3-Ethyl-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one Hydrochloride CAS 849727-64-6
| CAS No. | 849727-64-6 |
| Molecular Formula | C11H16N2O2 |
| Molecular Weight | 208.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C11H16N2O2, 3-Ethyl-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one Hydrochloride 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 208.26 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.
3-Ethyl-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one Hydrochloride (CAS 849727-64-6), molecular formula C11H16N2O2 and molecular weight 208.26 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.
CATO manufactures 3-Ethyl-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one Hydrochloride 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 | C11H16N2O2 |
| Molecular Weight | 208.26 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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.) | 1987 |
| Nitrogen Atoms | 2 |
Related Ethyl Standards
- N-(3-hydroxy-5-methylpyridin-2-yl)pivalamide (CAS 1203499-11-9)
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- 1-(1-Hydroxy-2-methylpropan-2-yl)-3-phenylurea (CAS 223600-51-9)
- 3-Hydroxy-3-phenylisoindolin-1-one (CAS 6637-53-2)
- 2-Hydroxy-1-[4-(2-hydroxyethyl)phenyl]-2-methylpropan-1-one (CAS 106797-54-0)
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Recommended Standards
- 3-Ethyl-5,6,7,8-tetrahydropyrazolo[3,4-b]azepine-1(4H)-carboxamide (CAS 583812-69-5)
- 3-Ethyl-3-(2-hydroxyethyl)-1-phenylurea (CAS 199190-54-0)
- 3-Isobutoxybenzohydrazide (CAS 350997-59-0)
- 3-Cyclopentyl-N-(1H-1,2,4-triazol-5-yl)propanamide (CAS 695168-31-1)
- 4-(Difluoromethyl)-2,5-dimethoxypyridin-3-ol (CAS 1805285-14-6)
- 9-Butyl-6-(cyclopentylthio)-9H-purine (CAS 15923-49-6)
- N-allyl-2-(3-methylbenzoyl)hydrazine-1-carbothioamide (CAS 142993-39-3)
- N-Butylaniline (CAS 1126-78-9)
- 5-(Boc-amino)-1,2,4-thiadiazole (CAS 264600-76-2)
- N-(2-(1H-imidazol-1-yl)ethyl)-1-methylpiperidin-4-amine (CAS 1248315-56-1)
- 7-Chloro-1-benzofuran-2-carboxylic acid (CAS 63558-84-9)
- methyl 3-(1,3-benzodioxol-5-yl)-6-methylisoxazolo[5,4-b]pyridine-4-carboxylate (CAS 1011370-95-8)
- N-(2-fluorobenzyl)-2-methylcyclohexan-1-amine (CAS 924868-54-2)
- Neuroendocrine Regulatory Peptide-4 (human, mouse, rat) (H-7266.1000) (CAS 922704-18-5)
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