3-溴-1-苯并噻吩-2-羧酸乙酯

3-溴苯并[b]噻吩-2-羧酸乙酯，英文ethyl 3-bromobenzo[b]thiophene-2-carboxylate，CAS 784163-17-3，医药级纯度≥98%（HPLC），是双活性官能团苯并噻吩杂环合成原料。分子含溴取代位点与羧酸乙酯基团，可参与Suzuki偶联、酯水解、环化等多种有机合成反应，广泛应用于新药研发、OLED有机光电功能材料、催化配体制备等领域，稳定供给科研院校与医药化工企业。

本品光敏性较强，光照易氧化变色降低纯度，储存需密封置于2–8℃避光冷藏环境，隔绝水汽与强氧化剂，推荐棕色密封桶封装。

包装规格覆盖微量科研分装至工业批量包装，支持中性无标定制分装，下单可配套提供COA质检报告、MSDS安全技术说明书，大批量采购可协商优惠价格。

Ethyl 3-bromobenzo[b]thiophene-2-carboxylate is a multi-functional benzothiophene building block with purity ≥98%, widely used in pharmaceutical synthesis and optoelectronic materials. Store sealed at 2–8℃ away from light and moisture. Lab and bulk packages are available, COA & MSDS can be provided upon request.