1-Methyl-1H-pyrazolo[3,4-d]pyridazin-4(5H)-one CAS 40995-46-8
| CAS No. | 40995-46-8 |
| Molecular Formula | C6H6N4O |
| Molecular Weight | 150.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to an amide group, a hydroxyl group, an ether linkage, an aromatic ring system, 1-Methyl-1H-pyrazolo[3,4-d]pyridazin-4(5H)-one is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 150.14 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
1-Methyl-1H-pyrazolo[3,4-d]pyridazin-4(5H)-one (CAS 40995-46-8) is a high-purity analytical reference standard with the molecular formula C6H6N4O and a molecular weight of 150.14 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 1-Methyl-1H-pyrazolo[3,4-d]pyridazin-4(5H)-one 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 | C6H6N4O |
| Molecular Weight | 150.14 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 |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1968 |
| Nitrogen Atoms | 4 |
Recommended Standards
- 1-Methyl-1H-imidazo[4,5-b]pyrazin-2(3H)-one (CAS 84996-45-2)
- 1-Methyl-1H-pyrazolo[3,4-d]pyridazin-7(6H)-one (CAS 81305-92-2)
- 1-methyl-1H,4H,7H-pyrazolo[4,3-d]pyrimidin-7-one (CAS 314021-93-7)
- 1-Methyl-1H-pyrazolo[3,4-d]pyrimidin-3(2H)-one (CAS 89418-11-1)
- L-Phenyl-d5-alanine-2,3,3-d3-N-FMOC (CAS 1353853-39-0)
- 4-Amino-5-chloro-2-fluorobenzonitrile (CAS 1443253-03-9)
- N-(6-(6-Chloro-5-(4-fluorophenylsulfonamido)pyridin-3-yl)benzo[d]thiazol-2-yl)acetamide (CAS 1112980-86-5)
- 1-(3-Aminophenyl)pyridin-1-ium (CAS 739333-24-5)
- 1-(3-Methyl-2-(nitro(phenylthio)methylene)imidazolidin-1-yl)ethanone (CAS 62159-33-5)
- 2-[3-(1-cyanoethoxy)phenyl]acetic acid (CAS 1249390-97-3)
- 1-Bromo-2-chloro-4-nitrobenzene (CAS 29682-39-1)
- 8,8-Dimethyl-2-phenyl-7,8-dihydroimidazo[1,2-a]pyrazin-6(5H)-one (CAS 1416439-61-6)
- N-(2,4-dichlorophenyl)piperidine-2-carboxamide hydrochloride (CAS 1078163-25-3)
- [D-Glu]3-Semaglutide (CAS CATO-C4X-2226253)
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