5-(Methoxymethyl)-4-{[(3-pyridinylmethyl)amino]methylene}-2,4-dihydro-3H-pyrazol-3-one CAS 240799-76-2
| CAS No. | 240799-76-2 |
| Molecular Formula | C12H14N4O2 |
| Molecular Weight | 246.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 5-(Methoxymethyl)-4-{[(3-pyridinylmethyl)amino]methylene}-2,4-dihydro-3H-pyrazol-3-one.
5-(Methoxymethyl)-4-{[(3-pyridinylmethyl)amino]methylene}-2,4-dihydro-3H-pyrazol-3-one (CAS 240799-76-2), molecular formula C12H14N4O2 and molecular weight 246.27 g/mol, is a CATO reference standard with documented purity and traceability.
5-(Methoxymethyl)-4-{[(3-pyridinylmethyl)amino]methylene}-2,4-dihydro-3H-pyrazol-3-one (C12H14N4O2) 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.
As a certified reference material (CRM), 5-(Methoxymethyl)-4-{[(3-pyridinylmethyl)amino]methylene}-2,4-dihydro-3H-pyrazol-3-one meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C12H14N4O2 |
| Molecular Weight | 246.27 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 4 |
Related Methoxymethyl Standards
- 5-(Methoxymethyl)-4-{[(2-pyridinylmethyl)amino]methylene}-2,4-dihydro-3H-pyrazol-3-one (CAS 240799-74-0)
- Methoxymethyl(diphenyl)phosphine Oxide (CAS 4455-77-0)
- Ethyl 2-((5-(methoxymethyl)-1,3,4-thiadiazol-2-yl)amino)-2-oxoacetate (CAS 510763-29-8)
- 2-[2-(Methoxymethyl)phenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 1688661-75-7)
- 2-(3-(Methoxymethyl)phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 675605-91-1)
- 2-(4-(Methoxymethyl)phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 675605-92-2)
- 6-(Methoxymethyl)-3-(1-methyl-1H-pyrazol-4-yl)-4,5,6,7-tetrahydro-[1,2,3]triazolo[1,5-a]pyrazine (CAS 1422138-59-7)
- (5-(Methoxymethyl)-1H-1,2,4-triazol-3-yl)(4-methoxyphenyl)methanamine (CAS 1674433-86-3)
Recommended Standards
- 5,6-Diamino-1-phenethylpyrimidine-2,4(1H,3H)-dione (CAS 937600-08-3)
- 5-(1-Phenyl-1H-pyrrol-2-yl)pyridazine-4-carbonitrile (CAS 919785-70-9)
- 5-Amino-6-(ethyl(phenyl)amino)pyrimidine-2,4(1H,3H)-dione (CAS 62348-45-2)
- 4-Propoxy-N-(1H-1,2,4-triazol-5-yl)benzamide (CAS 892681-82-2)
- 3-(1-Pyrazolyl)-1-propanol (CAS 180741-37-1)
- Benzyl 4-(3-((tert-butoxycarbonyl)amino)azetidin-1-yl)piperidine-1-carboxylate (CAS 883546-87-0)
- 1thia-2-azaspiro[4.4]nonane 1,1-dioxide (CAS 1547005-85-5)
- 6-(Trifluoromethoxy)quinoline-3-carboxylic acid (CAS 2002471-85-2)
- 2-Propenoic acid, butyl ester, polymer with 1,1-dichloroethene and 2-propenenitrile (CAS 26300-99-2)
- N,N-Dimethyl-1-phenylisoquinoline-3-carboxamide (CAS 89242-05-7)
- 1-(propan-2-yl)-1H-1,2,3-triazole-4-carbaldehyde (CAS 129027-64-1)
- 3-hydrazinyl-4H-1,2,4-triazole (CAS 38767-33-8)
- (1-Methylisoquinolin-8-yl)methanol (CAS 136602-82-9)
- Semaglutide impurity 27 (CAS CATO-C4X-222627)
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