2-Chloro-4-(3,5-dimethoxyphenyl)-1-butene CAS 951891-45-5
| CAS No. | 951891-45-5 |
| Molecular Formula | C12H15ClO2 |
| Molecular Weight | 226.70 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 2-Chloro-4-(3,5-dimethoxyphenyl)-1-butene (C12H15ClO2) contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 226.70 g/mol, it falls into the medium-molecular-weight range. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
2-Chloro-4-(3,5-dimethoxyphenyl)-1-butene (CAS 951891-45-5) is a high-purity analytical reference standard with the molecular formula C12H15ClO2 and a molecular weight of 226.70 g/mol.
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.
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 | C12H15ClO2 |
| Molecular Weight | 226.70 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
Related Chloro Standards
- 3-Chloro-4-(pentyloxy)benzaldehyde (CAS 100388-69-0)
- 1-(3-Chloro-6-hydroxy-2,4-dimethylphenyl)butan-1-one (CAS 100388-73-6)
- 4-Chloro-3-(1-methylethyl)-benzoic acid ethyl ester (CAS 1008529-62-1)
- 4-[(6-Chloro-2-methylpyridin-3-yl)methyl]morpholine (CAS 1093879-97-0)
- [5-chloro-2-(cyclopentyloxy)phenyl]methanol (CAS 1152554-39-6)
- 3-Chloro-4-(3-methylmorpholin-4-yl)aniline (CAS 1156820-04-0)
- 1-(3-Chloro-4-propoxyphenyl)propan-1-one (CAS 1159695-98-3)
- 2-Chloro-1-(2-ethoxy-5-methylphenyl)propan-1-one (CAS 1175748-69-2)
Recommended Standards
- 2-Chloro-4-(2,5-dimethoxyphenyl)-1-butene (CAS 951891-15-9)
- 2-Chloro-n-{[4-(dimethylamino)phenyl]methyl}acetamide (CAS 57678-38-3)
- 2-Chloro-4-(2,3-dimethoxyphenyl)-1-butene (CAS 951890-97-4)
- 3-(4-Methoxyphenyl)-2,2-dimethylpropionoyl chloride (CAS 1989991-38-9)
- 3,9-Dichloro-6-(9H-fluoren-2-yl)-5H-dibenzo[c,e]azepine-5,7(6H)-dione (CAS 25698-59-3)
- 4-Methoxy-6-methyl-5,6-dihydro-2H-pyran-2-one (CAS 3791-79-5)
- 2'-Oxo-1',2',5,7-tetrahydrospiro[cyclopenta[b]pyridine-6,3'-pyrrolo[2,3-b]pyridine]-3-carboxylic acid (CAS 1486481-91-7)
- 1-(Pyrimidin-4-yl)-N-(o-tolyl)-1H-benzo[d]imidazol-2-amine (CAS 919084-07-4)
- 2-(4-Acetamidophenyl)-5,5-dimethylthiazolidine-4-carboxylic acid (CAS 1213989-74-2)
- 3-(Boc-amino)-2-butanol (CAS 752135-63-0)
- Trimebutine EP Impurity A（HCl） (CAS 60577-23-3)
- 5-Amino-6-(tert-butoxy)pyridin-2-ol (CAS 1094858-73-7)
- Tert-butyl 3-oxo-3-(p-tolyl)propanoate (CAS 122334-39-8)
- TRAF6 Control Peptide trifluoroacetate salt (CAS 852690-80-3)
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