2-(Quinolin-2-yl)malonaldehyde CAS 40070-84-6
| CAS No. | 40070-84-6 |
| Molecular Formula | C12H9NO2 |
| Molecular Weight | 199.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 2-(Quinolin-2-yl)malonaldehyde is closely related to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 2-(Quinolin-2-yl)malonaldehyde (CAS 40070-84-6), a certified reference material (molecular formula C12H9NO2, MW 199.21 g/mol) for analytical method development and quality control.
Based on its molecular formula C12H9NO2, 2-(Quinolin-2-yl)malonaldehyde 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 199.21 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 2-(Quinolin-2-yl)malonaldehyde 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 | 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.) | 1968 |
| Nitrogen Atoms | 1 |
Related Quinolin Standards
- 3-(quinolin-4-yl)prop-2-enoic acid (CAS 13026-20-5)
- (2e)-3-(Quinolin-6-yl)prop-2-enoic acid (CAS 754190-68-6)
- (E)-3-(Quinolin-2-yl)acrylic acid (CAS 81124-50-7)
- (E)-3-(quinolin-3-yl)acrylic acid (CAS 81124-51-8)
- (E)-3-(quinolin-4-yl)acrylic acid (CAS 81124-52-9)
- (E)-3-(quinolin-5-yl)acrylic acid (CAS 754190-73-3)
- (E)-3-(Quinolin-8-yl)acrylic acid (CAS 754190-58-4)
- 3-(Quinolin-3-yl)acrylic acid (CAS 67752-27-6)
Recommended Standards
- 2-(Pyrimidin-2-ylamino)benzaldehyde (CAS 904895-61-0)
- 2,3-Dihydro-1H-pyrano[3,2-f]quinolin-1-one (CAS 5252-47-1)
- 2-(Pyridin-4-yloxy)benzaldehyde (CAS 33399-37-0)
- 2,5-Diamino-6-((2-hydroxyethyl)amino)-3-methylpyrimidin-4(3H)-one (CAS 61693-32-1)
- 4,5,6,7,8,9-Hexahydrocycloocta[b]thiophene-2-carboxamide (CAS 959243-27-7)
- N-(4-Butylphenyl)-3-(5-(3-nitrophenyl)furan-2-yl)propanamide (CAS 853329-23-4)
- 2-(Cyclopentylsulfanyl)pyrimidine-5-carboxylic acid (CAS 1879597-19-9)
- Octahydropyrazino[2,1-c][1,4]oxazine Dihydrochloride (CAS 1257998-65-4)
- N-Acetyl-L-Selenomethionin (CAS 210910-25-1)
- 3-(Aminomethyl)-N,N-diethylbenzenesulfonamide (CAS 954276-11-0)
- 5,7-Dichloro-2-methylpyrido[3,4-b]pyrazine (CAS 1415793-75-7)
- 4,4'-Bipyridinium,1,1'-bis[(4-carboxyphenyl)methyl]-,bromide(1:2) (CAS 105613-10-3)
- Venetoclax Impurity 47 (CAS CATO-C4X-249547)
- Semaglutide impurity 290 (CAS CATO-C4X-2226290)
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