2-(1H-Pyrazol-1-yl)propanoic acid CAS 956722-93-3
| CAS No. | 956722-93-3 |
| Molecular Formula | C6H8N2O2 |
| Molecular Weight | 140.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage, 2-(1H-Pyrazol-1-yl)propanoic acid is typically off-white to pale yellow liquid. Its solid-state physicochemical attributes — including a molecular weight of 140.14 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
2-(1H-Pyrazol-1-yl)propanoic acid (CAS 956722-93-3), molecular formula C6H8N2O2 and molecular weight 140.14 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 2-(1H-Pyrazol-1-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.
Physical & Chemical Properties
| Molecular Formula | C6H8N2O2 |
| Molecular Weight | 140.14 g/mol |
| 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
Related H Standards
- 3-(1H-pyrazol-4-yl)propanoic acid (CAS 1174309-53-5)
- 2-(1h-Pyrazol-3-yl)acetohydrazide (CAS 144677-14-5)
- 2-(1H-pyrazol-1-yl)acetohydrazide (CAS 934175-49-2)
- 3-(1H-pyrazol-1-yl)butan-1-ol (CAS 1007517-63-6)
- 4-(1h-Pyrazol-1-yl)butan-1-ol (CAS 1156067-60-5)
- 2-(1H-Pyrazol-1-yl)butan-1-ol (CAS 1170523-83-7)
- 4-(1H-pyrazol-1-yl)butan-2-ol (CAS 1250425-31-0)
- 3-(1H-Pyrazol-1-yl)butan-1-amine (CAS 1006480-55-2)
Recommended Standards
- 2-(1-Hydroxyethyl)pyrimidin-4(3H)-one (CAS 299397-03-8)
- 2-(1H-imidazol-1-yl)acetohydrazide (CAS 56563-00-9)
- 2-(2-Methyl-1-imidazolyl)acetic Acid (CAS 25023-36-3)
- 2-(1H-1,2,4-triazol-1-yl)propanamide (CAS 297138-61-5)
- (S)-2-amino-3-(5-bromo-2-methylphenyl)propanoic acid (CAS 1270036-39-9)
- Iron hydroxide sulfate (CAS 1310-45-8)
- Tert-butyl 3-(3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazol-1-yl)azetidine-1-carboxylate (CAS 1423162-07-5)
- 1-(4-Fluorophenyl)-2-(pyrrolidin-2-yl)ethan-1-ol (CAS 1423031-42-8)
- (S)-1-(6-(Diethylamino)pyrimidin-4-yl)pyrrolidin-3-ol (CAS 1354006-66-8)
- 5-(3-Fluorophenyl)-7-(pyridin-4-yloxy)-[1,2,4]triazolo[1,5-a]pyrimidine (CAS 921627-84-1)
- 4-(4-Methoxy-pyrazol-1-ylmethyl)-benzoic acid (CAS 2018287-95-9)
- 2-tert-Butylpiperidine hydrochloride (CAS 72939-25-4)
- 5,5-Difluoro-1,3,7,9,10-pentamethyl-5H-5l4,6l4-dipyrrolo[1,2-c:2',1'-f][1,3,2]diazaborinine-2-carbaldehyde (CAS 198149-19-8)
- Semaglutide impurity 290 (CAS CATO-C4X-2226290)
Why CATO?
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