Ethyl 2-amino-3-(4-chloro-5-methyl-1h-pyrazol-1-yl)-2-methylpropanoate CAS 1339352-89-4
| CAS No. | 1339352-89-4 |
| Molecular Formula | C10H16ClN3O2 |
| Molecular Weight | 245.71 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), Ethyl 2-amino-3-(4-chloro-5-methyl-1h-pyrazol-1-yl)-2-methylpropanoate 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.
CATO supplies Ethyl 2-amino-3-(4-chloro-5-methyl-1h-pyrazol-1-yl)-2-methylpropanoate (CAS 1339352-89-4), a certified reference material (molecular formula C10H16ClN3O2, MW 245.71 g/mol) for analytical method development and quality control.
Based on its molecular formula C10H16ClN3O2, Ethyl 2-amino-3-(4-chloro-5-methyl-1h-pyrazol-1-yl)-2-methylpropanoate contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 245.71 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.
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 | C10H16ClN3O2 |
| Molecular Weight | 245.71 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
Related Ethyl Standards
- 2-Amino-1-(2-chlorophenyl)-4,5-dimethyl-1H-pyrrole-3-carbonitrile (CAS 117723-64-5)
- Methyl 2-amino-3-(4-chloro-3,5-dimethyl-1h-pyrazol-1-yl)-2-methylpropanoate (CAS 1247431-70-4)
- Ethyl 2-amino-3-(4-chloro-3,5-dimethyl-1h-pyrazol-1-yl)propanoate (CAS 1247610-78-1)
- 2-Amino-4-(4-chloro-3,5-dimethyl-1h-pyrazol-1-yl)-2-methylbutanoic acid (CAS 1248690-64-3)
- Ethyl 2-amino-4-(4-chloro-1h-pyrazol-1-yl)-2-methylbutanoate (CAS 1249644-74-3)
- Methyl 2-amino-4-(4-chloro-5-methyl-1h-pyrazol-1-yl)-2-methylbutanoate (CAS 1339462-99-5)
- Ethyl 2-amino-4-(4-chloro-5-methyl-1h-pyrazol-1-yl)butanoate (CAS 1340081-61-9)
- 2-Amino-4-(4-chloro-3-methyl-1h-pyrazol-1-yl)-2-methylpentanoic acid (CAS 1343011-72-2)
Recommended Standards
- 2-(4-Chlorophenyl)-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-amine (CAS 1311186-61-4)
- 4-(4-Chloro-5-methyl-1h-pyrazol-1-yl)-2-(ethylamino)butanoic acid (CAS 1339442-16-8)
- 6-(3-Chlorophenyl)-2-cyclopropylpyrimidin-4-amine (CAS 1306319-89-0)
- 6-(2-Chlorophenyl)-2-cyclopropylpyrimidin-4-amine (CAS 1304559-05-4)
- 5-(3-Methoxyphenyl)-1H-1,2,3-triazole-4-carboxylic acid (CAS 1518803-29-6)
- Methyl 5-methyl-6-(piperazin-1-yl)nicotinate (CAS 1355225-20-5)
- 1-(Tert-butyl) 2-methyl (2S,3R)-3-aminopyrrolidine-1,2-dicarboxylate hydrochloride (CAS 1881275-89-3)
- 1-(3-Bromobenzoyl)azetidine-3-carboxylic acid (CAS 866150-20-1)
- Neolinine (CAS 112515-37-4)
- (2E)-3-(2,4-Dimethoxyphenyl)-1-(4-ethoxyphenyl)prop-2-en-1-one (CAS 170088-28-5)
- 3,4-Dichloro-2-propoxypyridine (CAS 1881321-10-3)
- 3-Chloro-4-(dichloromethyl)-5-hydroxy-2(5H)-furanone (CAS 77439-76-0)
- Nemonoxacin Impurity 98 (CAS 926279-66-5)
- Pancreatic Polypeptide (rat) (CAS 90419-12-8)
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