Methyl 5-(4-tert-butylphenyl)-2-chlorobenzoate CAS 1820705-07-4
| CAS No. | 1820705-07-4 |
| Molecular Formula | C18H19ClO2 |
| Molecular Weight | 302.80 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.
CATO supplies Methyl 5-(4-tert-butylphenyl)-2-chlorobenzoate (CAS 1820705-07-4), a certified reference material (molecular formula C18H19ClO2, MW 302.80 g/mol) for analytical method development and quality control.
Owing to a steroid core, a hydroxyl group, an ether linkage, chlorine substitution, Methyl 5-(4-tert-butylphenyl)-2-chlorobenzoate is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 302.80 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures Methyl 5-(4-tert-butylphenyl)-2-chlorobenzoate 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 | C18H19ClO2 |
| Molecular Weight | 302.80 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | Cl-containing |
Recommended Standards
- Methyl 4-(4-tert-butylphenyl)-2-chlorobenzoate (CAS 1820687-95-3)
- 3-(4-Chloro-3-methylphenyl)-7,7-dimethyl-1,4,5,6,7,8-hexahydrocinnolin-5-one (CAS 190436-31-8)
- 4-(4-Chlorophenyl)-5-(ethylsulfonyl)thiazol-2-amine (CAS 1708179-34-3)
- 1-(4-((4-Chlorophenyl)thio)-1,1-dioxido-2,5-dihydrothiophen-3-yl)ethan-1-one (CAS 339022-63-8)
- 6-Iodohexyl acetate (CAS 77295-58-0)
- 4,4,5,5-Tetramethyl-2-(2-phenylcyclopropyl)-1,3,2-dioxaborolane (CAS 902757-46-4)
- (S)-2-Amino-3-(3,5-dimethylphenyl)propanoic acid (CAS 259726-57-3)
- 5,10-Diphenyl-5,10-dihydrophenazine (CAS 3665-72-3)
- N'-cyclobutyl(tert-butoxy)carbohydrazide (CAS 959137-72-5)
- Olopatadine Impurity 18 (CAS 55453-90-2)
- N-((1-(sec-Butyl)-1H-pyrazol-5-yl)methyl)-1-(2-fluoroethyl)-1H-pyrazol-4-amine hydrochloride (CAS 1856090-82-8)
- Ethyl 2-oxo-1,2-dihydro-1,6-naphthyridine-3-carboxylate (CAS 52816-56-5)
- Methyl 4-(benzyloxy)-5-bromo-2-methoxybenzoate (CAS 1131587-96-6)
- Semaglutide Impurity 151 xTFA (CAS CATO-C4X-2226151)
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