3-yl)-6-phenyl-7H-purine CAS 918304-48-0
| CAS No. | 918304-48-0 |
| Molecular Formula | C20H16N4O2 |
| Molecular Weight | 344.37 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.
7-(3,5-Dihydro-2H-benzo[e][1,4]dioxepin-3-yl)-6-phenyl-7H-purine (CAS 918304-48-0) is a high-purity analytical reference standard with the molecular formula C20H16N4O2 and a molecular weight of 344.37 g/mol.
Owing to a steroid core, an amide group, a hydroxyl group, an ether linkage, 7-(3,5-Dihydro-2H-benzo[e][1,4]dioxepin-3-yl)-6-phenyl-7H-purine is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 344.37 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures 7-(3,5-Dihydro-2H-benzo[e][1,4]dioxepin-3-yl)-6-phenyl-7H-purine 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 | C20H16N4O2 |
| Molecular Weight | 344.37 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 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 4 |
Related Dihydro Standards
- 9-(3,5-Dihydro-2H-benzo[e][1,4]dioxepin-3-yl)-6-phenyl-9H-purine (CAS 918304-40-2)
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- 12,13-Dihydro-5H-indolo[2,3-a]pyrrolo[3,4-c]carbazole-5,7(6H)-dione (CAS 118458-54-1)
- 898749-84-3 Ethyl 8-{3-[(2,5-dihydro-1H-pyrrol-1-yl)methyl]phenyl}-8-oxooctanoate DTXSID20643519 (CAS 898749-84-3)
- 2-(2,3-Dihydro-1H-indene-5-carbonyl)-N-(furan-2-ylmethyl)benzamide (CAS 866132-91-4)
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Recommended Standards
- 5-[3-aminopropyl(methyl)amino]-2-(2,6-dioxo-3-piperidyl)isoindoline-1,3-dione (CAS 2703764-23-0)
- 5-[2-aminopropyl(methyl)amino]-2-(2,6-dioxo-3-piperidyl)isoindoline-1,3-dione (CAS 2703766-16-7)
- Ethyl 4-(3-formyl-9-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-2-yl)piperazine-1-carboxylate (CAS 850159-68-1)
- 5-[2-aminoethyl(ethyl)amino]-2-(2,6-dioxo-3-piperidyl)isoindoline-1,3-dione (CAS 2703762-14-3)
- Tert-butyl (4-(aminomethyl)-4-fluorocyclohexyl)carbamate (CAS 1374654-53-1)
- (S,R,S)-AHPC-CO-PEG5-C2-amine HCl (CAS 2375432-97-4)
- 4-Aminopiperidine-2,6-dione (CAS 131052-72-7)
- Ethyl 2-amino-3,6-difluorobenzoate (CAS 1183263-18-4)
- 3-(Methylamino)-4-nitrophenol (CAS 14703-79-8)
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- 2-Chloro-5-(2,5-dichlorophenylcarbamoyl)benzeneboronic acid (CAS 1449132-57-3)
- Tau Peptide (298-312) trifluoroacetate salt (CAS 330456-47-8)
Why CATO?
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