methyl 4-(chloromethyl)-5-methylthiophene-2-carboxylate CAS 28686-93-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 28686-93-3 |
| Molecular Formula | C8H9ClO2S |
| Molecular Weight | 204.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
methyl 4-(chloromethyl)-5-methylthiophene-2-carboxylate (CAS 28686-93-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H9ClO2S. Molecular weight: 204.67 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H9ClO2S |
| Molecular Weight | 204.67 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1965 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
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Recommended Standards
- Ethyl 5-chloro-4-methylthiophene-2-carboxylate (CAS 74598-04-2)
- m-Tolylmethanesulfonyl chloride (CAS 53531-68-3)
- 4-Chlorobenzyl methyl sulfone (CAS 5925-80-4)
- Lactose Heptasulfate (CAS CATO-C3D-262596)
- 5-Hydroxy-Clethodim Sulfone (CAS 111031-11-9)
- 1-(2-Bromophenyl)-3-oxocyclobutanecarbonitrile (CAS 1341872-18-1)
- 1-Amino-3-(1-phenylpropoxy)propan-2-ol (CAS 524730-43-6)
- cyclohexyloxy-cyclohexane (CAS 4645-15-2)
- 3-(Tert-butyl)-2h-pyrazolo[3,4-b]pyridin-5-amine (CAS 1368167-04-7)
- MLCK inhibitor peptide 18 (CAS 224579-74-2)
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