2-((3-Isobutyl-4-oxo-3,4-dihydroquinazolin-2-yl)thio)-N-(3-nitrophenyl)acetamide CAS 329079-87-0
| CAS No. | 329079-87-0 |
| Molecular Formula | C20H20N4O4S |
| Molecular Weight | 412.46 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 2-((3-Isobutyl-4-oxo-3,4-dihydroquinazolin-2-yl)thio)-N-(3-nitrophenyl)acetamide is closely related to a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
2-((3-Isobutyl-4-oxo-3,4-dihydroquinazolin-2-yl)thio)-N-(3-nitrophenyl)acetamide (CAS 329079-87-0) is a high-purity analytical reference standard with the molecular formula C20H20N4O4S and a molecular weight of 412.46 g/mol.
Based on its molecular formula C20H20N4O4S, 2-((3-Isobutyl-4-oxo-3,4-dihydroquinazolin-2-yl)thio)-N-(3-nitrophenyl)acetamide contains a flavonoid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 412.46 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.
CATO manufactures 2-((3-Isobutyl-4-oxo-3,4-dihydroquinazolin-2-yl)thio)-N-(3-nitrophenyl)acetamide 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 | C20H20N4O4S |
| Molecular Weight | 412.46 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Isobutyl Standards
- 4-Isobutyl-N-(2-morpholinoethyl)-2,3-dihydro-1H-cyclopenta[4',5']pyrido[3',2':4,5]thieno[3,2-d]pyrimidin-7-amine (CAS 799828-53-8)
- Isobutyl (2-chloropyridin-3-yl)sulfonyl(3-methoxy-5-methylpyrazin-2-yl)carbamate (CAS 186497-45-0)
- Benzyl isobutyl(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)carbamate (CAS 2377607-21-9)
- Isobutyl 4-(2-iodobenzoyl)piperazine-1-carboxylate (CAS 1294742-87-2)
- 3-(4-Isobutyl-5-oxo-4,5-dihydro-[1,2,4]triazolo[4,3-a]quinazolin-1-yl)-N-(4-methylbenzyl)propanamide (CAS 902928-83-0)
- Isobutyl 6-bromo-2-(4-chlorophenyl)quinoline-4-carboxylate (CAS 355421-02-2)
- Isobutyl 3-(5-iodo-1H-indazol-1-yl)benzoate (CAS 1196452-46-6)
- N-Isobutyl-2-((5-(2-(thiophen-2-yl)quinolin-4-yl)-1,3,4-oxadiazol-2-yl)thio)acetamide (CAS 867300-85-4)
Recommended Standards
- 1-[2-(5-Furan-2-yl-4-phenyl-4H-[1,2,4]triazol-3-ylsulfanyl)-acetyl]-piperidine-4-carboxylic acid (CAS 735336-27-3)
- Sunitinib Impurity N1 (CAS 2377533-92-9)
- 1-(4-((4-(6-(Furan-2-yl)pyridazin-3-yl)piperazin-1-yl)sulfonyl)phenyl)ethan-1-one (CAS 946238-71-7)
- 6-(((4,6-Dimethylpyrimidin-2-yl)thio)methyl)-4-oxo-4H-pyran-3-yl 4-ethoxybenzoate (CAS 877635-57-9)
- 2-Methyl-4-phenyl-1,3-thiazole-5-carbohydrazide (CAS 112978-90-2)
- N-Fmoc-N-methyl-1-amino-1-cyclopropanecarboxylic acid (CAS 1702888-95-6)
- 3-(2-Methoxyethoxy)benzoic Acid (CAS 152808-60-1)
- 2-(4-Methylthiazol-5-yl)acetaldehyde (CAS 18764-34-6)
- 2-(Bromomethyl)benzo[d]oxazole-5-acrylic acid (CAS 1803426-19-8)
- 2-((3-Cyano-4-(3,4-dimethoxyphenyl)-6-phenylpyridin-2-yl)thio)-N-(4-ethoxyphenyl)acetamide (CAS 332177-56-7)
- N,N'-Ethylenebisacrylamide (CAS 2956-58-3)
- 4-Aminophenyl methyl hydrogen phosphate (CAS 62729-92-4)
- Stoddard Solvent (CAS 8052-41-3)
- D-β-Asp9-Tirzepatide (CAS CATO-CPTD788932)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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