methyl 4-chlorothiophene-2-carboxylate CAS 88105-19-5
| CAS No. | 88105-19-5 |
| Molecular Formula | C6H9ClO2S |
| Molecular Weight | 180.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
methyl 4-chlorothiophene-2-carboxylate (CAS 88105-19-5) is a high-purity analytical reference standard with the molecular formula C6H9ClO2S and a molecular weight of 180.65 g/mol.
Based on its molecular formula C6H9ClO2S, methyl 4-chlorothiophene-2-carboxylate contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 180.65 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures methyl 4-chlorothiophene-2-carboxylate 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 | C6H9ClO2S |
| Molecular Weight | 180.65 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1982 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related methyl Standards
- methyl 5-chlorothiophene-3-carboxylate (CAS 36157-43-4)
- 5-Chlorothiophene-2-carbonyl Chloride (CAS 42518-98-9)
- 5-Chlorothiophene-2-sulfinic acid (CAS 126714-86-1)
- 5-Chlorothiophene-2-carbothioamide (CAS 85347-12-2)
- 4-Chlorothiophene-2-carbohydrazide (CAS 1263212-33-4)
- 3-Chlorothiophene-2-carbohydrazide (CAS 478483-31-7)
- 5-Chlorothiophene-2-carbohydrazide (CAS 351983-31-8)
- Methyl 2-chlorothiophene-3-carboxylate (CAS 76360-42-4)
Recommended Standards
- Cyclohex-3-ene-1-sulfonyl chloride (CAS 854724-91-7)
- cyclohex-1-ene-1-sulfonyl chloride (CAS 66605-90-1)
- Milnacipran Impurity 4 (CAS 64805-64-7)
- 4-(acetylsulfanyl)-1-chlorobutan-2-one (CAS 614760-04-2)
- 1-(3-(Difluoromethoxy)phenyl)imidazolidin-2-one (CAS 1378261-25-6)
- Methyl (2S,3S)-3-Benzamido-2-hydroxy-3-phenylpropanoate (CAS 144541-45-7)
- 2-((2-Chlorophenyl)thio)-1-(2,7-dimethylimidazo[1,2-a]pyridin-3-yl)ethan-1-one (CAS 478042-02-3)
- 3-(3,4-dichlorophenoxy)propan-1-ol (CAS 81785-47-9)
- N-{3-[4-Amino-2-(trifluoromethyl)phenoxy]propyl}-N,N-dimethylamine (CAS 946740-42-7)
- (S)-5-Oxotetrahydrofuran-3-yl acetate (CAS 191403-65-3)
- 3,3-Difluoro-2-methylpropan-1-ol (CAS 1426579-95-4)
- (S)-3-(3-(Trifluoromethyl)phenyl)piperazin-2-one (CAS 1228568-35-1)
- (S,R,S)-AHPC-acetamido-O-C2-amine HCl (CAS 2241641-57-4)
- FMRF-Like Peptide from snail Helix aspersa (CAS 98495-35-3)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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