5-Methoxy-3-(3-methoxy-4-nitrophenyl)-1,3,4-oxadiazol-2(3H)-one CAS 648917-66-2
| CAS No. | 648917-66-2 |
| Molecular Formula | C10H9N3O6 |
| Molecular Weight | 267.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 5-Methoxy-3-(3-methoxy-4-nitrophenyl)-1,3,4-oxadiazol-2(3H)-one.
5-Methoxy-3-(3-methoxy-4-nitrophenyl)-1,3,4-oxadiazol-2(3H)-one (CAS 648917-66-2) is a high-purity analytical reference standard with the molecular formula C10H9N3O6 and a molecular weight of 267.19 g/mol.
Structurally, 5-Methoxy-3-(3-methoxy-4-nitrophenyl)-1,3,4-oxadiazol-2(3H)-one (C10H9N3O6) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 267.19 g/mol, it falls into the medium-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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-Methoxy-3-(3-methoxy-4-nitrophenyl)-1,3,4-oxadiazol-2(3H)-one 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 | C10H9N3O6 |
| Molecular Weight | 267.19 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 3 |
Related Methoxy Standards
- (6-Methoxy-4-(trifluoromethyl)pyridin-2-ylsulfanyl)acetic acid (CAS 1053657-58-1)
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- Ethyl 3-(4-methoxy-3-nitrophenyl)-3-oxopropanoate (CAS 169739-78-0)
- 4'-Methoxy-2-(trifluoromethyl)biphenyl-4-amine (CAS 1044209-50-8)
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- Methyl 2-[(2-methoxy-3,4-dioxocyclobut-1-en-1-yl)amino]thiophene-3-carboxylate (CAS 1858251-73-6)
- (2Z)-2-[(4-methoxy-2-nitrophenyl)imino]-1,3-thiazolidin-4-one (CAS 692278-76-5)
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Recommended Standards
- 4-(2,6-Difluorobenzamido)-1H-pyrazole-3-carboxylic acid (CAS 825618-95-9)
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- 3-bromo-1-methyl-6-methylsulfanyl-pyrazolo[3,4-d]pyrimidine (CAS 508220-96-0)
- 4834-98-4 Dodecanedioyl dichloride DTXSID40369805 (CAS 4834-98-4)
- 3-Chloro-6-methylpyridazin-4-ol (CAS 22390-52-9)
- 2,3-Dimethyl-N-(thiophen-3-ylmethyl)cyclohexan-1-amine (CAS 1217631-06-5)
- 2-((2-(Pyrrolidin-1-yl)ethyl)thio)-4-(trifluoromethyl)-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyridine-3-carbonitrile (CAS 626221-63-4)
- 1,7-Naphthyridin-4(1H)-one (CAS 60122-51-2)
- 2,5-Diethoxycyclohexa-2,5-diene-1,4-dione (CAS 20765-04-2)
- 5-(P-tolyl)-1-(3-(trifluoromethyl)phenyl)-1H-imidazole-2-thiol (CAS 1105189-12-5)
- [(4-Chloro-2-fluorophenyl)methyl]boronic acid (CAS 2246683-95-2)
- (S)-3-Benzyl 4-methyl 2,2-dimethyloxazolidine-3,4-dicarboxylate (CAS 117833-99-5)
- 5-Aminopicolinaldehyde (CAS 1060804-21-8)
- Neuropeptide Y, porcine (CAS 82785-45-3)
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