2-Iodo-1,3,5-trimethyl-4-(prop-2-yn-1-yl)benzene CAS 131251-57-5
| CAS No. | 131251-57-5 |
| Molecular Formula | C12H13I |
| Molecular Weight | 284.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-Iodo-1,3,5-trimethyl-4-(prop-2-yn-1-yl)benzene (CAS 131251-57-5), a certified reference material (molecular formula C12H13I, MW 284.14 g/mol) for analytical method development and quality control.
Based on its molecular formula C12H13I, 2-Iodo-1,3,5-trimethyl-4-(prop-2-yn-1-yl)benzene contains iodine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 284.14 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).
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.
CATO manufactures 2-Iodo-1,3,5-trimethyl-4-(prop-2-yn-1-yl)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 | C12H13I |
| Molecular Weight | 284.14 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
| Halogen Content | I-containing |
Related Iodo Standards
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Recommended Standards
- 2-[(3,5-Dichlorophenyl)amino]-5,6-dimethylpyrimidin-4(3H)-one (CAS 1306739-46-7)
- 2-((2,4-Dichlorophenyl)amino)-5,6-dimethylpyrimidin-4-ol (CAS 1374509-56-4)
- 4-(2,4-Dichloro-5-methoxyphenoxy)aniline (CAS 125138-50-3)
- 1379811-47-8 6-(Chloromethyl)-N-(3-chloro-4-methylphenyl)-1,3,5-triazine-2,4-diamine MFCD22374949 (CAS 1379811-47-8)
- methyl (3S)-pyrrolidine-3-carboxylate (CAS 216311-60-3)
- [1,2,4]Triazino[4,5-a]indole-1(2H)-thione (CAS 50336-06-6)
- 2-(Cyclohexylamino)benzonitrile (CAS 173316-37-5)
- 1,3-Difluoro-5-(prop-2-yn-1-yloxy)benzene (CAS 457628-50-1)
- methyl 2-hydroxy-2-(pyrazin-2-yl)propanoate (CAS 1343362-63-9)
- 3-Bromo-5-chloro-1-(4-methoxybenzyl)-1H-1,2,4-triazole (CAS 2795110-32-4)
- Methyl (E)-3-(2-iodophenyl)acrylate (CAS 188990-08-1)
- 2-(1-Methyl-2-oxo-1,2-dihydropyrimidin-4-yl)hydrazinecarboxamide (CAS 13085-53-5)
- Azelastine-d3 (CAS 758637-88-6)
- Semaglutide impurity 249 (CAS CATO-C4X-2226249)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com