Cyclic compounds (4)
Food Additives (1)
Sigma Aldrich (1)
TCI Chemicals (1)
gulonic acid gamma-lactone · beta-glucono-1,5-lactone · GDL (gluconate)
Glucono delta-lactone (GDL), also known as gluconolactone, is a food additive with the E number E575 used as a sequestrant, an acidifier, or a curing, pickling, or leavening agent. It is a lactone of D-gluconic acid. Pure GDL is a white odorless crystalline powder.
936-52-7 (99447-37-7, 936-52-7)
iodobenzene, 123I-labeled · iodobenzene, 14C-labeled · iodobenzene, 125I-labeled
Iodobenzene is an organoiodine compound consisting of a benzene ring substituted with one iodine atom. It is useful as a synthetic intermediate in organic chemistry. It is a volatile colorless liquid, although aged samples appear yellowish.
THIOPHENE (25233-34-5, 110-02-1)
Thiophene is a heterocyclic compound with the formula C4H4S. Consisting of a planar five-membered ring, it is aromatic as indicated by its extensive substitution reactions. It is a colorless liquid with a benzene-like odor.
potassium phthalimide · phthalimide potassium salt · phthalimide calcium (2:1) salt
Phthalimide is the organic compound with the formula C6H4(CO)2NH. It is the imide derivative of phthalic anhydride. It is a sublimable white solid that is slightly soluble in water but more so upon addition of base.
PYRROLE (16199-06-7, 30604-81-0, 109-97-7)
Pyrrole is a heterocyclic aromatic organic compound, a five-membered ring with the formula C4H4NH. It is a colorless volatile liquid that darkens readily upon exposure to air. Substituted derivatives are also called pyrroles, e.g., N-methylpyrrole, C4H4NCH3.