The term sec-butyl refers to a secondary butyl, which is also known as 1-methylpropyl or butan-2-yl. It is part of the butyl group, each of which contains four atoms of carbon and nine atoms hydrogen, with a molecular st... More »

Butyl iodide is an organic chemical compound with the formula C4H9I. It is derived from the alkane gas butane and is commonly used as an industrial alkylating agent. More » Science Chemistry Atoms & Molecules

The UCLA Illustrated Glossary of Organic Chemistry explains the structure of tert-butyl alcohol, which is also known as tert butanol: It consists of a central carbon atom surrounded by three molecules made of one carbon ... More »

There are four isomers of C4H9Br, which are 1-bromobutane, 2-bromobutane, 1-bromo-2-methylpropane and 2-bromo-2-methylpropane. C4H9Br is also known as butyl bromide. More »

NBA balls are made of a leather exterior housing a butyl rubber bladder, which holds the air and creates enough pressure to properly bounce the basketball, and a carcass made of nylon and polyester. There are not any off... More »

After unpacking and assembling the air filter, separate the plenum from rest of the air conditioning system, set the air handler over the plenum and seal the ducts with mastic and butyl or fiberglass tape, advises SF Gat... More » Home & Garden Heating & Cooling

A number of different elements go into the making of a soccer ball, with the bladder usually made from butyl or latex, the lining featuring either cotton or polyester and the outer cover consisting of either natural or s... More » Sports & Active Lifestyle Classic Sports Soccer/Football