5-Formyl-6-hydroxy-2-naphthonitrile CAS 180919-41-9
| CAS No. | 180919-41-9 |
| Molecular Formula | C12H7NO2 |
| Molecular Weight | 197.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C12H7NO2, 5-Formyl-6-hydroxy-2-naphthonitrile contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 197.19 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
5-Formyl-6-hydroxy-2-naphthonitrile (CAS 180919-41-9), molecular formula C12H7NO2 and molecular weight 197.19 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.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C12H7NO2 |
| Molecular Weight | 197.19 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2008 |
| Nitrogen Atoms | 1 |
Related Formyl Standards
- 4-(4-Formyl-1H-pyrazol-1-yl)benzonitrile (CAS 1152958-56-9)
- 4-(5-Formyl-1H-pyrazol-1-yl)benzonitrile (CAS 1628938-39-5)
- 3-formyl-1H-indole-2-carboxylic acid (CAS 28737-34-0)
- 3-formyl-1H-indole-7-carboxylic acid (CAS 317854-65-2)
- Ethyl 2-formyl-7-azabicyclo[2.2.1]heptane-7-carboxylate (CAS 389617-38-3)
- 5-Formyl-3-methyl-1H-pyrrole-2,4-dicarboxylic acid (CAS 79754-38-4)
- 2-[Formyl(phosphonomethyl)amino]acetic acid (CAS 84767-96-4)
- 2-Formyl-3,4,5-trihydroxybenzoic acid (CAS 82297-94-7)
Recommended Standards
- 4-Ethoxy-1-methyl-6-oxo-1,6-dihydropyridine-3-carboxylic acid (CAS 1801195-42-5)
- 4-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)butanehydrazide (CAS 181148-01-6)
- 4-Methoxy-1-(methoxymethyl)-2-nitrobenzene (CAS 179104-52-0)
- 5-Hydroxy-3,4-bis(hydroxymethyl)-6-methylpicolinaldehyde (CAS 1823096-39-4)
- 3-(2,4-Dichlorobenzyl)pyrrolidine (CAS 1268011-58-0)
- N-Methyl-N-(4-(methylamino)butyl)formamide (CAS 220371-20-0)
- 1-Bromo-3-fluoro-2,2-dimethylpropane (CAS 1780558-66-8)
- 3-chloro-6-cyclopropylpyridazine (CAS 1046816-38-9)
- 1-(2,5-Dichlorophenyl)ethane-1-thiol (CAS 1039964-41-4)
- 5-Benzylhexahydro-1,3,5-triazine-2-thione (CAS 42170-02-5)
- Methyl (1,1-difluorohex-5-en-2-yl)carbamate (CAS 81982-41-4)
- 1-(Difluoromethyl)-3-fluoro-2-nitrobenzene (CAS 1214352-95-0)
- (2-Methyl-6-pyrrolidin-2-yl-pyridin-4-yl)-pyrazin-2-yl-amine (CAS 1361118-52-6)
- Tirzepatide Impurity 48 (CAS CATO-C4X-324048)
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