1-Ethyl-5-(morpholine-4-carbonyl)-1h-pyrazol-4-amine CAS 1004643-31-5
| CAS No. | 1004643-31-5 |
| Molecular Formula | C10H16N4O2 |
| Molecular Weight | 224.26 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.
1-Ethyl-5-(morpholine-4-carbonyl)-1h-pyrazol-4-amine (CAS 1004643-31-5), molecular formula C10H16N4O2 and molecular weight 224.26 g/mol, is a CATO reference standard with documented purity and traceability.
1-Ethyl-5-(morpholine-4-carbonyl)-1h-pyrazol-4-amine (C10H16N4O2) contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.
Physical & Chemical Properties
| Molecular Formula | C10H16N4O2 |
| Molecular Weight | 224.26 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 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.) | 1988 |
| Nitrogen Atoms | 4 |
Related Ethyl Standards
- 3-(morpholine-4-sulfonyl)propanoic acid (CAS 848178-48-3)
- 4-(Morpholine-3-carbonyl)piperazine-1-carbaldehyde (CAS 1706821-61-5)
- Benzyl morpholine-4-carboxylate (CAS 25070-73-9)
- 2-Methyl-3-(morpholine-4-carbonyl)aniline (CAS 926267-12-1)
- 2-Methyl-5-(morpholine-4-carbonyl)aniline (CAS 21447-53-0)
- 4-Methyl-3-(morpholine-4-carbonyl)aniline (CAS 936210-51-4)
- 4-(Morpholine-4-carbonyl)benzaldehyde (CAS 58287-80-2)
- (R)-Morpholine-3,4-dicarboxylic acid 4-tert-butyl ester (r)-4-(tert-butoxycarbonyl)morpholine-3-carboxylic acid (r)-4-boc-morpholine-3-carboxylic acid (r)-4-n-boc-3-morpholinecarboxylic acid 4-boc-3(r)-morpholinecarboxylic acid 869681-70-9 (CAS 869681-70-9)
Recommended Standards
- 2-(6-(Benzyloxy)pyridin-2-yl)acetonitrile (CAS 1000545-89-0)
- 4-Amino-1-methyl-N-((tetrahydrofuran-2-yl)methyl)-1h-pyrazole-5-carboxamide (CAS 1006452-07-8)
- 9-Fluoreneacetic Acid (CAS 6284-80-6)
- 4-Amino-1-methyl-N-((tetrahydrofuran-2-yl)methyl)-1H-pyrazole-3-carboxamide (CAS 1006484-12-3)
- 2-(3-Bromophenyl)-4-methylthiazole-5-carboxylic acid (CAS 927974-39-8)
- 2-(4-Methylbenzyl)-3-oxo-2,3,5,6,7,8-hexahydrocinnoline-6-carboxylic acid (CAS 1706439-45-3)
- Etoposide (CAS 33419-42-0)
- 1-(4-Chlorophenyl)-1-hydroxy-3-phenylurea (CAS 42284-29-7)
- Procaterol Impurity N2 (CAS 15572-56-2)
- Methyl 6-methoxypyridazine-4-carboxylate (CAS 1909347-83-6)
- DPP48-DCV (CAS 2316839-71-9)
- 2-Cyclopropyl-4-(1,4-diazepan-1-yl)-5,6,7,8-tetrahydroquinazoline (CAS 1707394-54-4)
- 2-Bromo-4-isopropylphenol (CAS 19432-27-0)
- Semaglutide Impurity 184 (CAS CATO-C4X-2226184)
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