2-Chloro-1-(2,3-dihydrobenzofuran-5-yl)ethanone CAS 64089-34-5
| CAS No. | 64089-34-5 |
| Molecular Formula | C10H9ClO2 |
| Molecular Weight | 196.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 2-Chloro-1-(2,3-dihydrobenzofuran-5-yl)ethanone 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.
CATO supplies 2-Chloro-1-(2,3-dihydrobenzofuran-5-yl)ethanone (CAS 64089-34-5), a certified reference material (molecular formula C10H9ClO2, MW 196.63 g/mol) for analytical method development and quality control.
Based on its molecular formula C10H9ClO2, 2-Chloro-1-(2,3-dihydrobenzofuran-5-yl)ethanone contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 196.63 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).
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 | C10H9ClO2 |
| Molecular Weight | 196.63 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, 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1975 |
| Halogen Content | Cl-containing |
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Recommended Standards
- 2-Chloro-1-(2,3-dihydrobenzofuran-4-yl)ethanone (CAS 364380-03-0)
- 2-chloro-3,3,5-trimethyl-2,3-dihydro-1,2-oxaphosphole 2-sulfide (CAS 6303-19-1)
- 2-{5-chloro-1H-pyrrolo[2,3-b]pyridin-2-yl}ethan-1-ol (CAS 2126177-41-9)
- 2-Chloro-3,6-dimethyl-6,7-dihydro-5H-pyrrolo[3,4-b]pyridin-5-one (CAS 2102325-48-2)
- 3-Cyclopropyl-4-iodo-1-methyl-1H-pyrazole-5-carbonitrile (CAS 1354706-01-6)
- Aminoethyl Desmethoxy Fluvoxamine-D4 N-nitroso (CAS CATO-C4X-195150)
- 2-(1-(3-Chlorophenyl)-4,4-difluorocyclohexyl)acetic acid (CAS 2251053-46-8)
- methyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrrole-2-carboxylate (CAS 1198605-53-6)
- 5-ethyl-1-[3-(trifluoromethyl)phenyl]-1H-pyrazole-4-carboxylic acid (CAS 1152881-59-8)
- 2-(3-(Methylamino)azetidin-1-yl)ethanol bis(2,2,2-trifluoroacetate) (CAS 1956328-03-2)
- 301681-48-1 bis(triethylammonium)-ebd (CAS 301681-48-1)
- 2-(Decyloxy)isoindoline-1,3-dione (CAS 1621487-67-9)
- 4-Bromo-5-chloro-2,8-dimethylquinoline (CAS 1070879-67-2)
- Semaglutide Impurity 9 (CAS CATO-C4X-22269)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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