4-(4-Methoxystyryl)pyridine CAS 722-21-4
| CAS No. | 722-21-4 |
| Molecular Formula | C14H13NO |
| Molecular Weight | 211.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 4-(4-Methoxystyryl)pyridine.
4-(4-Methoxystyryl)pyridine (CAS 722-21-4), molecular formula C14H13NO and molecular weight 211.26 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 4-(4-Methoxystyryl)pyridine (C14H13NO) contains a nitrogen-containing heterocyclic scaffold, 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 211.26 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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), 4-(4-Methoxystyryl)pyridine 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 | C14H13NO |
| Molecular Weight | 211.26 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | 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.) | 1957 |
| Nitrogen Atoms | 1 |
Related Methoxystyryl Standards
- (E)-2-(3-Methoxystyryl)pyridine (CAS 5847-73-4)
- (E)-4-(4-Methoxystyryl)pyridine (CAS 46739-60-0)
- 5-(2-Methoxystyryl)-3-methyl-1,2,4-oxadiazole (CAS 883793-69-9)
- (E)-2-(4-Methoxystyryl)tetrahydrofuran (CAS 175288-94-5)
- 4-(4-Methoxystyryl)aniline (CAS 7570-37-8)
- (E)-4-(3-Methoxystyryl)phenol (CAS 128294-46-2)
- (E)-2-(3-Methoxystyryl)phenol (CAS 134964-55-9)
- (E)-4-(2-methoxystyryl)phenol (CAS 150809-45-3)
Recommended Standards
- 4-(4-Ethyl-5-methyl-1H-pyrazol-3-yl)benzonitrile (CAS 488114-78-9)
- 4-(Acetylamino)-bicyclo[2.2.2]octane-1-carboxylic acid (CAS 30367-61-4)
- 4-(4-Aminostyryl)phenol (CAS 836-44-2)
- 4-(Aminomethyl)-5-isobutyl-2-methylfuran-3-carboxylic acid (CAS 799264-70-3)
- 1-(1,4-Dioxaspiro[4.5]decan-8-yl)ethan-1-one (CAS 35477-39-5)
- N-(Isoquinolin-4-yl)benzamide (CAS 681448-78-2)
- 2-Methyl-1-((tetrahydro-2h-pyran-4-yl)methyl)-1h-benzo[d]imidazole-4-carboxylic acid (CAS 1547188-15-7)
- 2,5-DIFLUOROBENZOYL CHLORIDE 2,5-Difluorobenzyl chloride 2-(CHLOROMETHYL)-1,4-DIFLUOROBENZENE 495-07-8 ALPHA-CHLORO-2,5-DIFLUOROTOLUENE AS00686 (CAS 495-07-8)
- 6-Ethyl-7-(4-methylthiazol-2-yl)-5H-thiazolo[3,2-a]pyrimidin-5-one (CAS 918891-46-0)
- 8-(4-Bromophenyl)-1,4-dioxaspiro[4.5]Decan-8-ol (CAS 125962-59-6)
- 2-Amino-2-ethylbutanamide hydrochloride (CAS 17704-75-5)
- 4-Propoxybenzohydrazide (CAS 64328-60-5)
- 4-Chloro-3-nitro-1H-pyrrolo[3,2-c]pyridine (CAS 1190316-31-4)
- Semaglutide impurity 43 (CAS CATO-C4X-222643)
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