4-Methylthiophene-3-boronic acid pinacol ester
4-Methylthiophene-3-boronic acid pinacol ester structure
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Common Name | 4-Methylthiophene-3-boronic acid pinacol ester | ||
|---|---|---|---|---|
| CAS Number | 476620-20-9 | Molecular Weight | 224.12700 | |
| Density | 1.061g/cm3 | Boiling Point | 305.304ºC at 760 mmHg | |
| Molecular Formula | C11H17BO2S | Melting Point | N/A | |
| MSDS | N/A | Flash Point | 138.443ºC | |
Summary: 4-Methylthiophene-3-boronic acid pinacol ester (CAS number: 476620-20-9, molecular formula: C11H17BO2S, molecular weight: 224.12700), for research-use only, not for medical or clinical usage.
This table lists Chinese names, IUPAC names and various aliases of this chemical substance.
| Name | 4,4,5,5-tetramethyl-2-(4-methylthiophen-3-yl)-1,3,2-dioxaborolane |
|---|---|
| Synonym | More Synonyms |
This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.
| Density | 1.061g/cm3 |
|---|---|
| Boiling Point | 305.304ºC at 760 mmHg |
| Molecular Formula | C11H17BO2S |
| Molecular Weight | 224.12700 |
| Flash Point | 138.443ºC |
| Exact Mass | 224.10400 |
| PSA | 46.70000 |
| LogP | 2.35570 |
| Index of Refraction | 1.501 |
| InChIKey | XXSMGZQARORQMO-UHFFFAOYSA-N |
| SMILES | Cc1cscc1B1OC(C)(C)C(C)(C)O1 |
This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.
This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.
| HS Code | 2934999090 |
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This table lists upstream starting materials and downstream derivative products related to this chemical.
| Precursor 2 | |
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| DownStream 1 | |
CAS#:30318-99-1
CAS#:73183-34-3
CAS#:177735-11-4This table shows customs‑related data including HS‑code, tariff and regulatory conditions for import and export.
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.
| QC-6038 |
| 4-Methyl-3-thiopheneboronic acid pinacol ester |
| 4-methylthiophene-3-boronic acid pinacol ester |
This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.
| Q: What are the downstream products of 4,4,5,5-tetramethyl-2-(4-methylthiophen-3-yl)-1,3,2-dioxaborolane? |
| A: Related downstream products(CAS) of 4,4,5,5-tetramethyl-2-(4-methylthiophen-3-yl)-1,3,2-dioxaborolane: 177735-11-4. |
| Q: What is the molecular formula of 4,4,5,5-tetramethyl-2-(4-methylthiophen-3-yl)-1,3,2-dioxaborolane? |
| A: Molecular formula of 4,4,5,5-tetramethyl-2-(4-methylthiophen-3-yl)-1,3,2-dioxaborolane is C11H17BO2S. |
| Q: What is the LogP of 4,4,5,5-tetramethyl-2-(4-methylthiophen-3-yl)-1,3,2-dioxaborolane? |
| A: LogP of 4,4,5,5-tetramethyl-2-(4-methylthiophen-3-yl)-1,3,2-dioxaborolane is 2.35570. |
| Q: What is the polar surface area (PSA) of 4,4,5,5-tetramethyl-2-(4-methylthiophen-3-yl)-1,3,2-dioxaborolane? |
| A: Polar surface area (PSA) of 4,4,5,5-tetramethyl-2-(4-methylthiophen-3-yl)-1,3,2-dioxaborolane is 46.70000. |
| Q: What is the CAS number of 4,4,5,5-tetramethyl-2-(4-methylthiophen-3-yl)-1,3,2-dioxaborolane? |
| A: CAS number of 4,4,5,5-tetramethyl-2-(4-methylthiophen-3-yl)-1,3,2-dioxaborolane is 476620-20-9. |
| Q: What are the upstream materials of 4,4,5,5-tetramethyl-2-(4-methylthiophen-3-yl)-1,3,2-dioxaborolane? |
| A: Related upstream materials(CAS) of 4,4,5,5-tetramethyl-2-(4-methylthiophen-3-yl)-1,3,2-dioxaborolane: 30318-99-1;73183-34-3. |
| Q: What is the SMILES notation of 4,4,5,5-tetramethyl-2-(4-methylthiophen-3-yl)-1,3,2-dioxaborolane? |
| A: SMILES notation of 4,4,5,5-tetramethyl-2-(4-methylthiophen-3-yl)-1,3,2-dioxaborolane is Cc1cscc1B1OC(C)(C)C(C)(C)O1. |
| Q: What is the molecular weight of 4,4,5,5-tetramethyl-2-(4-methylthiophen-3-yl)-1,3,2-dioxaborolane? |
| A: Molecular weight of 4,4,5,5-tetramethyl-2-(4-methylthiophen-3-yl)-1,3,2-dioxaborolane is 224.12700. |
| Q: What is the InChIKey of 4,4,5,5-tetramethyl-2-(4-methylthiophen-3-yl)-1,3,2-dioxaborolane? |
| A: InChIKey of 4,4,5,5-tetramethyl-2-(4-methylthiophen-3-yl)-1,3,2-dioxaborolane is XXSMGZQARORQMO-UHFFFAOYSA-N. |
| Q: What is the boiling point of 4,4,5,5-tetramethyl-2-(4-methylthiophen-3-yl)-1,3,2-dioxaborolane? |
| A: Boiling point of 4,4,5,5-tetramethyl-2-(4-methylthiophen-3-yl)-1,3,2-dioxaborolane is 305.304ºC at 760 mmHg. |
This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.
| Shanghai Nianxing Industrial Co., Ltd |