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Protective Groups What are protective groups? A protective group (also referred to as "protecting group") is a reversably formed derivative of an existing functional group in a molecule. Instructor User Guide for ChemPortal - courses.bfwpub.com and access your course. To get access to ChemPortal, your students have two options: 1. They can purchase access to ChemPortal through the campus bookstore (either packaged with a printed textbook or by itself). 2. They can purchase access to ChemPortal directly from our web site. eChemPortal property search tutorial - YouTube 28.05.2014 · This tutorial explains how to perform a property search on a specific chemical in eChemPortal.

Mit IGS werden Stoffidentifikationen, Grenzwerte und rechtliche Vorschriften auf verständliche Weise präsentiert. Das Ziel von IGS-public ist, Bürgerinnen und Bürger, die nicht über chemische Vorkenntnisse verfügen, über gefährliche bzw. umweltrelevante Stoffe zu informieren, über Gefahren beim Umgang mit gefährlichen Stoffen aufzuklären sowie Sicherheitsmaßnahmen darzulegen.

Chemical Portal - Chemistry Online Education Chemical portal: a place for chemistry enthusiasts and professionals alike. Chemistry tools, periodic table, unit converters and more. Organic Chemistry Portal The Organic Chemistry Portal offers an overview of recent topics, interesting reactions and information on important chemicals for organic chemists. techem Websites Hier sollte eine Beschreibung angezeigt werden, diese Seite lässt dies jedoch nicht zu.

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Registrierte Stoffe - ECHA Die CLP-Verordnung gewährleistet, dass Arbeitnehmer und Verbraucher in der Europäischen Union durch die Einstufung und Kennzeichnung von Chemikalien eindeutig über die mit Chemikalien verbundenen Gefahren informiert werden. tert-Butanesulfinamide - Wikipedia tert-Butanesulfinamide (also known as 2-methyl-2-propanesulfinamide or Ellman's sulfinamide) is an organosulfur compound and a member of the class of sulfinamides.Both enantiomeric forms are commercially available and are used in asymmetric synthesis as chiral auxiliaries, often as chiral ammonia equivalents for the synthesis of amines. EarthChem Portal | EarthChem Search the EarthChem Portal . New EarthChem Portal (Beta Version) The EarthChem Portal offers a "one-stop-shop" for geochemistry data of the solid earth with access to complete data from multiple data systems operated by different providers. The portal returns integrated search results from the federated databases PetDB (IEDA), SedDB (IEDA), GEO LANUV

ChemIDplus - 72244-98-5 - Poly(oxy(methyl-1,2-ethanediyl)),

echemportal.net - Research Chemical Search engine with easy eChemPortal is an interactive chemical marketplace for easy chemical search and procurement. eChemPortal, where Chemical Sourcing is simplified. eChemPortal: Global Portal to Information on Chemical Substances The OECD releases a video tutorial on how to find GHS information in eChemPortal through the substance search and how to search by GHS classification. Currently 11 databases provide GHS information, independent of whether the classifications have undergone a review by a regulatory body or intergovernmental organisation or are based on self-classifications by the producers or importers.