List of articles in "Chemical Substance" category - Page 1047

Retinol is one of the animal forms of vitamin A. It is a diterpenoid and an alcohol. It is convertible to other forms of vitamin A and the retinyl ester […]

Pantothenic acid also called pantothenate or vitamin B5 (a B vitamin) is a water-soluble vitamin. For many animals pantothenic acid is an essential nutrient. Animals require pantothenic acid to synthesize […]

Cinnabar (pronounced /ˈsɪnəbɑr/) or cinnabarite /sɪnəˈbɑraɪt/ (red mercury(II) sulfide (HgS) native vermilion) is the common ore of mercury.

Sodium cyanide is an inorganic compound with the formula NaCN. It is a white water-soluble solid. Cyanide has a high affinity for metals which leads to the high toxicity of […]

Acetylcholine (ACh pron. ah-See-tul-KO-leen) is an organic molecule that acts as a neurotransmitter in many organisms including humans. It is an ester of acetic acid and choline with chemical formula […]

Cysteine (abbreviated as Cys or C) is an α-amino acid with the chemical formula HO2CCH(NH2)CH2SH. It is a semi-essential amino acid which means that it can be biosynthesized in humans. […]

7-Dehydrocholesterol is a zoosterol that functions in the serum as a cholesterol precursor and is converted to vitamin D3 in the skin therefore functioning as provitamin-D3. The presence of this […]

Xanthine (/ˈzænθiːn/ or /ˈzænθaɪn/; archaically xanthic acid) (37-dihydro-purine-26-dione) is a purine base found in most human body tissues and fluids and in other organisms. A number of stimulants are derived […]

Cadaverine is a foul-smelling diamine compound produced by protein hydrolysis during putrefaction of animal tissue. Cadaverine is a toxic diamine with the formula NH2(CH2)5NH2 which is similar to putrescine. Cadaverine […]

Putrescine or tetramethylenediamine is a foul-smelling organic chemical compound NH2(CH2)4NH2 (14-diaminobutane or butanediamine) that is related to cadaverine; both are produced by the breakdown of amino acids in living and […]