5-((4-Formylphenyl)ethynyl)isophthalaldehyde CAS 263746-71-0
| CAS No. | 263746-71-0 |
| Molecular Formula | C17H10O3 |
| Molecular Weight | 262.26 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 5-((4-Formylphenyl)ethynyl)isophthalaldehyde (CAS 263746-71-0), a certified reference material (molecular formula C17H10O3, MW 262.26 g/mol) for analytical method development and quality control.
Structurally, 5-((4-Formylphenyl)ethynyl)isophthalaldehyde (C17H10O3) contains a steroid core, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 13.0, corresponding to approximately 13 ring(s) or double-bond equivalent(s). With a molecular weight of 262.26 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures 5-((4-Formylphenyl)ethynyl)isophthalaldehyde 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 | C17H10O3 |
| Molecular Weight | 262.26 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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 |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
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Recommended Standards
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- (E)-4-(3-(3-Bromophenyl)-3-oxoprop-1-en-1-yl)benzoic acid (CAS 2651958-62-0)
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