4-(Dimethylamino)-2-hydroxybenzoic acid CAS 23050-91-1
| CAS No. | 23050-91-1 |
| Molecular Formula | C9H11NO3 |
| Molecular Weight | 181.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 181.19 g/mol gives 4-(Dimethylamino)-2-hydroxybenzoic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 4-(Dimethylamino)-2-hydroxybenzoic acid (CAS 23050-91-1), a certified reference material (molecular formula C9H11NO3, MW 181.19 g/mol) for analytical method development and quality control.
The molecular framework of 4-(Dimethylamino)-2-hydroxybenzoic acid (C9H11NO3) is characterized by an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. 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.
CATO manufactures 4-(Dimethylamino)-2-hydroxybenzoic acid 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 | C9H11NO3 |
| Molecular Weight | 181.19 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Nitrogen Atoms | 1 |
Related Dimethylamino Standards
- 2-(Dimethylamino)-6-methylpyrimidine-4-carboxylic acid (CAS 1018648-19-5)
- 4-(Dimethylamino)-3-hydroxybenzoic acid (CAS 1243371-86-9)
- 2-(Dimethylamino)-5-hydroxybenzoic acid (CAS 141361-09-3)
- Methyl 5-(dimethylamino)pyrazine-2-carboxylate (CAS 1426088-77-8)
- 4-(Dimethylamino)-6-methylpyrimidine-2-carboxylic acid (CAS 1554281-25-2)
- 2-Dimethylamino-4-methyl-pyrimidine-5-carboxylic acid (CAS 180283-68-5)
- (3Z)-3-[(Dimethylamino)methylene]-6-methyl-2H-pyran-2,4(3H)-dione (CAS 181277-21-4)
- 6-(Dimethylamino)-5-methylpyrimidine-4-carboxylic acid (CAS 1824380-78-0)
Recommended Standards
- 4-(Aminomethyl)-3-methoxybenzoic acid (CAS 96053-20-2)
- 4-(Dimethylamino)-2-methylpyrimidine-5-carboxylic acid (CAS 7314-62-7)
- 4-(2-Oxo-1,2-dihydropyridin-1-yl)butanoic acid (CAS 71644-06-9)
- 4-(Pyrimidin-2-yl)benzonitrile (CAS 78322-96-0)
- 2,4-Dichloro-5-phenylthieno[2,3-d]pyrimidine (CAS 76872-27-0)
- 1-Chloro-2,3-dimethyl-4-(1-phenylethyl)benzene (CAS 95719-24-7)
- 1-Ethyl-2,3-dihydro-1H-indol-6-ylamine dihydrochloride (CAS 705928-14-9)
- (2-Chloro-5-nitrophenyl)(2,4-dimethylphenyl)methanone (CAS 113456-94-3)
- (Z)-5-(3-Methoxybenzylidene)-2-thioxothiazolidin-4-one (CAS 81154-15-6)
- 4-Aminodiphenylamine diazonium sulfate 4-Diazodiphenylamine sulfate 4477-28-5 Azoic Diazo Component 22 Azoic Diazo No. 22 MFCD00011895 Variamine Blue RT salt (CAS 4477-28-5)
- Cgs-9896 (CAS 77779-36-3)
- Ethyl 4,4-difluoro-3-hydroxybutanoate (CAS 145374-00-1)
- 4-Chloro-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thieno[3,2-c]pyridine (CAS 2096995-03-6)
- TAT 14 Peptide (Nrf2 Activator III) (CAS 1362661-34-4)
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