Polycyclic organic compounds, Alkaloid, Cyclic compounds, Quaternary compounds, Heterocyclic compounds (4 or more rings)
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.
4-Aminoquinoline is a form of aminoquinoline with the amino group at the 4-position of the quinoline. A variety of derivatives of 4-aminoquinoline are antimalarial agents useful in treating erythrocytic plasmodial infections. Examples include amodiaquine, chloroquine, and hydroxychloroquine.
1,2,3,4-Tetrahydronaphthalene (68412-24-8, 119-64-2)
Tetralin (1,2,3,4-tetrahydronaphthalene) is a hydrocarbon having the chemical formula C10H12. This molecule is similar to the naphthalene chemical structure except that one ring is saturated.
INDAN (496-11-7, 56573-11-6)
Vinzons, officially the Municipality of Vinzons, is a 3rd class municipality in the province of Camarines Norte, Philippines. According to the 2015 census, it has a population of 43,485 people. The Calaguas Islands are part of Vinzons.
indole hydrochloride · indole, 14C-labeled
Indole is an aromatic heterocyclic organic compound with formula C8H7N. It has a bicyclic structure, consisting of a six-membered benzene ring fused to a five-membered nitrogen-containing pyrrole ring. Indole is widely distributed in the natural environment and can be produced by a variety of bacteria.
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.
Pyrazine is a heterocyclic aromatic organic compound with the chemical formula C4H4N2. Pyrazine is a symmetrical molecule with point group D2h. Pyrazine is less basic than pyridine, pyridazine and pyrimidine.