Quinazoline-5-carbaldehyde CAS 873653-76-0
| CAS No. | 873653-76-0 |
| Molecular Formula | C9H6N2O |
| Molecular Weight | 158.16 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 158.16 g/mol gives Quinazoline-5-carbaldehyde distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
Quinazoline-5-carbaldehyde (CAS 873653-76-0), molecular formula C9H6N2O and molecular weight 158.16 g/mol, is a CATO reference standard with documented purity and traceability.
Quinazoline-5-carbaldehyde (C9H6N2O) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. Its physicochemical properties are representative of its class; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.
As a certified reference material (CRM), Quinazoline-5-carbaldehyde 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 | C9H6N2O |
| Molecular Weight | 158.16 g/mol |
| Appearance | Pale yellow to 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
Related Quinazoline Standards
- Quinazoline-8-carbaldehyde (CAS 1823899-37-1)
- Quinazoline-2-carbaldehyde (CAS 875251-57-3)
- Quinazoline-6-carbaldehyde (CAS 439811-22-0)
- Quinazoline-5,8-dione (CAS 24271-82-7)
- Quinazoline-2,6-diamine (CAS 882670-95-3)
- Quinazoline-5-carbonitrile (CAS 1231761-02-6)
- Quinazoline-6-carbonitrile (CAS 1231761-03-7)
- Quinazoline-7-carbonitrile (CAS 1231761-04-8)
Recommended Standards
- Pemetrexed Impurity 64 (CAS 65906-68-5)
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- N-Nitroso-D,L-pipecolic Acid (CAS 4515-18-8)
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