(3,4-Dimethylphenyl)(3-nitrophenyl)methanone CAS 42187-33-7
| CAS No. | 42187-33-7 |
| Molecular Formula | C15H13NO3 |
| Molecular Weight | 255.27 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.
(3,4-Dimethylphenyl)(3-nitrophenyl)methanone (CAS 42187-33-7), molecular formula C15H13NO3 and molecular weight 255.27 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C15H13NO3, (3,4-Dimethylphenyl)(3-nitrophenyl)methanone contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 255.27 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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).
CATO manufactures (3,4-Dimethylphenyl)(3-nitrophenyl)methanone 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 | C15H13NO3 |
| Molecular Weight | 255.27 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 chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1969 |
| Nitrogen Atoms | 1 |
Related Dimethylphenyl Standards
- 1-(3,4-dimethylphenyl)-3-(trifluoromethyl)-1H-pyrazol-5-amine (CAS 1226268-82-1)
- Methyl 2-[(2,3-dimethylphenyl)amino]benzoate (CAS 1222-42-0)
- N-(2,5-Dimethylphenyl)-4-methoxybenzamide (CAS 127291-94-5)
- N-(2,4-Dimethylphenyl)-4-methoxybenzamide (CAS 127291-95-6)
- N-(3,4-Dimethylphenyl)-4-methoxybenzamide (CAS 127291-97-8)
- N-(3,5-Dimethylphenyl)-4-methoxybenzamide (CAS 127291-98-9)
- (E)-2-(((2,5-dimethylphenyl)imino)methyl)-6-methoxyphenol (CAS 303770-09-4)
- (E)-2-(((3,5-dimethylphenyl)imino)methyl)-6-methoxyphenol (CAS 303769-88-2)
Recommended Standards
- (2e)-3-{4-[(pyridin-3-yl)methoxy]phenyl}prop-2-enoic acid (CAS 227104-92-9)
- (4-Aminophenyl)(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)methanone (CAS 210967-24-1)
- (1S,4R)-7-(tert-Butoxycarbonyl)-3-oxo-7-azabicyclo[2.2.1]heptane-1-carboxylic acid (CAS 255897-16-6)
- (E)-3-(5-oxo-2,3-dihydro-1H,5H-pyrido[3,2,1-ij]quinolin-6-yl)acrylic acid (CAS 386715-44-2)
- 1-(Bromomethyl)-2,3-difluoro-5-methylbenzene (CAS 1806333-01-6)
- 4-(trans,trans-4-Butylcyclohexyl)phenyl 4'-propyl-[1,1'-bi(cyclohexane)]-4-carboxylate (CAS 115978-59-1)
- 4'-Formylbiphenyl-3-carbonitrile, >97% (CAS 230647-84-4)
- Bisoprolol Impurity 68 (CAS 325147-81-7)
- 1,3-Bis(triethoxysilyl)benzene (CAS 16067-99-5)
- 1,3-dihydroimidazo[4,5-b]pyrazin-2-one (CAS 16328-63-5)
- 5,5,5-Trifluoro-1-(pyridin-3-yl)pentan-2-one (CAS 1341290-61-6)
- 1346604-35-0 N-Nitroso-3-azabicyclo[3.3.0]octane-d4 (CAS 1346604-35-0)
- 4-(1H-Indol-6-yl)morpholine (CAS 245117-18-4)
- Semaglutide impurity 244(Fmoc-His(Fmoc)-Aib-OH) (CAS CATO-C4X-2226244)
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