5,6-diethyl-1,2-dihydropyrazin-2-one CAS 140936-33-0
| CAS No. | 140936-33-0 |
| Molecular Formula | C8H12N2O |
| Molecular Weight | 152.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5,6-diethyl-1,2-dihydropyrazin-2-one (CAS 140936-33-0), a certified reference material (molecular formula C8H12N2O, MW 152.19 g/mol) for analytical method development and quality control.
Structurally, 5,6-diethyl-1,2-dihydropyrazin-2-one (C8H12N2O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 152.19 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 5,6-diethyl-1,2-dihydropyrazin-2-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 | C8H12N2O |
| Molecular Weight | 152.19 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) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
| Nitrogen Atoms | 2 |
Related diethyl Standards
- 1,5-Diethyl-1h-pyrazole-4-carbaldehyde (CAS 1007541-51-6)
- 1,3-Diethyl-1H-pyrazole-5-carbaldehyde (CAS 1352537-65-5)
- 4,6-Diethyl-1,3,5-triazin-2-amine (CAS 5599-20-2)
- diethyl-1,2,4-triazin-3-amine (CAS 89852-47-1)
- 1,3-Diethyl-2-Fluorobenzene (CAS 84604-67-1)
- 5,6-Diethyl-2-methyl-2,3-dihydropyrazine (CAS 101708-69-4)
- 1,4-Diethyl-3,5-dimethyl-1H-pyrazole (CAS 856064-16-9)
- 3,4-Diethyl-5-methyl-1H-pyrrol-2-amine (CAS 861033-68-3)
Recommended Standards
- (6-((Methylamino)methyl)pyridin-2-yl)methanol (CAS 139909-46-9)
- 6-Ethoxy-4-methylpyridin-3-amine (CAS 142078-43-1)
- 3-Isopropoxypyridin-4-amine (CAS 1395034-81-7)
- Hexahydro-1h-pyrrolo[2,1-c]morpholine-3-carbonitrile (CAS 1423025-07-3)
- 5,7-Difluorochroman (CAS 1541675-72-2)
- 2-(Hexahydropyrazolo[1,2-a]pyrazol-1-yl)ethanol (CAS 160281-82-3)
- 1-Benzyl-2,6-dimethyl-piperidin-4-ylamine (CAS 135632-64-3)
- Canagliflozin Impurity 4 (CAS CATO-C4X-11234)
- 2-(3-(Trifluoromethyl)phenyl)-5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole-3-carboxylic acid (CAS 2416673-72-6)
- 1-(Tert-butylthio)-3-hydroxycyclobutane-1-carboxylic acid (CAS 1497086-23-3)
- 5-Nitro-1-phenyl-1H-benzimidazole (CAS 15127-88-5)
- 1-(4-fluorophenyl)-2-{4-[2-(1H-indol-3-yl)ethyl]pyridinium-1-yl}ethan-1-one bromide (CAS 217315-70-3)
- 2-(3-Aminothiophen-2-yl)acetic acid (CAS 740020-96-6)
- Semaglutide Impurity 152 xTFA (CAS CATO-C4X-2226152)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com