1-(2-Methylthiazol-4-yl)ethan-1-one CAS 23002-78-0
| CAS No. | 23002-78-0 |
| Molecular Formula | C6H7NOS |
| Molecular Weight | 141.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C6H7NOS, 1-(2-Methylthiazol-4-yl)ethan-1-one contains an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 141.19 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).
1-(2-Methylthiazol-4-yl)ethan-1-one (CAS 23002-78-0), molecular formula C6H7NOS and molecular weight 141.19 g/mol, is a CATO reference standard with documented purity and traceability.
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), 1-(2-Methylthiazol-4-yl)ethan-1-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.
Physical & Chemical Properties
| Molecular Formula | C6H7NOS |
| Molecular Weight | 141.19 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Methylthiazol Standards
- 1-(5-Methylthiazol-4-yl)ethanone (CAS 1368187-44-3)
- 2-(4-Methylthiazol-5-yl)acetaldehyde (CAS 18764-34-6)
- 1-(2-Methylthiazol-5-yl)ethanone (CAS 43040-02-4)
- 1-(4-Methylthiazol-2-yl)ethanone (CAS 233665-91-3)
- 1-(4-methylthiazol-5-yl)ethanone (CAS 38205-55-9)
- 1-(5-Methylthiazol-2-yl)ethan-1-one (CAS 59303-17-2)
- 2-(2-Methylthiazol-4-yl)acetaldehyde (CAS 956822-09-6)
- (R)-1-(4-Methylthiazol-2-yl)ethan-1-amine (CAS 1168139-59-0)
Recommended Standards
- 1-(2-Amino-3-thienyl)ethanone (CAS 892127-08-1)
- (Z)-N-Methyl-1-(thiophen-2-yl)methanimine oxide (CAS 925933-53-5)
- 1-(3-Aminothiophen-2-yl)ethanone (CAS 31968-33-9)
- (E)-5-methylthiophene-2-carbaldehyde oxime (CAS 42456-40-6)
- Methyl 2-((tetrahydro-2H-pyran-2-yl)oxy)acetate (CAS 135643-82-2)
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- Semaglutide impurity 200 (CAS CATO-C4X-2226200)
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