Determine the necessary mass, volume, or concentration for preparing a solution.
≥99% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.
Store at -20°C Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.
SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.
Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.
CPI-4203 is a potent KDM5A inhibitor with an IC 50 of 250 nM. CPI-4203 is competitive with 2-oxoglutarate (2-OG). CPI-4203 is structurally related to CPI-455 but is less potent.
| Canonical Smiles | CCC1=C(N=C2C(=CNN2C1=O)C#N)C3=CC=CC=C3C |
|---|---|
| IUPAC Name | 6-ethyl-5-(2-methylphenyl)-7-oxo-1H-pyrazolo[1,5-a]pyrimidine-3-carbonitrile |
| InChIKey | QMUCSMPNEDSGPT-UHFFFAOYSA-N |
| INCHI | 1S/C16H14N4O/c1-3-12-14(13-7-5-4-6-10(13)2)19-15-11(8-17)9-18-20(15)16(12)21/h4-7,9,18H,3H2,1-2H3 |
| Isomeric SMILES | CCC1=C(N=C2C(=CNN2C1=O)C#N)C3=CC=CC=C3C |
| PubChem CID | 90442348 |
Comprehensive hazard, handling, storage, and regulatory compliance document.
Download SDS →Lot-specific quality data. Enter your lot number to retrieve the exact COA.
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View spec sheet →Taxonomy Tree
| Kingdom | Organic compounds |
|---|---|
| Superclass | Organoheterocyclic compounds |
| Class | Diazines |
| Subclass | Pyrimidines and pyrimidine derivatives |
| Intermediate Tree Nodes | Not available |
| Direct Parent | Phenylpyrimidines |
| Alternative Parents | Pyrazolo[1,5-a]pyrimidines Toluenes Pyrimidones Pyrazoles Heteroaromatic compounds Lactams Nitriles Azacyclic compounds Organooxygen compounds Organic oxides Hydrocarbon derivatives |
| Molecular Framework | Aromatic heteropolycyclic compounds |
| Substituents | 4-phenylpyrimidine - Pyrazolo[1,5-a]pyrimidine - Pyrazolopyrimidine - Toluene - Pyrimidone - Monocyclic benzene moiety - Benzenoid - Azole - Pyrazole - Heteroaromatic compound - Lactam - Carbonitrile - Nitrile - Azacycle - Organooxygen compound - Organonitrogen compound - Organic nitrogen compound - Cyanide - Organic oxide - Hydrocarbon derivative - Organic oxygen compound - Aromatic heteropolycyclic compound |
| Description | This compound belongs to the class of organic compounds known as phenylpyrimidines. These are polycyclic aromatic compounds containing a benzene ring linked to a pyrimidine ring through a CC or CN bond. Pyrimidine is a 6-membered ring consisting of four carbon atoms and two nitrogen centers at the 1- and 3- ring positions. |
| External Descriptors | Not available |