2-((6-Chloro-4-methyl-2-oxo-2h-chromen-7-yl)oxy)propanoic acid CAS 301683-08-9
| CAS No. | 301683-08-9 |
| Molecular Formula | C13H11ClO5 |
| Molecular Weight | 282.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 2-((6-Chloro-4-methyl-2-oxo-2h-chromen-7-yl)oxy)propanoic acid 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.
CATO supplies 2-((6-Chloro-4-methyl-2-oxo-2h-chromen-7-yl)oxy)propanoic acid (CAS 301683-08-9), a certified reference material (molecular formula C13H11ClO5, MW 282.68 g/mol) for analytical method development and quality control.
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system, 2-((6-Chloro-4-methyl-2-oxo-2h-chromen-7-yl)oxy)propanoic acid is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 282.68 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).
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 | C13H11ClO5 |
| Molecular Weight | 282.68 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
Related Chloro Standards
- 4-Chloro-1-((4-methoxyphenoxy)methyl)-1h-pyrazole-3-carboxylic acid (CAS 1006444-12-7)
- (E)-5-(2-chloro-3,4-dimethoxystyryl)-1,3,4-oxadiazol-2(3H)-one (CAS 1086376-13-7)
- Ethyl 2-(7-chloro-2,4-dioxo-3,4-dihydroquinazolin-1(2H)-yl)acetate (CAS 112733-45-6)
- 6-Chloro-7-isopropoxy-2-oxo-2H-chromene-3-carboxylic acid (CAS 1352512-64-1)
- 7-Chloro-5-morpholinoimidazo[1,2-c]pyrimidine-2-carboxylic acid (CAS 1639974-72-3)
- Methyl 6-chloro-2-(2-methoxy-2-oxoethyl)-1H-pyrrolo[2,3-b]pyridine-3-carboxylate (CAS 1704065-79-1)
- 5-Chloro-2,6-dimethoxy-4-methyl-8-nitroquinoline (CAS 189746-21-2)
- [(6-Chloro-3,4-dimethyl-2-oxo-2H-chromen-7-yl)oxy]acetic acid (CAS 884497-67-0)
Recommended Standards
- 2-((6-Chloro-4-ethyl-2-oxo-2h-chromen-7-yl)oxy)acetic acid (CAS 690682-01-0)
- 2-(6-Chloro-7-methoxy-4-methyl-2-oxo-2H-chromen-3-yl)acetic acid (CAS 919727-59-6)
- 3-(4-(4-Chlorophenyl)-2,5-dioxoimidazolidin-4-yl)propanoic acid (CAS 30741-76-5)
- (E)-Caffeoyl chloride diacetate (CAS 98631-72-2)
- Gusperimus Trihydrochloride (CAS 85468-01-5)
- 2-(Tert-butylamino)-N-(3,5-difluorophenyl)acetamide (CAS 1090033-18-3)
- 2-[3-(trifluoromethyl)-1H-1,2,4-triazol-1-yl]acetic acid (CAS 1557626-89-7)
- 4-((4-Ethoxy-2-nitrophenyl)amino)-4-oxobut-2-enoic acid (CAS 314258-01-0)
- 3-Acetamido-4-(trimethylammonio)butanoate (CAS 98855-43-7)
- 5',6',7',8'-tetrahydro-3'H-spiro[cyclohexane-1,2'-quinazolin]-4'(4a'H)-one (CAS CATO-C4X-144915)
- 1-(O-tolyl)pentan-1-one (CAS 20359-56-2)
- 6-Bromo-2,3,4,5-tetrahydro-1H-benzo[d]azepine (CAS 1379378-74-1)
- 5,5-Dimethylpiperidine-2-carboxylic acid (CAS 676355-70-7)
- Semaglutide impurity 75 (CAS CATO-C4X-222675)
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