1-Methyl-3-(phenylethynyl)benzene CAS 14635-91-7
| CAS No. | 14635-91-7 |
| Molecular Formula | C15H12 |
| Molecular Weight | 192.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 192.26 g/mol gives 1-Methyl-3-(phenylethynyl)benzene distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
1-Methyl-3-(phenylethynyl)benzene (CAS 14635-91-7), molecular formula C15H12 and molecular weight 192.26 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 1-Methyl-3-(phenylethynyl)benzene (C15H12) contains a polycyclic aromatic system. 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 192.26 g/mol, it falls into the medium-molecular-weight range. 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.
CATO manufactures 1-Methyl-3-(phenylethynyl)benzene 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 | C15H12 |
| Molecular Weight | 192.26 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | 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.) | 1961 |
Related Methyl Standards
- 1-Methyl-2-(phenylethynyl)benzene (CAS 14309-60-5)
- 1-Methyl-4-(phenylethynyl)benzene (CAS 3287-02-3)
- 5-Methyl-2-(phenylethynyl)pyridine (CAS 124300-38-5)
- 2-(Phenylethynyl)aniline (CAS 13141-38-3)
- 4-(Phenylethynyl)aniline (CAS 1849-25-8)
- 3-(Phenylethynyl)aniline (CAS 51624-44-3)
- 2-Methyl-6-(2-phenylethynyl)pyridine (CAS 96206-92-7)
- 4-(Phenylethynyl)phenol (CAS 1849-26-9)
Recommended Standards
- 4-(4-Methylpiperazin-1-yl)pyridin-3-amine (CAS 14549-59-8)
- 2-(Cyclohexyloxy)pyridin-3-amine (CAS 147143-56-4)
- 2-Ethynyl-2'-methyl-1,1'-biphenyl (CAS 1449574-70-2)
- 3-(Pyridin-4-ylmethyl)piperidin-3-ol (CAS 1482133-46-9)
- Methyl(pyrimidin-5-ylmethyl)amine (CAS 497818-07-2)
- 5-Amino-3-(2-methoxyethyl)benzo[d]oxazol-2(3h)-one (CAS 1018630-53-9)
- (S)-4-bromo-6-fluoro-2,3-dihydro-1H-inden-1-amine (CAS 1213623-19-8)
- 4-Bromocoumarin, 97% (CAS 938-40-9)
- 1-(2-Cyanophenyl)-N-ethylmethanesulfonamide (CAS 27350-14-7)
- 1-(4-fluorophenyl)-3-[5-(4-nitrophenyl)-2-furyl]prop-2-en-1-one (CAS 153853-36-2)
- 2-(2-Methyl-1H-imidazol-1-yl)aniline (CAS 26286-55-5)
- N-(3-Aminopropyl)imidodicarbonimidic diamide (CAS 133029-31-9)
- [4-(difluoromethoxy)-3-ethoxyphenyl]methanol (CAS 773868-64-7)
- Delicious Peptide (bovine) (CAS 73984-05-1)
Why CATO?
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