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Chemical Databases Online Pt Sign In My Account Help Manual Access Provided by: To access all features Sign In | Search by Structure | Browse Chemicals | hidden Chemical Text Search Search Terms ui-button Search by Name, Synonym, Molecular Formula, CAS Registry Number, InChI, InChI Key and/or SMILES Search Explore CHEMnetBASE A collection of Cutting-Edge Interactive Databases and Dictionaries CRC Handbook of Chemistry and Physics Combined Chemical Dictionary Dictionary of Natural Products Dictionary of Organic Compounds Dictionary of Drugs Dictionary of Inorganic and Organometallic Compounds Dictionary of Commonly Cited Compounds Dictionary of Marine Natural Products Dictionary of Food Compounds Polymers: A Property Database Properties of Organic Compounds Text Editor - Add Special Characters hidden Maximum number of characters allowed (including tags):0 Save Cancel Help & Info Contact Us Help T&F Group Privacy Notice Request a Free Trial Watch Video Terms & Conditions Accessibility Journals Taylor & Francis Online CogentOA Online Products Taylor & Francis eBooks Digital Platforms and Products © 2020 Informa UK Limited (P1) CHEMnetBASE Introduction Watch Video Close Scheduled maintenance. 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Your IP address is: 173.255.215.40 Subscription To CHEMnetBASE Products Handbook Of Chemistry and Physics Online Enquire Combined Chemical Dictionary Enquire Dictionary of Natural Products Enquire Dictionary of Organic Compounds Enquire Dictionary of Drugs Enquire Dictionary of Inorganic and Organometallic Compounds Enquire Dictionary of Commonly Cited Compounds Enquire Dictionary of Marine Natural Products Enquire Dictionary of Food Compounds Enquire Polymers: A Property Database Enquire Properties of Organic Compounds Enquire Close Change Your Workspace Password Username Current Password New Password Confirm New Password Change Password Cancel Update your Personal Workspace Details Username Title [Select] Dr Prof Miss Mrs Ms Mr Mx [Select] Dr Prof Miss Mrs Ms Mr Mx First Name (Given) Last Name (Family) Email address Update Cancel Workspace Sign In Reminder hidden Please enter your username and/or your e-mail address: Username Email Address Send Reminder Cancel CHEMnetBASE Simple Search Help The gives the user the ability to search for chemicals across all CHEMnetBASE products, excluding Polymers Property Database. The following types of Chemical information can be searched for: Property Description Wildcards Examples Name Chemical name * wildcard Benz[e]acephenanthrylene amino* *azide Synonym Synonyms and Trade Names * wildcard Ceres* p-Aminoacetanilide Molecular Formula Hill Order Molecular Formula- Must consists of letters and numbers. Other characters such as brackets are not permitted. * wildcard C20H26Cl2O2 C18* CAS Registry Numbers CAS numbers, with or without hyphens. Wildcards cannot be used 13943-58-3 or 13943583 InChI The InChi must begin with InChI= Wildcards cannot be used InChI=1S/C2H4O/c1-2-3/h2H,1H3 InChI Key The InChi Key must begin with InChIKey= Wildcards cannot be used InChIKey=UHOVQNZJYSORNB-UHFFFAOYSA-N SMILES Only SMILES structures of 5 or more characters will be searched upon. Wildcards cannot be used CC1=CC(=O)NS(=O)(=O)O1 |t:1| Terms can be linked together using the logical operators: AND OR NOT Examples: Trifluoroacetic* NOT 76-05-1 amino* OR *azide *acid AND C4* Close Your Session is about to Expire! Your session will expire in seconds Please move your cursor to continue. We use cookies to improve your website experience. To learn about our use of cookies and how you can manage your cookie settings, please see our Cookie Policy . By continuing to use the website, you consent to our use of cookies. I Agree Cookie Policy Cookie Policy We have developed this cookie policy (the “Cookie Policy”) in order to explain how we use cookies and similar technologies (together, “Cookies”) on this website (the “Website”) and to demonstrate our firm commitment to the privacy of your personal information. The first time that you visit our Website, we notify you about our use of Cookies through a notification banner. 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