2-(4-Oxoquinazolin-3(4h)-yl)acetamide CAS 16347-71-0
| CAS No. | 16347-71-0 |
| Molecular Formula | C10H9N3O2 |
| Molecular Weight | 203.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-(4-Oxoquinazolin-3(4h)-yl)acetamide (CAS 16347-71-0), molecular formula C10H9N3O2 and molecular weight 203.20 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C10H9N3O2, 2-(4-Oxoquinazolin-3(4h)-yl)acetamide contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 203.20 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).
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.
As a certified reference material (CRM), 2-(4-Oxoquinazolin-3(4h)-yl)acetamide 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 | C10H9N3O2 |
| Molecular Weight | 203.20 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| 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.) | 1961 |
| Nitrogen Atoms | 3 |
Related Oxoquinazolin Standards
- N-(4-Oxoquinazolin-3(4H)-yl)acetamide (CAS 16347-87-8)
- 2-(4-Oxoquinazolin-1(4H)-yl)acetic acid (CAS 105234-30-8)
- 2-(4-Oxoquinazolin-3(4H)-yl)acetic acid, 97% (CAS 14663-53-7)
- Methyl 2-(4-oxoquinazolin-1(4H)-yl)acetate (CAS 106634-16-6)
- 2-(4-Oxoquinazolin-3(4h)-yl)acetohydrazide (CAS 67067-01-0)
- 2-(4-Oxoquinazolin-3(4h)-yl)propanoic acid (CAS 61381-36-0)
- 2-(8-Methyl-4-oxoquinazolin-3(4H)-yl)acetic acid, 97% (CAS 875164-01-5)
- 2-((4-Oxoquinazolin-3(4H)-yl)oxy)acetic acid (CAS 113939-89-2)
Recommended Standards
- 1-(4-(Trifluoromethyl)phenyl)propan-2-amine (CAS 1626-74-0)
- 4-Amino-6-methylcinnoline-3-carboxylic acid (CAS 161373-38-2)
- N'-(2-Cyanoacetyl)benzohydrazide (CAS 16501-75-0)
- N-(4-Oxo-3,4-dihydroquinazolin-6-yl)acetamide (CAS 16064-11-2)
- 5,6,7,8-tetrahydroimidazo[1,2-a]pyridine (CAS 34167-66-3)
- 2,9-Dichloro-1,10-phenanthroline (CAS 29176-55-4)
- (S)-N-((1-Methylpyrrolidin-2-yl)methyl)propan-2-amine (CAS 80090-65-9)
- N-(2-Methoxyphenyl)-2-(8-methyl-2,4-dioxo-1,3-diazaspiro[4.5]decan-3-yl)acetamide (CAS 732999-94-9)
- 2-(4-Chloro-2-(N,N-dimethylsulfamoyl)phenoxy)propanoic acid (CAS 91859-20-0)
- Lornoxicam Impurity 20 (CAS 54166-60-8)
- Nimodipine Impurity 10 (CAS CATO-C4X-138510)
- 3-[2-(4-Methylphenyl)ethenesulfonamido]propanoic acid (CAS 851115-97-4)
- N-(2-Phenylethyl)-3-pentanamine hydrochloride (CAS 1609401-16-2)
- Liraglutide Sodium Salt (CAS 204656-20-2（free base）)
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