Ethyl 6-aminopyrazolo[1,5-a]pyrimidine-3-carboxylate CAS 1083196-34-2
| CAS No. | 1083196-34-2 |
| Molecular Formula | C9H10N4O2 |
| Molecular Weight | 206.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Ethyl 6-aminopyrazolo[1,5-a]pyrimidine-3-carboxylate (CAS 1083196-34-2), molecular formula C9H10N4O2 and molecular weight 206.20 g/mol, is a CATO reference standard with documented purity and traceability.
Ethyl 6-aminopyrazolo[1,5-a]pyrimidine-3-carboxylate (C9H10N4O2) 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. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures Ethyl 6-aminopyrazolo[1,5-a]pyrimidine-3-carboxylate 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 | C9H10N4O2 |
| Molecular Weight | 206.20 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 4 |
Related Ethyl Standards
- Ethyl 7-aminopyrazolo[1,5-a]pyrimidine-3-carboxylate (CAS 1196153-97-5)
- Ethyl 2-aminopyrazolo[1,5-a]pyrimidine-3-carboxylate (CAS 1260169-02-5)
- Ethyl 7-aminopyrazolo[1,5-a]pyrimidine-6-carboxylate (CAS 43024-66-4)
- Ethyl 5-aminopyrazolo[1,5-a]pyridine-3-carboxylate (CAS 1101120-35-7)
- Ethyl 3-aminopyrazolo[1,5-a]pyridine-2-carboxylate (CAS 136548-63-5)
- Ethyl 2-aminopyrazolo[1,5-a]pyridine-3-carboxylate (CAS 1547331-23-6)
- Ethyl 4-aminopyrazolo[5,1-c][1,2,4]triazine-3-carboxylate (CAS 6841-01-6)
- 7-Aminopyrazolo[1,5-a]pyrido[3,4-e]pyrimidin-6(7H)-one (CAS 180904-95-4)
Recommended Standards
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- 1-(3,4-Dihydroxyphenyl)-3-methyl-1H-pyrazol-5(4H)-one (CAS 107430-41-1)
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- Ethyl 2-(2-fluoroethoxy)acetate (CAS 372-51-0)
- 4-Methoxyphenylmorpholine, 97% (CAS 27347-14-4)
- 1-Isobutyl-4-methyl-1H-imidazole (CAS 449174-33-8)
- (4-Amino-6-chloropyrimidin-5-yl)methanol (CAS 1341216-79-2)
- 2-Amino-5-methoxyphenol (CAS 40925-70-0)
- 1-(2,2-Dimethoxyethyl)piperazine (CAS 82516-03-8)
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