(1R,2S)-2-(2-(2-nitrophenyl)-2-oxoethyl)cyclohexane-1-carboxylic acid CAS 735275-01-1
| CAS No. | 735275-01-1 |
| Molecular Formula | C15H17NO5 |
| Molecular Weight | 291.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 291.30 g/mol gives (1R,2S)-2-(2-(2-nitrophenyl)-2-oxoethyl)cyclohexane-1-carboxylic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
(1R,2S)-2-(2-(2-nitrophenyl)-2-oxoethyl)cyclohexane-1-carboxylic acid (CAS 735275-01-1), molecular formula C15H17NO5 and molecular weight 291.30 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, (1R,2S)-2-(2-(2-nitrophenyl)-2-oxoethyl)cyclohexane-1-carboxylic acid (C15H17NO5) contains a flavonoid core, 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 291.30 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.
As a certified reference material (CRM), (1R,2S)-2-(2-(2-nitrophenyl)-2-oxoethyl)cyclohexane-1-carboxylic acid 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 | C15H17NO5 |
| Molecular Weight | 291.30 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Nitrogen Atoms | 1 |
Recommended Standards
- (1R,2R)-2-(2-(4-nitrophenyl)-2-oxoethyl)cyclohexane-1-carboxylic acid (CAS 735274-68-7)
- (1R,2S)-2-(2-(4-nitrophenyl)-2-oxoethyl)cyclohexane-1-carboxylic acid (CAS 735275-03-3)
- (1R,2R)-2-(2-(3-nitrophenyl)-2-oxoethyl)cyclohexane-1-carboxylic acid (CAS 735274-67-6)
- (1R,3S)-3-(2-(4-nitrophenyl)-2-oxoethyl)cyclohexane-1-carboxylic acid (CAS 735275-45-3)
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