Methyl 2-Acetamido-3-(1-pyrazolyl)propanoate CAS 170305-15-4
| CAS No. | 170305-15-4 |
| Molecular Formula | C9H13N3O3 |
| Molecular Weight | 211.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Methyl 2-Acetamido-3-(1-pyrazolyl)propanoate (CAS 170305-15-4), molecular formula C9H13N3O3 and molecular weight 211.22 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C9H13N3O3, Methyl 2-Acetamido-3-(1-pyrazolyl)propanoate 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 211.22 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 | C9H13N3O3 |
| Molecular Weight | 211.22 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.) | 2005 |
| Nitrogen Atoms | 3 |
Related Methyl Standards
- 3-Acetamido-3-(5-methylfuran-2-yl)propanoic acid (CAS 1343273-67-5)
- (E)-2-acetamido-3-(thiophen-2-yl)acrylic acid (CAS 68762-59-4)
- 2-acetamido-3-(thiophen-2-yl)prop-2-enoic acid (CAS 83396-73-0)
- 2-Acetamido-2-(3-fluorophenyl)acetic acid (CAS 1342527-03-0)
- (R)-2-Acetamido-2-(4-fluorophenyl)aceticacid (CAS 136814-99-8)
- (S)-2-Acetamido-2-(4-fluorophenyl)aceticacid (CAS 136815-01-5)
- 2-Acetamido-2-(4-fluorophenyl)aceticacid (CAS 153381-37-4)
- Methyl 3-acetamido-4-fluorobenzoate (CAS 36854-36-1)
Recommended Standards
- Furan-2-yl(1H-indol-3-yl)methanone (CAS 169772-66-1)
- 1-Phenyl-1H-pyrazolo[3,4-b]pyrazin-3-amine (CAS 1710833-67-2)
- (Z)-2-cyano-3-(1H-indol-3-yl)acrylamide (CAS 168463-95-4)
- Methyl 1-((3-methyloxetan-3-yl)methyl)-1H-1,2,3-triazole-4-carboxylate (CAS 1713476-46-0)
- 8-Hydroxy-6-oxa-3-azabicyclo[3.2.1]octane (CAS 1419101-23-7)
- 3-(2,4,6-trimethylphenyl)propanal (CAS 19938-06-8)
- 2-(4-Methyl-3-nitrophenyl)imidazo[1,2-a]pyridine-3-carbaldehyde (CAS 1216111-41-9)
- (R)-2-amino-2-(3-fluorobicyclo[1.1.1]Pentan-1-yl)acetic acid (CAS 2198170-51-1)
- Methyl 3-(2-cyanoacetamido)-2,4-dioxo-1,2,3,4-tetrahydroquinazoline-7-carboxylate (CAS 1370598-21-2)
- 5-Methoxy-3-methyl-1H-pyrazolo[3,4-c]pyridine (CAS 1956324-85-8)
- Ceftiofur Impurity 5 (CAS 120882-25-9)
- 6-(Pyrrolidin-1-yl)-3,4-dihydronaphthalen-1(2H)-one (CAS 16204-12-9)
- 1,2-Bis(2-chloro-4-fluorophenyl)ethane (CAS 1864016-10-3)
- Peptide 439 (CAS CATO-CPTD788439)
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