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Sulfur (American spelling and the preferred IUPAC name) or sulphur (Commonwealth spelling) is a chemical element; it has symbol S and atomic number 16...

In chemistry, a radical, also known as a free radical, is an atom, molecule, or ion that has at least one unpaired valence electron. With some exceptions...

Phthalates (US: /ˈθæleɪts/ UK: /ˈ(f)θæleɪtsˌ ˈ(f)θælɪts/), or phthalate esters, are esters of phthalic acid. They are mainly used as plasticizers, i.e...

In physics and chemistry, ionization energy (IE) is the minimum energy required to remove the most loosely bound electron(s) (the valence electron(s))...

Methyldopa, also known as α-methyl-L-DOPA and sold under the brand name Aldomet among others, is a medication used for high blood pressure. It is one of...

Oxymetazoline, sold under the brand name Afrin among others, is a topical decongestant and vasoconstrictor medication. It is available over-the-counter...

4-Acetoxy-N,N-dimethyltryptamine (4-AcO-DMT or 4-acetoxy-DMT), also known as O-acetylpsilocin or psilacetin, is a psychedelic drug of the tryptamine family...

Gacyclidine (GK-11, OTO-313) is a psychoactive drug which acts as a dissociative via functioning as a non-competitive NMDA receptor antagonist. It is closely...

MDMB-FUBINACA (also known as MDMB(N)-Bz-F and FUB-MDMB) is an indazole-based synthetic cannabinoid that is a potent agonist for cannabinoid receptors and...

In chemistry, a reaction mechanism is the step by step sequence of elementary reactions by which overall chemical reaction occurs. A chemical mechanism...

In organic chemistry, a carbene is a molecule containing a neutral carbon atom with a valence of two and two unshared valence electrons. The general formula...

A mordant or dye fixative is a substance used to set (i.e., bind) dyes on fabrics. It does this by forming a coordination complex with the dye, which then...

The ethynyl radical (systematically named λ3-ethyne and hydridodicarbon(C—C)) is an organic compound with the chemical formula C≡CH (also written [CCH]...

Terephthalic acid is an organic compound with the chemical structure C6H4(CO2H)2 and chemical formula C8H6O4. This white solid is a commodity chemical...

The Bürgi–Dunitz angle (BD angle) is one of two angles that fully define the geometry of "attack" (approach via collision) of a nucleophile on a trigonal...

Animesh Chakravorty (born 30 June 1935) is an Indian inorganic chemist. Born in Mymensingh city (now in Bangladesh), Chakravorty had his school education...

Methylcyclopentadienyl manganese tricarbonyl (MMT or MCMT) is an organomanganese compound with the formula (C5H4CH3)Mn(CO)3. Initially marketed as a supplement...

Hexachlorobenzene, or perchlorobenzene, is an aryl chloride and a six-substituted chlorobenzene with the molecular formula C6Cl6. It is a fungicide formerly...

Scopoletin is a coumarin found in the root of plants in the genus Scopolia such as Scopolia carniolica and Scopolia japonica, in chicory, in Artemisia...

Carbidopa/levodopa, also known as levocarb and co-careldopa, is the combination of the two medications carbidopa and levodopa. It is primarily used to...