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用户名：dsqtsg密码：dsqtsg0815，百链拥有4.2亿条元数据，期刊、图书、论文、专利和标准等 百链学术搜索

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聚合多个搜索引擎 快搜！虫部落全网独家首发出品！为你聚合Google,百度,必应等国内外综合搜索和学术,资源,专业领域知识等垂直搜索和 AI搜索。精准搜索,便捷交互！是你的网络搜索第一站！

可以查询的条件包括化合物名、分子式、CAS编号或SMILES，检索结果中除了提供结构预览，还可以下载mol格式的化合物3D结构源文件，可直接导入到ChemDraw、ISIS Draw、Sybyl等软件中。此外，还可查看化合物的供应商信息。 ChemExper is a company joining together the areas of chemistry, computer science and telecommunication. The ChemExper Chemical Directory is a free service that allows to find a chemical by its molecular formula, IUPAC name, common name, CAS number, catalog number, substructure or physical characteristics as well as chemical suppliers. This database contains currently more than 10 millions chemicals, 16000 MSDS, 10000 IR spectra and more than 2000 chemical suppliers. You may also SUBMIT your own data!

为科学、技术和医学文献提供在线搜索引擎和租赁服务 Attention Required! | Cloudflare

网络搜索引擎和门户网站 Lycos, Inc., is a web search engine and web portal established in 1994, spun out of Carnegie Mellon University. Lycos also encompasses a network of email, webhosting, social networking, and entertainment websites.

Cnet旗下的综合搜索引擎。

Chemblink是免费的化学产品试剂信息检索网站。可以输入产品名称、CAS号、分子式、供应商、网站来搜索产品进行检索。搜索结果包含的信息量很大，包括产品基本信息、物理化学性质、安全数据及供应商列表等。Chemblink的数据都经过专家审核，权威性较强。 chemBlink provides a free database of chemicals from around the World, searchable for product identifications, CAS numbers, SDS, formulas, suppliers and more. Contact us today.