2-Hydroxy-3-(1H-imidazol-5-yl)propanoic acid CAS 876-19-7
| CAS No. | 876-19-7 |
| Molecular Formula | C6H8N2O3 |
| Molecular Weight | 156.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 2-Hydroxy-3-(1H-imidazol-5-yl)propanoic 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.
2-Hydroxy-3-(1H-imidazol-5-yl)propanoic acid (CAS 876-19-7) is a high-purity analytical reference standard with the molecular formula C6H8N2O3 and a molecular weight of 156.14 g/mol.
Based on its molecular formula C6H8N2O3, 2-Hydroxy-3-(1H-imidazol-5-yl)propanoic acid 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 156.14 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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.
Physical & Chemical Properties
| Molecular Formula | C6H8N2O3 |
| Molecular Weight | 156.14 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, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 2 |
Related Hydroxy Standards
- 2-Hydroxy-2-(1-methyl-1h-pyrazol-4-yl)acetic acid (CAS 1250900-54-9)
- 3-Hydroxy-2-(1-imidazolyl)propanoic Acid (CAS 1314899-50-7)
- 1-Ethyl-5-hydroxy-1H-pyrazole-4-carboxylic acid (CAS 1365940-61-9)
- 1-ethyl-2-hydroxy-1H-imidazole-5-carboxylic acid (CAS 1368842-19-6)
- 2-Hydroxy-2-(1-methyl-1H-pyrazol-5-yl)acetic acid (CAS 1480480-82-7)
- Ethyl 4-hydroxy-1H-pyrazole-3-carboxylate (CAS 1500974-00-4)
- 4-Hydroxy-2-methyl-1,4-dihydropyrimidine-5-carboxylic acid (CAS 157335-90-5)
- 2-Hydroxy-4-methyl-1,2-dihydropyrimidine-5-carboxylic acid (CAS 157335-91-6)
Recommended Standards
- 2-Hydroxy-3-(1H-imidazol-2-yl)propanoic acid (CAS 958808-92-9)
- 2-Hydroxy-N-(5-methylisoxazol-3-yl)acetamide (CAS 926244-20-4)
- 2-Hydroxy-2-(5-methylfuran-2-yl)acetic acid (CAS 956754-20-4)
- 2-Methoxybenzene-1,3,5-triol (CAS 487-71-8)
- 3-(Aminomethyl)-5-fluoroaniline (CAS 1378822-67-3)
- Morpholine Hydrobromide (CAS 6377-82-8)
- 1-(6-Methyl-1H-indazol-3-yl)ethanone (CAS 4498-75-3)
- 4-Hydroxyfuran-3-carboxylic acid (CAS 1246668-90-5)
- 7-Hydroxy-3-(4-methoxyphenyl)quinolin-4(1H)-one (CAS 227450-80-8)
- Antrodin A (Camphorataanhydride A) (CAS 656830-24-9)
- 2-Chloro-5-(trifluoromethoxy)benzaldehyde (CAS 468075-02-7)
- (R)-methyl 5-(6-(hydroxymethyl)-1H-benzo[d]imidazol-1-yl)-3-(1-(2-(trifluoromethyl)phenyl)ethoxy)thiophene-2-carboxylate (CAS 929095-39-6)
- Celecoxib EP Impurity A (CAS 170570-01-1)
- Tirzepatide Impurity 52 (CAS CATO-C4X-324052)
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