4-(4-Aminostyryl)phenol CAS 836-44-2
| CAS No. | 836-44-2 |
| Molecular Formula | C14H13NO |
| Molecular Weight | 211.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, 4-(4-Aminostyryl)phenol is typically pale yellow to yellow low-melting solid. Its solid-state physicochemical attributes — including a molecular weight of 211.26 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
4-(4-Aminostyryl)phenol (CAS 836-44-2), molecular formula C14H13NO and molecular weight 211.26 g/mol, is a CATO reference standard with documented purity and traceability.
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-(4-Aminostyryl)phenol 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 Aminostyryl Standards
- 6-(4-Aminostyryl)picolinic acid (CAS 115453-99-1)
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- 2-(4-Aminostyryl)quinolin-4-amine (CAS 646068-54-4)
- (E)-2-(2-aminostyryl)-5-methylquinolin-8-ol (CAS 361158-05-6)
- 2-(4-Aminostyryl)-8-hydroxyquinoline-7-carboxylic acid (CAS 765304-46-9)
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Recommended Standards
- 4-(4-(Dimethylamino)phenyl)-1H-pyrrole-3-carbonitrile (CAS 87388-11-2)
- 4-(4-Ethyl-5-methyl-1H-pyrazol-3-yl)benzonitrile (CAS 488114-78-9)
- 4-(3-Aminobutyl)-2-methoxybenzene-1,3-diol (CAS 716307-20-9)
- 4-(4-Methoxystyryl)pyridine (CAS 722-21-4)
- 1-(6-Chloro-2-(methylthio)pyrimidin-4-yl)piperidin-3-ol (CAS 1261229-47-3)
- tert-Butyl (1H-benzo[d]imidazol-2-yl)carbamate (CAS 77474-99-8)
- BRD73954 (CAS 1440209-96-0)
- Ethyl 5-cyano-4-(difluoromethyl)-2-nitrobenzoate (CAS 1805668-46-5)
- Tert-butyl ((3-(4-fluorophenyl)-1,2,4-oxadiazol-5-yl)methyl)carbamate (CAS 1053656-53-3)
- (4-Methyl-2-(1H-pyrrol-1-yl)thiazol-5-yl)(3-(methylthio)-8-azabicyclo[3.2.1]octan-8-yl)methanone (CAS 1705310-13-9)
- 14-(3-(Methylsulfonamido)propyl)-7-phenyl-5,6,8,9-tetrahydrodibenzo[c,h]acridin-14-ium trifluoromethanesulfonate (CAS 457602-06-1)
- Ioversol Impurity 19 (CAS CATO-C4X-209119)
- Methyl 1-(2,5-difluorobenzyl)piperidine-4-carboxylate (CAS 1057273-55-8)
- Atrial Natriuretic Polypeptide (4-28), human (CAS 95896-08-5)
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