1-[2-(cyclopentylamino)-2-oxoethyl]-6-cyclopropyl-3-methyl-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid CAS 1018142-06-7
| CAS No. | 1018142-06-7 |
| Molecular Formula | C18H22N4O3 |
| Molecular Weight | 342.39 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.
CATO supplies 1-[2-(cyclopentylamino)-2-oxoethyl]-6-cyclopropyl-3-methyl-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid (CAS 1018142-06-7), a certified reference material (molecular formula C18H22N4O3, MW 342.39 g/mol) for analytical method development and quality control.
Structurally, 1-[2-(cyclopentylamino)-2-oxoethyl]-6-cyclopropyl-3-methyl-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid (C18H22N4O3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 342.39 g/mol, it falls into the moderately-high-molecular-weight range. 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 | C18H22N4O3 |
| Molecular Weight | 342.39 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1988 |
| Nitrogen Atoms | 4 |
Related cyclopentylamino Standards
- 1-[2-(cyclopentylamino)-2-oxoethyl]-3-cyclopropyl-6-methyl-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid (CAS 1018142-65-8)
- N-(5-((2-(Cyclopentylamino)-2-oxoethyl)thio)-1,3,4-thiadiazol-2-yl)-3-methylbutanamide (CAS 893148-45-3)
- 2-(Cyclopentylamino)-1-(4-methoxyphenyl)-2-oxoethyl isoxazole-5-carboxylate (CAS 606102-37-8)
- N-(6-((2-(Cyclopentylamino)-2-oxoethyl)thio)pyridazin-3-yl)furan-2-carboxamide (CAS 1021136-01-5)
- 4-((Cyclopentylamino)methyl)-N-(1-methylpiperidin-4-yl)benzenesulfonamide (CAS 1336912-20-9)
- 4-((Cyclopentylamino)methyl)-N-((1-methylpyrrolidin-3-yl)methyl)benzenesulfonamide (CAS 1336912-22-1)
- 4-((Cyclopentylamino)methyl)-N-(1-ethylpyrrolidin-3-yl)benzenesulfonamide (CAS 1336912-32-3)
- 2-(Cyclopentylamino)-1-(4-fluorophenyl)-2-oxoethyl isoxazole-5-carboxylate (CAS 606102-36-7)
Recommended Standards
- 3,6-Dicyclopropyl-1-{[(propan-2-yl)carbamoyl]methyl}-1h-pyrazolo[3,4-b]pyridine-4-carboxylic acid (CAS 1018052-23-7)
- Methyl 3,6-dicyclopropyl-1-(2-(ethylamino)-2-oxoethyl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylate (CAS 1018142-34-1)
- 8-(4-Methoxyphenyl)-1,3-dipropyl-3,9-dihydro-1H-purine-2,6-dione (CAS 101126-73-2)
- Diethyl (methylenebis(4,1-phenylene))dicarbamate (CAS 10097-16-2)
- 2,5-Dimethoxynicotinaldehyde (CAS 867267-26-3)
- N,N-dimethyl-2,3,4,5-tetrahydro-1H-benzo[b]azepin-5-amine hydrochloride (CAS 1225373-40-9)
- 5-(4-Isobutylphenyl)isoxazole-3-carboxylic acid (CAS 1159980-78-5)
- (4-Tosylmorpholin-2-yl)methanol (CAS 1502795-93-8)
- 4,5,6,7-Tetrahydrooxazolo[4,5-c]pyridine (CAS 944903-60-0)
- 1,2,4,5-Tetrachlorobenzene (CAS 95-94-3)
- 9-(tert-Butoxycarbonyl)-1-oxa-9-azaspiro[5.5]undecane-3-carboxylic acid (CAS 1251000-68-6)
- (R)-1,4-Dioxaspiro[4.5]decane-2-carboxaldehyde (R)-2,3-Cyclohexylideneglyceraldehyde (R)-Cyclohexylideneglyceraldehyde 2,3-O-Cyclohexylidene-D-glyceraldehyde 78008-36-3 O,O-Cyclohexylidene-(R)-glyceraldehyde (CAS 78008-36-3)
- 3-Hydroxy-1-methylpyrrolidine-2,5-dione (CAS 19948-27-7)
- Allo-Thr5-Tirzepatide (CAS CATO-CPTD788934)
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