Atenolol belongs to a class of drugs known as beta blockers. It works by blocking the action of certain natural chemicals in your body, such as epinephrine, on the heart and blood vessels. This effect lowers the heart rate, blood pressure, and strain on the heart.
Brompheniramine (Bromfed, Dimetapp, Bromfenex, Dimetane, BPN, Lodrane), commonly marketed as its salt brompheniramine maleate, is an antihistamine drug of the propylamine (alkylamine) class.rompheniramine, 3-(p-bromophenyl)-3-(2-pyridyl)propyldimethylamine, is an analog of chlorpheniramine. The only difference is that the chlorine atom in the benzene ring is replaced with a bromine atom. It is also synthesized in an analogous manner.
Cyclopentane. (also pentamethylene), a saturated alicyclic hydrocarbon having the structural formula. Cyclopentane is one of the simplest cycloalkanes. A colorless liquid with a characteristic odor, it has a boiling point of 49.3Â°C, a melting point of â93.9Â°C, and a density of 0.745 g/cm 3 at 20Â°C.Cyclopentane is insoluble in water, but it is miscible with benzene, ether, and acetone.It is a component of petroleums.1  Facebook. colorless liquid with a characteristic odor, it has a boiling point of 49.3Â°C, a melting point of â93.9Â°C, and a density of 0.745 g/cm 3 at 20Â°C. Cyclopentane is insoluble in water, but it is miscible with benzene, ether, and acetone. It is a component of petroleums. 1  Facebook.