6-(2-Hydroxy-ethyl)-3-methyl-5-oxo-5,8-dihydro-[1,2,4]triazolo[4,3-a]pyrimidine-7-carboxylic acid CAS 879058-32-9
| CAS No. | 879058-32-9 |
| Molecular Formula | C9H10N4O4 |
| Molecular Weight | 238.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 6-(2-Hydroxy-ethyl)-3-methyl-5-oxo-5,8-dihydro-[1,2,4]triazolo[4,3-a]pyrimidine-7-carboxylic acid 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.
6-(2-Hydroxy-ethyl)-3-methyl-5-oxo-5,8-dihydro-[1,2,4]triazolo[4,3-a]pyrimidine-7-carboxylic acid (CAS 879058-32-9) is a high-purity analytical reference standard with the molecular formula C9H10N4O4 and a molecular weight of 238.20 g/mol.
Based on its molecular formula C9H10N4O4, 6-(2-Hydroxy-ethyl)-3-methyl-5-oxo-5,8-dihydro-[1,2,4]triazolo[4,3-a]pyrimidine-7-carboxylic 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 238.20 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.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 6-(2-Hydroxy-ethyl)-3-methyl-5-oxo-5,8-dihydro-[1,2,4]triazolo[4,3-a]pyrimidine-7-carboxylic acid 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 | C9H10N4O4 |
| Molecular Weight | 238.20 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 4 |
Related Hydroxy Standards
- 4-Hydroxy-2-(3-oxopiperazin-1-yl)pyrimidine-5-carboxylic acid (CAS 1355189-53-5)
- 4-Hydroxy-5-(2-methoxyethoxy)-2-nitrobenzonitrile (CAS 1400188-34-2)
- 4-[Hydroxy(4-nitrophenyl)methyl]-1,3-oxazolidin-2-one (CAS 1451146-79-4)
- 3-Hydroxy-7-methoxy-6-methyl-1-oxo-1,3-dihydroisobenzofuran-4-carboxylic acid (CAS 142309-47-5)
- 6-Hydroxy-4,7-dimethoxybenzofuran-5-carboxylic acid (CAS 68094-07-5)
- 2-[(4-Hydroxy-3-methoxyphenyl)methylene]propanedioic acid (CAS 4475-29-0)
- 2-Hydroxy-5-((trifluoromethyl)thio)benzoic acid (CAS 129644-58-2)
- (Hydroxy(naphthalen-2-yl)methyl)phosphonic acid (CAS 132541-52-7)
Recommended Standards
- 5-((4-Nitrophenoxy)methyl)oxazolidin-2-one (CAS 86181-86-4)
- 6-Acetamido-2-methyl-3-nitrobenzoic acid (CAS 90321-36-1)
- 4-Acetoxy-1-acetylamino-2-nitrobenzene (CAS 2243-69-8)
- Anthracene-1,2,9,10-tetraone (CAS 5539-67-3)
- 1-[(3-Methoxyphenyl)methyl]cyclopropan-1-amine hydrochloride (CAS 1439903-03-3)
- 1-(1-(4-Methylphenyl)ethyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole (CAS 1604037-05-9)
- 6-bromoquinolin-5-amine (CAS 50358-39-9)
- 2-Amino-N-(3-nitrobenzyl)acetamide (CAS 1247071-05-1)
- N-(2,4-dibromophenyl)-2-morpholinoacetamide (CAS 866154-43-0)
- Benzenemethanamine, α,2,4-trimethyl-, (αR)- (CAS 856563-10-5)
- Lauric acid-diethanol amide (CAS 120-40-1)
- trans-2,cis-6-Nonadienal-d (CAS 221681-24-9)
- 3-(Hydroxyimino)-N-(4-phenoxyphenyl)propanamide (CAS 241132-68-3)
- Semaglutide impurity 196 (CAS CATO-C4X-2226196)
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