4-((4-Chlorobenzyl)oxy)-3-ethoxy-5-iodobenzoic acid CAS 1706449-78-6
| CAS No. | 1706449-78-6 |
| Molecular Formula | C16H14ClIO4 |
| Molecular Weight | 432.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 4-((4-Chlorobenzyl)oxy)-3-ethoxy-5-iodobenzoic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
4-((4-Chlorobenzyl)oxy)-3-ethoxy-5-iodobenzoic acid (CAS 1706449-78-6), molecular formula C16H14ClIO4 and molecular weight 432.64 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a flavonoid core, a hydroxyl group, an ether linkage, chlorine/iodine substitution, 4-((4-Chlorobenzyl)oxy)-3-ethoxy-5-iodobenzoic acid is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 432.64 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C16H14ClIO4 |
| Molecular Weight | 432.64 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| 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.) | 1994 |
| Halogen Content | Cl/I-containing |
Related Chlorobenzyl Standards
- N-(4-chlorobenzyl)-1-((2,2-difluorobenzo[d][1,3]dioxol-5-yl)methyl)-2-oxo-1,2-dihydropyridine-3-carboxamide (CAS 400083-05-8)
- 3-(3-(3-((2-Chlorobenzyl)oxy)phenyl)-2-cyanoacrylamido)benzoic acid (CAS 380567-38-4)
- N-(2-Chlorobenzyl)-2-((6-((2-chlorobenzyl)amino)pyrimidin-4-yl)thio)acetamide (CAS 1116006-62-2)
- N-(4-Chlorobenzyl)-2-((6-((2-chlorobenzyl)amino)pyrimidin-4-yl)thio)acetamide (CAS 1251699-02-1)
- 1-(4-Chlorobenzyl)-2-oxo-N-(3-phenylpropyl)-1,2-dihydro-1,8-naphthyridine-3-carboxamide (CAS 1005291-55-3)
- 4-(5-((3-Chlorobenzyl)thio)-4-methyl-4H-1,2,4-triazol-3-yl)-2-(4-chlorophenyl)thiazole (CAS 338760-90-0)
- 2-((4-Chlorobenzyl)thio)-5-((2,6-dichlorobenzyl)thio)-1,3,4-thiadiazole (CAS 476484-58-9)
- 3-(3-Chlorobenzyl)-6-((3-(p-tolyl)-1,2,4-oxadiazol-5-yl)methyl)-3,6-dihydro-7H-[1,2,3]triazolo[4,5-d]pyrimidin-7-one (CAS 1223863-76-0)
Recommended Standards
- N1-(4-Hydroxyphenyl)-N1-octadecyloxalamide (CAS 166890-65-9)
- (24R)-Hydroxycalcitriol (CAS 56142-94-0)
- Di-tert-Butyl 3,3'-(disulfanediylbis(methylene))bis(pyrrolidine-1-carboxylate) (CAS 1417793-09-9)
- (4R)-Methyl 4-((3R,5R,8R,10S,13R,14S,17R)-3-acetoxy-10,13-dimethylhexadecahydro-1H-cyclopenta[a]phenanthren-17-yl)pentanoate (CAS 3253-69-8)
- 2-Isopropyl-3H-imidazo[4,5-b]pyridine-5-carboxylic acid (CAS 1352911-84-2)
- 6-Amino-2,3-dihydro-1,2-benzothiazol-3-one (CAS 148193-37-7)
- 2,4-Dimethyl-3-phenylpentanoic acid (CAS 1506943-43-6)
- (R)-1-(4-Fluorophenyl)-N-methylethanamine (CAS 672906-68-2)
- 25436-74-2 1,1,1,3,3,3-Hexaethyl-2-(triethylsilyl)trisilan-2-yl DTXSID70746448 (CAS 25436-74-2)
- 1,3-Dihydro-1-[3-[2-(1-pyrrolidinyl)ethoxy]phenyl]-3-[[3-(trifluoromethyl)phenyl]imino]-2H-indol-2-one (CAS 903878-06-8)
- 3-(cyclopentylformamido)butanoic acid (CAS 1099132-22-5)
- Methyl 2-amino-5-fluoroisonicotinate (CAS 1380331-29-2)
- 6-Fluoro-5-nitroisoquinoline (CAS 918490-54-7)
- D-[Ser]11-Semaglutide (CAS CATO-CPTD788629)
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