4-(4-Methoxy-3-methylphenyl)-2-methylphenol CAS 1255636-23-7
| CAS No. | 1255636-23-7 |
| Molecular Formula | C15H16O2 |
| Molecular Weight | 228.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
4-(4-Methoxy-3-methylphenyl)-2-methylphenol (CAS 1255636-23-7) is a high-purity analytical reference standard with the molecular formula C15H16O2 and a molecular weight of 228.29 g/mol.
Structurally, 4-(4-Methoxy-3-methylphenyl)-2-methylphenol (C15H16O2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system. 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 228.29 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C15H16O2 |
| Molecular Weight | 228.29 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
Related Methoxy Standards
- 1-(4-Methoxy-phenyl)-1,2,3,4-tetrahydro-pyrrolo[1,2-a]pyrazine (CAS 112758-90-4)
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- 2-(2'-Methoxy-[1,1'-biphenyl]-3-yl)ethan-1-ol (CAS 1443349-57-2)
- 2-Methoxy-3-methylpyridine (CAS 19230-59-2)
- 1-Methoxy-2-(4-methoxybenzyl)benzene (CAS 30567-87-4)
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- 1-(4-Methoxy-biphenyl-4-yl)-ethanol (CAS 60992-53-2)
- 2-(2'-Methoxy-[1,1'-biphenyl]-4-yl)ethan-1-ol (CAS 854243-05-3)
Recommended Standards
- tert-Butyl 2-methyl-5-oxo-1,4-diazepane-1-carboxylate (CAS 1255147-73-9)
- (R)-tert-Butyl (1-acetylpyrrolidin-3-yl)carbamate (CAS 1257046-87-9)
- tert-Butyl 8-oxa-2,5-diazaspiro[3.5]nonane-5-carboxylate (CAS 1251020-41-3)
- tert-Butyl 3-(3-hydroxyazetidin-1-yl)azetidine-1-carboxylate (CAS 1257293-86-9)
- 2-(3-Chloro-5-fluorophenyl)butan-2-ol (CAS 1378859-70-1)
- 4-Acetoxybenzyl Acetate (CAS 2937-64-6)
- rac-(1R,2S)-2-(morpholin-4-yl)cyclopropan-1-amine dihydrochloride (CAS 1909287-88-2)
- 2-(Isopropylamino)-1-(1H-pyrrol-2-yl)ethanone (CAS 803618-36-2)
- (4-cyclobutylphenyl)methanamine (CAS 1553955-83-1)
- Mianserin EP Impurity E (CAS 71936-92-0)
- cis-8-Boc-3,8-diazabicyclo[4.2.0]octane (CAS 370881-00-8)
- 1,4-Diisopropoxytetrafluorobenzene (CAS 1309602-61-6)
- tert-Butyl 2-(diethoxyphosphoryl)-2-fluoroacetate (CAS 89099-95-6)
- Semaglutide impurity 215 (CAS CATO-C4X-2226215)
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