1-(1-(4-Nitrophenyl)-3a',4',8',8a'-tetrahydrospiro[piperidine-4,6'-[1,3]dioxepino[5,6-d]isoxazol]-3'-yl)ethan-1-one CAS 339098-72-5
| CAS No. | 339098-72-5 |
| Molecular Formula | C18H21N3O6 |
| Molecular Weight | 375.38 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.
1-(1-(4-Nitrophenyl)-3a',4',8',8a'-tetrahydrospiro[piperidine-4,6'-[1,3]dioxepino[5,6-d]isoxazol]-3'-yl)ethan-1-one (CAS 339098-72-5), molecular formula C18H21N3O6 and molecular weight 375.38 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 1-(1-(4-Nitrophenyl)-3a',4',8',8a'-tetrahydrospiro[piperidine-4,6'-[1,3]dioxepino[5,6-d]isoxazol]-3'-yl)ethan-1-one (C18H21N3O6) contains a flavonoid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 375.38 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
CATO manufactures 1-(1-(4-Nitrophenyl)-3a',4',8',8a'-tetrahydrospiro[piperidine-4,6'-[1,3]dioxepino[5,6-d]isoxazol]-3'-yl)ethan-1-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 | C18H21N3O6 |
| Molecular Weight | 375.38 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
Related Nitrophenyl Standards
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Recommended Standards
- (E)-4-((2-((2-isonicotinoylhydrazono)methyl)phenoxy)methyl)benzoic acid (CAS 354561-77-6)
- 18,19-Dimethoxy-12-oxo-4,5,9,13-tetraazapentacyclo[11.8.0.0^{3,11}.0^{4,8}.0^{16,21}]henicosa-3(11),5,7,9,16(21),17,19-heptaene-7-carbonitrile (CAS 685107-18-0)
- 4-(3-(5-Amino-2-(furan-2-yl)-7H-pyrazolo[4,3-e][1,2,4]triazolo[1,5-c]pyrimidin-7-yl)propyl)phenol (CAS 188112-92-7)
- 1-Allyl-N-(furan-2-ylmethyl)-2-imino-5-oxo-2,5-dihydro-1H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide (CAS 510761-25-8)
- 1-([1,1'-Biphenyl]-4-yl)-3-((5-chloro-2-methoxyphenyl)amino)propan-1-one (CAS 883794-48-7)
- (3S,4S)-3-(Boc-amino)-4-methylpiperidine (CAS 250275-21-9)
- 2-(4-Bromobenzo[d]oxazol-2-yl)acetic acid (CAS 1804454-83-8)
- 4-(Aminomethyl)bicyclo[2.1.1]hexan-1-ol (CAS 2770346-01-3)
- (2E)-3-(3-chloro-4-methylphenyl)acrylic acid (CAS 58537-08-9)
- Ethyl 1-(3-oxobutanoyl)piperidine-4-carboxylate (CAS 331713-79-2)
- Galanthamine Impurity 38（Benzgalantamine） (CAS 224169-27-1)
- Potassium azide (CAS 20762-60-1)
- 5-Amino-1-(4-bromophenyl)-1H-pyrazole-4-carbohydrazide 5769AH 618070-68-1 C10H10BrN5O (CAS 618070-68-1)
- Neuropeptide GE (CAS 134748-04-2)
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