4-(Thiophen-2-yl)quinazoline-6-carbaldehyde CAS 1121529-14-3
| CAS No. | 1121529-14-3 |
| Molecular Formula | C13H8N2OS |
| Molecular Weight | 240.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(Thiophen-2-yl)quinazoline-6-carbaldehyde (CAS 1121529-14-3) is a high-purity analytical reference standard with the molecular formula C13H8N2OS and a molecular weight of 240.28 g/mol.
Based on its molecular formula C13H8N2OS, 4-(Thiophen-2-yl)quinazoline-6-carbaldehyde contains a nitrogen-containing heterocyclic scaffold, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 240.28 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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), 4-(Thiophen-2-yl)quinazoline-6-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 | C13H8N2OS |
| Molecular Weight | 240.28 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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Recommended Standards
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- 4-Cyclopropylmethanesulfonylbenzoic acid (CAS 1154385-37-1)
- 4-(2,4-Dichlorophenyl)thiazole-2-carboxylic Acid (CAS 952959-45-4)
- 2,4-Dichloro-5,7-difluoroquinazoline (CAS 2383370-49-6)
- 4-(3-Chlorophenyl)-1-cyclopropyl-1H-imidazol-5-amine (CAS 1248768-24-2)
- 6,8-Difluoro-2h-chromene-3-sulfonyl chloride (CAS 1235440-65-9)
- 2-Methyl-3-(1-phenylethoxy)aniline (CAS 1410140-63-4)
- 1-(1-Bromoethyl)-4-chlorobenzene (CAS 14804-61-6)
- N1-(1-Acetyl-1,2,3,4-tetrahydroquinolin-7-yl)-N2-isobutyloxalamide (CAS 898424-32-3)
- Methyl (4-chloro-5H-pyrrolo[3,2-d]pyrimidin-2-yl)carbamate, 97% (CAS 1598381-29-3)
- tert-butyl N-{[3-(hydroxymethyl)oxetan-3-yl]methyl}carbamate (CAS 1393441-68-3)
- Semaglutide impurity 89 (CAS CATO-C4X-222689)
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