2-(Methoxymethyl)-thiophene-5-boronic acid pinacol ester CAS 2102681-58-1
| CAS No. | 2102681-58-1 |
| Molecular Formula | C12H19BO3S |
| Molecular Weight | 254.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 2-(Methoxymethyl)-thiophene-5-boronic acid pinacol ester is closely related to a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
CATO supplies 2-(Methoxymethyl)-thiophene-5-boronic acid pinacol ester (CAS 2102681-58-1), a certified reference material (molecular formula C12H19BO3S, MW 254.15 g/mol) for analytical method development and quality control.
Structurally, 2-(Methoxymethyl)-thiophene-5-boronic acid pinacol ester (C12H19BO3S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 3.5, corresponding to approximately 3 ring(s) or double-bond equivalent(s). With a molecular weight of 254.15 g/mol, it falls into the medium-molecular-weight range. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
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 2-(Methoxymethyl)-thiophene-5-boronic acid pinacol ester 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 | C12H19BO3S |
| Molecular Weight | 254.15 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.5 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1997 |
| Sulfur Atoms | 1 |
Related Methoxymethyl Standards
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Recommended Standards
- 2-(Bromomethyl)-4-phenylthiazole (CAS 78502-79-1)
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- 2-(4-Bromophenyl)-4-methyl-1,3-thiazole (CAS 850852-62-9)
- 2-Bromo-5-methyl-4-phenyl-1,3-thiazole (CAS 412923-45-6)
- 2,6-Difluorobenzoyl Chloride (CAS 18063-02-0)
- (2-(Isobutylamino)phenyl)methanol (CAS 121385-36-2)
- n-(4-Ethoxyphenyl)-2-hydroxybenzamide (CAS 64700-55-6)
- 8-(2-(4-Hydroxy-6-oxotetrahydro-2h-pyran-2-yl)ethyl)-3,7-dimethyl-1,2,3,7,8,8a-hexahydronaphthalen-1-yl 2-methylbutanoate (CAS 79952-43-5)
- 1-(6-Aminopyridin-3-yl)propan-1-one (CAS 1355218-29-9)
- Ethyl 4-cyano-5-(methylthio)thiophene-2-carboxylate (CAS 116170-84-4)
- Brivaracetam Impurity 138 (CAS CATO-C4X-2007138)
- 11α-Hydroxyallopregnane-3,20-dione (CAS 565-96-8)
- [5-(Thiophen-2-yl)-1,2-oxazol-3-yl]methanol (CAS 194491-44-6)
- Semaglutide Impurity 148 (CAS CATO-C4X-2226148)
Why CATO?
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