PPT-1 Heterocyclic Compounds

3 rd Year Students Special Chem ChemPhys Geo chem Zoo Chem Bot Chem Prof Ahmed El Kady Prof Fatehia Korany Dr Adel Abdel Gawad Dr Asmaa Mouorad. Ketones and aldehydes contain the carbonyl functional group, C=O. . Formation of the C=O carbonyl . π. bond. π. bond. formed by sideways overlap of . p orbitals. above and below the plane of the molecule. The bonding electrons are . Orbitals. Natural gas?. Fig. 11.1. Aliphatic Hydrocarbon Structure Comparison. Bonding and Geometry. of Two-Carbon Molecules . 11.1 Structure and Physical. . Properties. September . 17, . 2012. . Ms. Smith. Mrs. Malone. DO NOW:. Date. : . September 17, 2012. TEKS 6.5B Recognize that . a limited number of the many known elements comprise. the largest portion of solid . 1. st. Year Chemistry. 1. Elements. Elements & Atoms. All substances are made up from tiny particles called atoms. When a substance is made up of only one type of atom it is called an element. The element iron is made up of iron atoms, the element hydrogen is made up of hydrogen atoms, the element sulphur is made up of sulphur atoms and so on.. In 1825, Michael Faraday isolated a hydrocarbon called benzene, which consists of a six-carbon ring with alternating double bonds and the molecular formula C. 6. H. 6. . . Learning Goal . Describe the bonding in benzene; name aromatic compounds, and draw their line-angle structural formulas.. 22.1 Hydrocarbons. Organic Chemistry. includes almost all carbon compounds. Not limited to compounds found in living cells. Hydrocarbon: organic compound made of only hydrogen and carbon atoms. hydrocarbons. Chapter 16. Amines. Amines are nitrogen-containing compounds. Structure and Classification. Amines are classified as 1°, 2°, or 3° depending on the number of carbon groups bonded to nitrogen.. Aliphatic amine:. Dr. Sheppard, CHEM 4201, Fall 2014. Heterocyclic Chemistry. The chemistry of . heterocycles. Formation. Reactions. Applications. Several examples already seen this semester. Atom Identification. Numbers. Alkaloids and Heterocyclic Compounds.. . Alkaloids. Alkaloids are a class of basic and cyclic organic compounds, naturally occurring consist of carbon, hydrogen mainly, and nitrogen and usually oxygen. . Chemistry. Heterocyclic. Chemistry. Five-. membered. . Heterocycles. Pyrrole. , Furan and . Thiophene. Heterocyclic Chemistry. Five Membered Heterocycles-Introduction. The main reason for the study of pyrrole came from the work on the structure of haem; the blood respiratory pigment, and the chlorophyll; the green photosynthetic pigment of plants.. Hetrocyclic. Compounds. Lecture six:. عضوية . Alkaloids and Heterocyclic Compounds. Alkaloids :-. Alkaloids are a group of naturally occurring chemical compounds that mostly contain nitrogen atom in the heterocycles and originate from amino acids. This group also includes some related compounds with neutral, and even weakly acidic properties. . Asso. . Prof. . Dept of Chemistry. Properties Of Thiophene. At . room temperature, thiophene is a colorless liquid with a mildly pleasant odor reminiscent of . benzene.. It’s boiling point is 84°C and melting point -38°C.. by N‑Heterocyclic . Carbenes. 2015-12-01. Reporter: . Pengfei. Yuan. Supervisor: Prof. Yong . Huang. 2. Introduction . of N-Heterocyclic . Carbenes. Umpolung. . Acylazolium. . Catalysis. Lewis Base . Lecture . Four:. عضوية . Alcohols. Alcohols are some of the most important molecules in organic chemistry. They contain the hydroxyl functional group (-OH), bonded to a carbon atom of an alkyl, or substituted alkyl group.