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webbook.nist.gov/chemistry/name-ser

Name Search Help (Back to search) Rules for names and patterns. You may enter the full name or a pattern. Information on patterns is provided in the section below. Searches are not case sensitive. Blank space is ignored in search strings. Warning: The database currently used for name searches contains only a subset of commonly used names. If a ...

pubchem.ncbi.nlm.nih.gov/search/search.cgi

Require: Disallow: Allow: Biological Properties : Chemical Reactions : Imaging Agent : Journal Publishers via MeSH : Metabolic Pathways : Molecular Libraries Screening Center Network

webbook.nist.gov/chemistry/form-ser

Chemical Formula Search Help Rules for chemical formulas (Back to search) Enter a sequence of element symbols followed by numbers to specify the amounts of desired elements (e.g., C6H6). Use correct case for element symbols. If correct case is not used, the formula may be ambiguous and the interpretation chosen may not be the desired one.

commonchemistry.org

Substance Search. Welcome to Common Chemistry ™ from Chemical Abstracts Service (CAS), a web resource that contains CAS Registry Numbers for approximately 7,900 chemicals of widespread general public interest. Common Chemistry is helpful to non-chemists who know either a name or CAS Registry Number ® of a common chemical and want to pair both pieces of information.

www.endmemo.com/chem/chemsearch.php

Chemical Elements, Periodic Table » Compound Name Formula Search » Moles to Grams Calculator » Common Compounds List » Chemical Equation Balancer » Complete List of Acids » Complete List of Bases » Molar to Mass Concentration Converter » Molar Mass Calculator » Cations, Anions List » Dilution Calculator » Molarity Calculator ...

www.chemspider.com/Search.aspx

Search by Systematic name, Synonym, Trade name, Registry number, SMILES or InChI.

www.caslab.com/Chemical-Search

Chemical Search Search chemical compounds and elements by chemical name or CAS number*. Chemical information is for reference only and is subject to change. There is no warranty of accuracy or completeness of any information contained herein. ALS Environmental does not sell chemicals, but offers analytical lab testing to determine the presence ...

www.cdpr.ca.gov/docs/chemical/monster2.htm

Search by chemical name or code: Enter 1) a full or partial chemical name, synonym, or trade name, or 2) a DPR chemical code. Search by CAS number: CAS number is a numeric designation given to a specific chemical compound by the Chemical Abstract Service.

pubchem.ncbi.nlm.nih.gov

PubChem is world's largest collection of freely accessible chemical information. Search chemicals by name, molecular formula, structure, and other identifiers. Find chemical and physical properties, biological activities, safety and toxicity information, patents, literature citations and more.

www.chemspider.com/StructureSearch.aspx

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