2-(Naphthalen-1-yl)quinazolin-4(3H)-one CAS 18818-37-6
| CAS No. | 18818-37-6 |
| Molecular Formula | C18H12N2O |
| Molecular Weight | 272.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 2-(Naphthalen-1-yl)quinazolin-4(3H)-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.
2-(Naphthalen-1-yl)quinazolin-4(3H)-one (CAS 18818-37-6), molecular formula C18H12N2O and molecular weight 272.30 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C18H12N2O, 2-(Naphthalen-1-yl)quinazolin-4(3H)-one contains a steroid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 272.30 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).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C18H12N2O |
| Molecular Weight | 272.30 g/mol |
| 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 2 |
Related Naphthalen Standards
- Ethyl 4-(naphthalen-2-yloxy)-3-oxobutanoate (CAS 1225829-63-9)
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- 2-(Naphthalen-1-yl)-5-phenyl-1,3,4-oxadiazole (CAS 897-18-7)
- 2-(Naphthalen-2-yl)imidazo[1,2-a]pyridine-3-carbaldehyde (CAS 720696-77-5)
- 4-(Naphthalen-1-yl)phthalazin-1(2H)-one (CAS 57835-94-6)
- 3-(Naphthalen-1-yl)-1-(p-tolyl)prop-2-en-1-one (CAS 56412-55-6)
- 4-(Naphthalen-2-yl)-2,3-dihydro-1h-1,5-benzodiazepine (CAS 946384-89-0)
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Recommended Standards
- N-(4-Methoxybenzyl)-1-(3-nitrophenyl)methanamine (CAS 186129-17-9)
- (E)-2-(3,5-Dimethyl-4-(phenyldiazenyl)-1H-pyrazol-1-yl)acetic acid, 97% (CAS 1883739-29-4)
- 4-(Azidomethyl)-2-(4-isopropoxyphenyl)-5-methyl-1,3-oxazole (CAS 1858241-55-0)
- Ethyl 3-benzyloxy-4-hydroxybenzoate, 97% (CAS 188564-63-8)
- 1799974-70-1 KI696 (CAS 1799974-70-1)
- 3-(Prop-2-yn-1-ylamino)tetrahydro-2H-thiopyran-3-carboxylic acid 1,1-dioxide (CAS 1342430-62-9)
- D-Furaltadone hydrochloride (CAS 2818-22-6)
- 2,3,4,5-tetrahydro-1,4-benzoxazepin-7-ol hydrochloride (CAS 1989672-73-2)
- Indolin-6-amine (CAS 15918-79-3)
- tert-Butyl ((1,3-dioxolan-2-yl)methyl)carbamate (CAS 773095-22-0)
- (4-Amino-3-nitrophenyl)(4-methylpiperazin-1-yl)methanone (CAS 1160994-45-5)
- trans-4-(2-Iso-propylbenzoyl)cyclohexane-1-carboxylic acid (CAS 736136-20-2)
- (5-Cyclopropyl-1-methyl-1h-pyrazol-3-yl)methanamine (CAS 1174305-90-8)
- Semaglutide Impurity 123 (CAS 71997-93-8)
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