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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!
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.
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.
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Screenshot of the CAS Common Chemistry database with information about caffeine ().. A CAS Registry Number [1] (also referred to as CAS RN [2] or informally CAS Number) is a unique identification number, assigned by the Chemical Abstracts Service (CAS) in the US to every chemical substance described in the open scientific literature, in order to index the substance in the CAS Registry.
To reduce use of primary sources, you can use the information in later sources about the predecessors' work. Though check the earlier sources to confirm if reporting is accurate. Use reviews and textbooks if possible. I would think it would be WP:DUE to include this history. Problems occur when it is recent research, and writing is based on ...
Use new products in small amounts to see how you’ll react first. Consider using an anti-fungal shampoo to reduce the amount of fungus on your scalp. When to see a doctor for scalp pain.
A social media post about an Apple Watch ban went viral, and the internet is divided on whether smartwatches should be banned at weddings. What does an expert say?