4-(Pyridin-2-yloxy)benzaldehyde CAS 194017-69-1
| CAS No. | 194017-69-1 |
| Molecular Formula | C12H9NO2 |
| Molecular Weight | 199.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-(Pyridin-2-yloxy)benzaldehyde (CAS 194017-69-1), a certified reference material (molecular formula C12H9NO2, MW 199.21 g/mol) for analytical method development and quality control.
Structurally, 4-(Pyridin-2-yloxy)benzaldehyde (C12H9NO2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 9.0, corresponding to approximately 9 ring(s) or double-bond equivalent(s). With a molecular weight of 199.21 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 4-(Pyridin-2-yloxy)benzaldehyde 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 | C12H9NO2 |
| Molecular Weight | 199.21 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2012 |
| Nitrogen Atoms | 1 |
Related Pyridin Standards
- N-(Pyridin-4-yl)pyridine-2-carboxamide (CAS 1089198-59-3)
- N-(pyridin-2-yl)nicotinamide (CAS 13160-07-1)
- 2-Pyridin-4-ylbenzoic acid (CAS 133362-99-9)
- 2-(Pyridin-3-yl)benzoic acid (CAS 134363-45-4)
- 3-(Pyridin-2-yloxy)benzaldehyde (CAS 137386-78-8)
- 2-(Pyridin-2-yloxy)benzaldehyde (CAS 141580-71-4)
- 5-(Pyridin-4-yl)-2,3-diazabicyclo[4.2.0]octa-1,5-dien-4-one (CAS 1447607-59-1)
- 1-(Pyridin-2-yl)-2-(pyrimidin-2-yl)ethanone (CAS 73569-08-1)
Recommended Standards
- ethyl 3-(methoxymethyl)-1-methyl-1H-1,2,4-triazole-5-carboxylate (CAS 1909316-09-1)
- 4-Amino-2-phenylpyrimidine-5-carbaldehyde (CAS 19674-66-9)
- methyl 4-oxo-3H,4H-pyrrolo[2,1-f][1,2,4]triazine-7-carboxylate (CAS 1909305-94-7)
- (2e)-3-(Quinolin-6-yl)prop-2-enoic acid (CAS 754190-68-6)
- tert-Butyl 7-(bromomethyl)-3,4-dihydroisoquinoline-2(1H)-carboxylate (CAS 1158756-43-4)
- 8-Bromo-1,3,7-trimethylxanthine (CAS 10381-82-5)
- n-(4-Hydroxyphenyl)-4-iodobenzenesulfonamide (CAS 794552-86-6)
- 3-Methyldibenzothiophene (CAS 16587-52-3)
- Stattic (CAS 19983-44-9)
- 6-Amino-N-(3-chloro-1H-indol-7-yl)pyridine-3-sulfonamide (CAS 165668-55-3)
- B-Trichloroborazine, min. 95% (CAS 933-18-6)
- Iriflophenone (CAS 52591-10-3)
- N-(Pyrrolidin-2-ylmethyl)-[3,4'-bipyridin]-5-amine (CAS 821784-79-6)
- [pGlu] Semaglutide (CAS CATO-C4X-2226288)
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