Essays Tagged: "isomers"

Varying rates of hydrolysis of the different isomers of Carbon, Hydrogen and Bromobutane.

hemistry courseworkAim:To investigate and discover the varying rates of hydrolysis of the different isomers of Carbon, Hydrogen and Bromobutane.Scientific Research:The collision theory of bimolecular ... m:R CX R C + X¯Followed byR C + H O R COH + H (aq)Preliminary work:As the primary and tertiary isomers lie on the boundaries to be investigated, one of these will be sure to react first therefore ...

(4 pages) 41 1 3.5 Apr/2003

Subjects: Science Essays > Chemistry


thylamine, 1-phenyl-2-aminopropane, and Benzedrine. It is made up of a 50/50 mixture of the l and d isomers. The l isomer affects the body, and the d isomer affects the brain. It boils at 200ºC a ...

(3 pages) 43 0 4.0 Mar/2004

Subjects: Science Essays > Chemistry


obenzo [alpha] heptaien-7-yl) acetamide. The molecular weight of it is 399.2 grams.Colchicine has 4 isomers,each pair has either R or S configuration.(-)-(aS,7S)-Colchicine is the natural isomer which ...

(1 pages) 17 1 1.0 Sep/2005

Subjects: Science Essays > Chemistry

All About Louis Pasteur

erendipitously prepared his crystals in a particular way which would produce large crystals of both isomers. He separated the two types by hand, and, using a Nicol prism, noticed that they rotated the ...

(2 pages) 24 0 2.0 Mar/2006

Subjects: Science Essays > Chemistry

Ibuprofen Resolution

tiomer substantially free of the other enantiomer. Racemic is an optically inactive because the two isomers rotate plane polarized light in opposite directions. In contrast to the two separate enantio ...

(3 pages) 12 1 3.0 Feb/2007

Subjects: Science Essays > Chemistry


und.Amino acids bond with each other through condensation reactions. (ETC) Amino acids exist in two isomers. They have either left or right-handed forms, and are named L and D, respectively. Organisms ...

(2 pages) 10 0 0.0 Feb/2008

Subjects: Science Essays > Biology

Substituents on Aromatic Aldehydes and How They Affect E/Z Selectivity in the Wittig Reaction

tig Reaction is a nucleophilic addition in which an alkene is formed as a product. Both the E and Z isomers of the alkene result. Substituents on the aromatic aldehyde affect the E/Z ratio of products ... te. The prediction was the closer the substituent was to the aldehyde, the greater the ratio of E/Z isomers; benzaldehyde was predicted to result in the most similar ratio of E/Z isomers. The ratios o ...

(20 pages) 20 0 3.0 Jan/2010

Subjects: Science Essays > Chemistry