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According to CAS, his visionary view of CAS' potential "led to expansion, modernization, and the forging of international alliances with other information organizations." [15] CAS was an early leader in the use of computer technology to organize and disseminate information. [16] The CAS Chemical Registry System was introduced in 1965.
CAS, a division of the American Chemical Society, is pleased to announce that it will contribute to the Wikipedia project. CAS will work with Wikipedia to help provide accurate CAS Registry Numbers ® for current substances listed in Wikiprojects-Chemicals section of the Wikipedia Chemistry Portal that are of widespread general public interest.
For example, something simple like alanine will have one CAS# for the D form, another for L, another for "unspecified" and a fourth one for racemic. There would be another four CAS#s for the hydrochloride, four for the (1:1) sulfate, four for the (2:1)sulfate, etc. It is very important that we match the correct form CAS# to our Chemboxes!
6.11.0 Free Yes ISC license: Web-based, for PHP and MySQL/MariaDB Zotero: Roy Rosenzweig Center for History and New Media at GMU: 2006 2024-08-26 7.0.3 [6] Free / Online storage free up to 300 MB / Additional storage space available Yes AGPL: Multi-platform desktop version with connectors for Firefox, Chrome and Safari. Web-based access to ...
Download QR code; Print/export ... In other projects Appearance. move to sidebar hide. From Wikipedia, the free encyclopedia. Redirect page. ... By using this site, ...
Reaxys is a web-based tool for the retrieval of information about chemical compounds and data from published literature, including journals and patents. The information includes chemical compounds, chemical reactions, chemical properties, related bibliographic data, substance data with synthesis planning information, as well as experimental procedures from selected journals and patents.
The usual place to download a molecular structure file is the PDB website, www.pdb.org, which allows you to search based on a four-character PDB ID or based on keyword descriptions of a particular structure. Once you have found the structure you're looking for, click the 'download files' link on the left side of the page, then click the first ...
Until version 6.5.0 (2011), only minor and major versions were publicly available, while intermediate (maintenance) releases were accessible only to customers of Open Cascade S.A.S. For example, version 6.3.0 was publicly released in 2008, and the next public version 6.5.0 was released in early 2011.