1-Methyl-6-(methylamino)-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one CAS 5444-26-8
| CAS No. | 5444-26-8 |
| Molecular Formula | C38H37N3 |
| Molecular Weight | 535.72 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C38H37N3, 1-Methyl-6-(methylamino)-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one contains a nitrogen-containing heterocyclic scaffold, a nitrile group; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 535.72 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO supplies 1-Methyl-6-(methylamino)-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one (CAS 5444-26-8), a certified reference material (molecular formula C38H37N3, MW 535.72 g/mol) for analytical method development and quality control.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
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.
Physical & Chemical Properties
| Molecular Formula | C38H37N3 |
| Molecular Weight | 535.72 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 22.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 3 |
Related Methyl Standards
- 4-(1-Methyl-6-(methylamino)-3,5-dinitro-1,4-dihydropyridin-2-yl)-N-(3-(trifluoromethyl)phenyl)piperazine-1-carboxamide (CAS 339020-76-7)
- 4-Methyl-3-((3-(2-(methylamino)pyrimidin-4-yl)pyridin-2-yl)oxy)-N-(3-(trifluoromethyl)phenyl)benzamide (CAS 870223-96-4)
- N-(2-((2-(Methylamino)-2-oxoethyl)thio)-4-phenylthiazol-5-yl)-2-phenoxypropanamide (CAS 946327-81-7)
- 4-(1-Methyl-6-(methylamino)-3,5-dinitro-1,4-dihydropyridin-2-yl)-N-phenylpiperazine-1-carboxamide (CAS 338777-91-6)
- (4-(1-Methyl-6-(methylamino)-3,5-dinitro-1,4-dihydropyridin-2-yl)piperazin-1-yl)(phenyl)methanone (CAS 339020-83-6)
- 7-Methyl-8-(methylamino)-10-((2S,3S,4R)-2,3,4,5-tetrahydroxypentyl)benzo[g]pteridine-2,4(3H,10H)-dione (CAS 62746-55-8)
- 2-(1-((2-(Methylamino)pyrimidin-5-yl)methyl)piperidin-3-yl)-6-(thiophen-2-yl)pyrimidin-4(3H)-one (CAS 1381289-58-2)
- N-(3-(Methylamino)-3-oxo-1-(3-phenoxyphenyl)prop-1-en-2-yl)benzamide (CAS 294655-34-8)
Recommended Standards
- 900811-52-1 N-[(1S,3S)-3-[[4-Methoxy-3-(3-methoxypropoxy)phenyl]methyl]-4-methyl-1-[(2S, 4R)-tetrahydro-4-(1-methylethyl)-5-oxo-2-furanyl]pentyl]carbamic Acid 1,1-Dimethylethyl Ester [(1S,3S)-3-[[4-Methoxy-3-(3-methoxypropoxy)phenyl]methyl]-4-methyl-1-[(2S, 4R)-tetrahydro-4-(1-methylethyl)-5-oxo-2-furanyl]pentyl]carbamic Acid 1,1-tert-Butyl Ester (CAS 900811-52-1)
- Almotriptan Dimer Impurity (CAS 1330166-13-6)
- Aliskiren intermediate 1 (CAS 866030-35-5)
- Bempedoic Acid Impurity 48 (CAS CATO-C4X-218948)
- 1-((2-Chloro-4-nitrophenyl)amino)-2-methylpropan-2-ol (CAS 854666-45-8)
- 4-((3-Methyl-1,2,4-oxadiazol-5-yl)methyl)-5-phenylisoxazole-3-carboxylic acid (CAS 1352496-41-3)
- 4-(5,6,7,8-Tetrahydroimidazo[1,5-a]pyridin-5-yl)benzonitrile hydrochloride (CAS 102676-31-3)
- 4-(Piperidin-4-yl)aniline hydrochloride (CAS 548768-98-5)
- 2-fluoro-3-hydroxy-5-(trifluoromethyl)cyclohex-2-en-1-one (CAS 2231674-18-1)
- 6-bromotriazolo[1,5-a]pyridine (CAS 192642-82-3)
- Methyl 2-amino-6-benzyl-4,5,6,7-tetrahydrothieno-[2,3-c]pyridine-3-carboxylate - methanol (2:1) (CAS 1185175-51-2)
- 6-((2,5-Dichlorophenyl)amino)-3-methyl-1H-pyrazolo[4,3-d]pyrimidin-7(6H)-one (CAS 86831-76-7)
- (2-Chlorothieno[3,2-d]pyrimidin-7-yl)methanol (CAS 1820716-81-1)
- Semaglutide impurity 24 (CAS CATO-C4X-222624)
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