HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 536620Generated: October 29, 2026
Sodium Carbonate → HCID 67254651, compound
https://huagongshe.com/reaction/536620
Participants
| Role | Name | HCID | Charge |
|---|
| Reactant | Sodium Carbonate | HCID 10340 | — |
| Reactant | (4-Methoxyphenyl)boronic acid | HCID 201262 | — |
| Reactant | HCID 67254789 | HCID 67254789 | — |
| Catalyst | HCID 178418476 | HCID 178418476 | — |
| Solvent | Water | HCID 962 | — |
| Solvent | 1,4-Dioxane | HCID 31275 | — |
| Product | HCID 67254651 | HCID 67254651 | 88.3% |
Reaction Steps
A mixture of ethyl 3-(5-bromo-4-(4-cyano-2-methylphenyl)thiophen-3-yl)propanoate (35 mg, 0.09 mmol), 4-methoxyphenylboronic acid (16 mg, 0.10 mmol), Na2CO3 (19 mg, 0.18 mmol), Pd(PPh3)2Cl2 (6 mg, 0.009 mmol) in a mixture of dioxane and H2O (5 mL, 4:1) was stirred at 100° C. overnight under nitrogen. The mixture was neutralized to pH=5, and extracted with EtOAc. The organic layer was concentrated, and purified by preparative TLC to give 3-(4-(4-cyano-2-methylphenyl)-5-(4-methoxyphenyl)thiophen-3-yl)propanoic acid (30 mg, yield 86%) as yellow oil.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
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| Patent number | US08859611B2 |
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| Source dataset | uspto-grants-2014_10 |
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| ORD ID | ord-c57bcea54dae4df4b3ce1b5a048dc67f |
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| Source note | uspto-grants-2014_10 |
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