2-ethyl-3,4-dihydroquinazoline-4-thione CAS 69729-68-6
| CAS No. | 69729-68-6 |
| Molecular Formula | C10H10N2S |
| Molecular Weight | 190.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C10H10N2S, 2-ethyl-3,4-dihydroquinazoline-4-thione contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 190.26 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).
CATO supplies 2-ethyl-3,4-dihydroquinazoline-4-thione (CAS 69729-68-6), a certified reference material (molecular formula C10H10N2S, MW 190.26 g/mol) for analytical method development and quality control.
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.
CATO manufactures 2-ethyl-3,4-dihydroquinazoline-4-thione under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C10H10N2S |
| Molecular Weight | 190.26 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related ethyl Standards
- 4-oxo-3,4-dihydroquinazoline-7-carboxylic acid (CAS 202197-73-7)
- 4-Oxo-3,4-dihydroquinazoline-2-carboxamide (CAS 76617-97-5)
- 4-oxo-3,4-dihydroquinazoline-5-carboxylic acid (CAS 208774-29-2)
- 3,4-Dihydroquinazoline-4-carboxylic acid (CAS 2167375-75-7)
- 4-Oxo-3,4-dihydroquinazoline-6-carbonitrile (CAS 117297-41-3)
- 4-oxo-3,4-dihydroquinazoline-2-carbohydrazide (CAS 34632-71-8)
- 3,4-Dihydroquinazoline-2(1H)-thione (CAS 22820-08-2)
- 1,4-Dihydroquinazoline-4-carbonitrile (CAS 5132-43-4)
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- 5-Ethylbenzofuran-6-ol (CAS 858792-88-8)
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