5,6-Dihydro-2h-thiopyran-3-carbaldehyde CAS 30058-79-8
| CAS No. | 30058-79-8 |
| Molecular Formula | C6H8OS |
| Molecular Weight | 128.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to sulfur-containing functionality, a hydroxyl group, an ether linkage, 5,6-Dihydro-2h-thiopyran-3-carbaldehyde is typically white to off-white liquid. Its solid-state physicochemical attributes — including a molecular weight of 128.19 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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).
5,6-Dihydro-2h-thiopyran-3-carbaldehyde (CAS 30058-79-8), molecular formula C6H8OS and molecular weight 128.19 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), 5,6-Dihydro-2h-thiopyran-3-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 | C6H8OS |
| Molecular Weight | 128.19 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1965 |
| Sulfur Atoms | 1 |
Related Dihydro Standards
- 3,4-Dihydro-2-ethoxy-2H-pyrane (CAS 103-75-3)
- 3,4-Dihydro-2-methoxy-4-methyl-2H-pyran (cis- and trans- mixture) (CAS 53608-95-0)
- 5,6-Dihydro-2H-pyran-3-carboxylic acid (CAS 100313-48-2)
- 3,6-dihydro-2H-pyran-2-carboxylic acid (CAS 116233-54-6)
- Methyl 4,5-dihydro-1H-pyrazole-5-carboxylate (CAS 164928-01-2)
- 1-Methyl-4,5-dihydro-1H-imidazole-4-carboxylic acid (CAS 17289-23-5)
- 1-(5,6-dihydro-1,4-dioxin-2-yl)ethan-1-one (CAS 59602-14-1)
- 2-Methyl-4,5-dihydro-1h-imidazole-4-carboxylic acid (CAS 902771-01-1)
Recommended Standards
- 4-Methylthiophene 2-ylmethanol (CAS 74395-18-9)
- 5-Ethylthiophen-2-ol (CAS 904044-42-4)
- 4-Methyl-2-(methylthio)furan (CAS 84735-62-6)
- N-(2-Hydroxyethyl)-N,N-dimethyl-2-propyn-1-aminium (CAS 685082-61-5)
- 6-(4-Methoxybenzyl)-5,6-dihydro-7H-pyrrolo[3,4-b]pyridin-7-one (CAS 919093-57-5)
- 5-(4-Chlorobenzyl)-2-mercapto-6-methylpyrimidin-4-ol (CAS 36327-93-2)
- Methyl 3-(4-ethylphenyl)-3-oxopropanoate (CAS 219745-13-8)
- Bicyclo[1.1.1]pentane-2-carboxylic acid (CAS 22287-40-7)
- 3-(2-Mercapto-4-methyl-6-oxo-1,6-dihydropyrimidin-5-yl)propanoic acid (CAS 945-12-0)
- trans-4'-Ethyl-(1,1'-bicyclohexyl)-4-carboxylic acid (CAS 84976-67-0)
- Methyl 4-Methoxyindoline-6-carboxylate (CAS 928771-48-6)
- 2-Amino-N-(4-chloro-3-(trifluoromethyl)phenyl)acetamide hydrochloride (CAS 1583177-64-3)
- 1-Chloro-3-morpholinopropan-2-ol (CAS 40893-69-4)
- Des-Leu26-Tirzepatide (CAS CATO-CPTD788947)
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