7,8-Dihydroquinazolin-6(5H)-one CAS 944895-73-2
| CAS No. | 944895-73-2 |
| Molecular Formula | C8H8N2O |
| Molecular Weight | 148.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 7,8-Dihydroquinazolin-6(5H)-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.
7,8-Dihydroquinazolin-6(5H)-one (CAS 944895-73-2), molecular formula C8H8N2O and molecular weight 148.16 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 7,8-Dihydroquinazolin-6(5H)-one (C8H8N2O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 6.0, corresponding to approximately 6 ring(s) or double-bond equivalent(s). With a molecular weight of 148.16 g/mol, it falls into the low-molecular-weight range. 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 | C8H8N2O |
| Molecular Weight | 148.16 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
Related Dihydroquinazolin Standards
- 3,4-Dihydroquinazolin-2(1H)-one (CAS 66655-67-2)
- 5,8-Dihydroquinazolin-4(1H)-one (CAS 99966-39-9)
- 5,8-Dihydroquinazolin-7(6H)-one (CAS 944895-94-7)
- 1,2-Dihydroquinazolin-4-amine (CAS 253769-57-2)
- 1,4-Dihydroquinazolin-2-amine (CAS 75191-78-5)
- 3,4-Dihydroquinazolin-8-amine (CAS 653577-49-2)
- 3,4-Dihydroquinazolin-4-one 4(1H)-Quinazolinone 4(3H)-Quinazolinone 4(3H)-Quinazolone 4-Hydroxyquinazoline 4-Oxo-3,4-dihydroquinazoline 4-Oxoquinazoline 4-Quinazolinol 4-Quinazolinone 4-Quinazolone 491-36-1 Quinazolinone (CAS 491-36-1)
- 1,2-dihydroquinazolin-2-one (CAS 7471-58-1)
Recommended Standards
- 7,8-Dihydro-5(6H)-quinazolinone (CAS 21599-28-0)
- 7-Aminoindolin-2-one (CAS 25369-32-8)
- 7,8-DIHYDRO-1,7-NAPHTHYRIDIN-6(5H)-ONE (CAS 853648-47-2)
- 7-Benzofuranmethanol (CAS 209256-55-3)
- Pd2(DBA)3 (CAS 52409-22-0)
- 1-(1-(Tert-butoxycarbonyl)pyrrolidin-3-yl)azetidine-3-carboxylic acid (CAS 889953-47-3)
- 3-(4-Bromophenyl)thiomorpholine (CAS 1082821-90-6)
- 4-(chloromethyl)-3-methyl-6-oxo-6,7-dihydrothieno[2,3-b]pyridine-2-carboxylic acid (CAS 923127-55-3)
- 1-Bromo-2-pentanone (CAS 817-71-0)
- N-(1,1-Dioxidotetrahydrothiophen-3-yl)-N-methylnitrous amide (CAS 13256-21-8)
- 2-Methoxybenzyl isothiocyanate (CAS 17608-09-2)
- [(1-Benzoylpyrrolidin-2-yl)methyl]amine oxalate (CAS 1982950-34-4)
- (R)-1-(Pyridin-4-yl)propan-1-aminehydrochloride (CAS 1311254-88-2)
- Semaglutide Impurity 143 (CAS CATO-C4X-2226143)
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