2,5-dimethylthiophene-3-carbaldehyde CAS 26421-44-3
| CAS No. | 26421-44-3 |
| Molecular Formula | C7H12OS |
| Molecular Weight | 144.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Owing to sulfur-containing functionality, a hydroxyl group, an ether linkage, 2,5-dimethylthiophene-3-carbaldehyde is typically white to off-white liquid. Its solid-state physicochemical attributes — including a molecular weight of 144.23 g/mol — guide the selection of appropriate sample preparation and analytical techniques.
CATO supplies 2,5-dimethylthiophene-3-carbaldehyde (CAS 26421-44-3), a certified reference material (molecular formula C7H12OS, MW 144.23 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 2,5-dimethylthiophene-3-carbaldehyde 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 | C7H12OS |
| Molecular Weight | 144.23 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) | 2.0 |
| CAS Registry Year (est.) | 1964 |
| Sulfur Atoms | 1 |
Related dimethylthiophene Standards
- 2,5-Dimethylthiophene-3-thiol (CAS 29874-05-3)
- 2,4-Dimethylthiophene-3-carbaldehyde (CAS 63826-85-7)
- 3,4-Dimethylthiophene-2-carbaldehyde (CAS 343268-79-1)
- 3,5-Dimethylthiophene-2-carbaldehyde (CAS 85895-83-6)
- 4,5-Dimethylthiophene-2-carbaldehyde (CAS 5928-48-3)
- 4,5-Dimethylthiophene-3-carbaldehyde (CAS 30187-23-6)
- 2,5-Dimethylthiophene-3-carbonitrile (CAS 31883-38-2)
- 2,5-Dimethylthiophene-3-carboximidamide (CAS 1251102-46-1)
Recommended Standards
- 2,2-Dimethyl-tetrahydrothiophene-3-carboxaldehyde (CAS 83413-93-8)
- 2,6-DIMETHYLTETRAHYDRO-4H-THIOPYRAN-4-ONE (CAS 2323-17-3)
- 2,2,4,4-Tetramethylthietan-3-one (CAS 58721-01-0)
- 2-Oxa-7-thiaspiro[3.5]nonane (CAS 2892449-71-5)
- Palonosetron Impurity 24 (CAS 83721-32-8)
- 1-(Naphthalen-2-yl)butan-1-ol (CAS 4614-04-4)
- 1-(3-(Indolin-1-yl)phenyl)-N-methylmethanamine (CAS 92083-23-3)
- N-(3-amino-4-methylphenyl)-4-cyanobenzamide (CAS 221876-05-7)
- 2-Chloro-N-(2-hydroxyphenyl)nicotinamide (CAS 10189-45-4)
- rel-(αR,βS)-β-(Acetylamino)-α-hydroxy-γ-oxobenzenebutanoic acid (CAS 87081-54-7)
- N-(2-(3-Bromobenzoyl)-4,5-dimethoxyphenyl)acetamide (CAS 886493-93-2)
- 4-(4-Fluorophenyl)-3-(nitromethyl)-5-(trifluoromethyl)-4H-1,2,4-triazole (CAS 338402-52-1)
- Pbb-No. 29 (CAS 115245-07-3)
- 3X Flag Peptide trifluoroacetate salt (CAS 402750-12-3)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com