methyl thieno[3,4-b]thiophene-2-carboxylate CAS 14630-09-2
| CAS No. | 14630-09-2 |
| Molecular Formula | C8H12O2S2 |
| Molecular Weight | 204.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
methyl thieno[3,4-b]thiophene-2-carboxylate (CAS 14630-09-2), molecular formula C8H12O2S2 and molecular weight 204.31 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, methyl thieno[3,4-b]thiophene-2-carboxylate (C8H12O2S2) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 3.0, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 204.31 g/mol, it falls into the medium-molecular-weight range. 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).
CATO manufactures methyl thieno[3,4-b]thiophene-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 | C8H12O2S2 |
| Molecular Weight | 204.31 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1961 |
| Sulfur Atoms | 2 |
Related methyl Standards
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- methyl thieno[2,3-d]pyrimidine-2-carboxylate (CAS 2111518-43-3)
- methyl thieno[3,2-d]pyrimidine-2-carboxylate (CAS 2109985-21-7)
- 3-Oxo-3-(thieno[2,3-b]pyridin-2-yl)propanenitrile (CAS 1186405-15-1)
- 4H-Thieno[2,3-c]chromen-4-one (CAS 56510-31-7)
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Recommended Standards
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- 2-[(4-methyl-1,3-thiazol-5-yl)methoxy]acetic acid (CAS 1265892-62-3)
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- Methyl 3-(4-(trifluoromethyl)phenyl)-1H-pyrazole-5-carboxylate (CAS 192702-34-4)
- 6-Fluoro-4-iodonicotinic acid (CAS 1805064-67-8)
- 3-Methoxy-2-(pentyloxy)benzaldehyde (CAS 101267-80-5)
- 7-Chloro-3-(3-chlorophenyl)-2-mercaptoquinazolin-4(3H)-one (CAS 793716-09-3)
- 1-(4-Chlorobenzyl)-5-methyl-1h-pyrazol-4-amine (CAS 895929-74-5)
- Ethyl 2,5-dimethylnicotinate (CAS 31931-53-0)
- 1-(2-Bromo-4-hydroxy-5-methoxyphenyl)-2-propanone (CAS 1017083-10-1)
- FMRF-Like Neuropeptide (CAS 121801-61-4)
Why CATO?
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