PubChem
https://pubchem.ncbi.nlm.nih.govPubChem is the 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.
Chemical Name Search - NIST
webbook.nist.gov › chemistry › name-serSearch for Species Data by Chemical Name. Please follow the steps below to conduct your search (Help) : Enter a chemical species name or pattern: (e.g., methane, *2-hexene) Select the desired units for thermodynamic data: SI calorie-based. Select the desired type (s) of data: Thermodynamic Data. Other Data. Gas phase.
Chemical nomenclature - Wikipedia
https://en.wikipedia.org/wiki/Chemical_nomenclatureA chemical nomenclature is a set of rules to generate systematic names for chemical compounds. The nomenclature used most frequently worldwide is the one created and developed by the International Union of Pure and Applied Chemistry (IUPAC). The IUPAC's rules for naming organic and inorganic compounds are contained in two publications, known as the Blue Book and the Red Book, respectively. A third publication, known as the Green B…
Chemical symbol - Wikipedia
https://en.wikipedia.org/wiki/Chemical_symbolChemical symbols are the abbreviations used in chemistry for chemical elements, functional groups and chemical compounds. Element symbols for chemical elements normally consist of one or two letters from the Latin alphabet and are written with the first letter capitalised. In Chinese, each chemical element has a dedicated character, usually created for the purpose …
List of chemical elements - Wikipedia
https://en.wikipedia.org/wiki/List_of_chemical_elements122 rader · This is a list of the 118 chemical elements which have been identified as of 2022. A chemical element, often simply called an element, is a species of atoms which all have the same number of protons in their atomic nuclei (i.e., the same atomic number, or Z).. A popular visualization of all 118 elements is the periodic table of the elements, a convenient tabular …
Chemical Name Search - NIST
https://webbook.nist.gov/chemistry/name-serSearch for Species Data by Chemical Name. Please follow the steps below to conduct your search (Help) : Enter a chemical species name or pattern: (e.g., methane, *2-hexene) Select the desired units for thermodynamic data: SI calorie-based. Select the desired type (s) of data: Thermodynamic Data. Other Data. Gas phase.