1-(2-Methyl-3-nitrophenyl)ethan-1-one CAS 75473-11-9
| CAS No. | 75473-11-9 |
| Molecular Formula | C9H9NO3 |
| Molecular Weight | 179.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 1-(2-Methyl-3-nitrophenyl)ethan-1-one 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.
CATO supplies 1-(2-Methyl-3-nitrophenyl)ethan-1-one (CAS 75473-11-9), a certified reference material (molecular formula C9H9NO3, MW 179.17 g/mol) for analytical method development and quality control.
Based on its molecular formula C9H9NO3, 1-(2-Methyl-3-nitrophenyl)ethan-1-one contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 179.17 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C9H9NO3 |
| Molecular Weight | 179.17 g/mol |
| Appearance | Off-white to pale 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1978 |
| Nitrogen Atoms | 1 |
Related Methyl Standards
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Recommended Standards
- 1-(2-Hydroxyphenyl)-2-nitropropene (CAS 86029-73-4)
- 1-(2-Methyl-4-nitrophenyl)ethanone (CAS 77344-68-4)
- 1-(2,3-Difluorophenyl)cyclopropanecarbonitrile (CAS 913720-09-9)
- 1-(2-methyl-6-nitrophenyl)ethan-1-one (CAS 4127-55-3)
- 4-(3-Bromophenyl)dihydro-2h-pyran-2,6(3h)-dione (CAS 232595-93-6)
- tert-Butyl ((1-(2-aminoethyl)piperidin-2-yl)methyl)(methyl)carbamate (CAS 1353952-67-6)
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- (S)-(-)-4’-Hydroxyphenyl Carvedilol (CAS 1217853-93-4)
- Lusutrombopag Impurity 67 (CAS CATO-C4X-208467)
- 4-Ethylhex-1-ene (CAS 16746-85-3)
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- Tirzepatide (CAS 2023788-19-2)
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