1234351-74-6 (2Z)-2-(2-Chlorobenzylidene)-6-hydroxy-1-benzofuran-3(2H)-one MFCD04065083 CAS 1234351-74-6
| CAS No. | 1234351-74-6 |
| Molecular Formula | C15H9ClO3 |
| Molecular Weight | 272.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 1234351-74-6 (2Z)-2-(2-Chlorobenzylidene)-6-hydroxy-1-benzofuran-3(2H)-one MFCD04065083 (C15H9ClO3) contains a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, a polycyclic aromatic system. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 272.68 g/mol, it falls into the medium-molecular-weight range. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
1234351-74-6 (2Z)-2-(2-Chlorobenzylidene)-6-hydroxy-1-benzofuran-3(2H)-one MFCD04065083 (CAS 1234351-74-6), molecular formula C15H9ClO3 and molecular weight 272.68 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 1234351-74-6 (2Z)-2-(2-Chlorobenzylidene)-6-hydroxy-1-benzofuran-3(2H)-one MFCD04065083 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.
Physical & Chemical Properties
| Molecular Formula | C15H9ClO3 |
| Molecular Weight | 272.68 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 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Halogen Content | Cl-containing |
Related Z Standards
- 1234351-77-9 (2Z)-2-(3-Chlorobenzylidene)-6-hydroxy-1-benzofuran-3(2H)-one MFCD04187695 (CAS 1234351-77-9)
- (2Z)-2-(4-Chlorobenzylidene)-6-hydroxy-1-benzofuran-3(2H)-one (CAS 139276-14-5)
- 2-(2-Chlorobenzylidene)-6-hydroxybenzofuran-3(2h)-one (CAS 623122-66-7)
- 2-(3-Chlorobenzylidene)-6-hydroxybenzofuran-3(2h)-one (CAS 620545-89-3)
- 3-(4-Chlorobenzylidene)-5-fluoro-1,3-dihydro-2H-indol-2-one (CAS 1993572-15-8)
- (E)-2-(4-chlorobenzylidene)-N-phenylhydrazine-1-carboxamide (CAS 93535-29-6)
- (E)-2-(4-Chlorobenzylidene)-5-methylbenzofuran-3(2H)-one (CAS 61976-56-5)
- (E)-3-(4-Chlorobenzylidene)chroman-4-one (CAS 62174-08-7)
Recommended Standards
- 2-(Boc-amino)-6-chloronicotinic Acid (CAS 1224194-44-8)
- 6-Chloro-3-phenyl-1-benzofuran-2-carboxylic acid (CAS 1208402-13-4)
- 2-((tert-Butoxycarbonyl)amino)-5-chloroisonicotinic acid (CAS 1260664-53-6)
- 6-((tert-Butoxycarbonyl)amino)-4-chloropicolinic acid (CAS 1060801-16-2)
- 4,6-Dimethylpicolinic acid (CAS 18088-10-3)
- 3-Isobutyl-1,3-dimethylindolin-2-one (CAS 803739-20-0)
- N-Butyl-4-(quinoxalin-6-yl)butan-1-amine (CAS 59320-09-1)
- Methyl 9-aminononanoate (CAS 4088-26-0)
- 2,5-Dioxopyrrolidin-1-yl 3,4-dimethylbenzoate (CAS 541527-97-3)
- 7H-Pyrrolo[2,3-d]pyrimidin-5-carboxamide; 1H-Pyrrolo[2,3-d]pyrimidin-5-carboxamide (CAS 454685-89-3)
- N-hydroxy-2-(5-methyl-3-(trifluoromethyl)-1H-pyrazol-1-yl)acetimidamide (CAS 1006354-87-5)
- 2-(6-Chloro-4-(trifluoromethyl)-pyridin-2-ylamino)ethanol (CAS 1089330-40-4)
- Tert-butyl 1-(hydroxymethyl)-3,9-diazaspiro[5.5]Undecane-3-carboxylate hydrochloride (CAS 1823562-19-1)
- Dendroaspis Natriuretic Peptide (CAS 255721-52-9)
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