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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!
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.
I checked PubChem, which is a good source for those like me who don't have direct SciFinder access. It has lolamicin as CAS 2930690-12-1 but none of the others. Mike Turnbull 11:48, 4 December 2024 (UTC) I added the CAS numbers for all but CDD-2807 which doesn't currently have an assigned CAS number.
This page was last edited on 4 February 2023, at 01:33 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.
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Setting this size smaller than the size that generated the new copies will remove the extra fragments. All symmetry-related fragments can be deleted with delete <prefix>* , as in delete dup* . This is useful because choosing an excessively large radius for the symexp command can generate a very large number of new objects.
CAS provided various specialist search services from the 1980s but it was not until 2008 that its "SciFinder" system became available via the web. [ 39 ] By the 1960s, companies synthesizing and testing new chemicals made significant progress in creating in-house databases.
This strong market position generates substantial cash flows that support shareholder returns. Turning to the specifics, the pharmaceutical giant offers investors a 4.3% dividend yield backed by a ...