Molecular Design

By: Harkaran, Dhruvin, Tegbir, Harman

[object Object],O R R “ Where R represents an alkyl group”

Methyl Ethyl Propyl Isopropyl CH 3 CH 2 CH 3 CH 2 CH 2 CH 3 CH 3 CH CH 3 Butyl Sec-Butyl Iso-Butyl Tert-Butyl CH 2 CH 2 CH 2 CH 3 CH 3 CH CH 2 CH 3 CH 3 CH 2 CH CH 3 CH 3 C CH 3 CH 3

CH 3 – O – CH 2 – CH 2 – CH 3 methyl propyl ,[object Object],[object Object],H 3 C —O— CH CH 3 CH 3 methyl isopropyl ,[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],2)CH 3 – O – CH 2 – CH 2 – CH 3 ,[object Object],[object Object],3)Position Number of Methoxy? ,[object Object],[object Object],[object Object],1 2 3 1 ,[object Object]

H 3 C —O— CH CH 3 CH 3 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],3) Position Number: 2-methoxy 2 1 3 2 4) Put the prefix and suffix together: 2-methoxypropane

[object Object],[object Object],propyl methyl ,[object Object],[object Object],[object Object]

H 3 C —O— CH CH 3 CH 3 1)Isopropyl methyl 2)Isopropyl methyl ether

[object Object],[object Object],I llustration : The two lone pairs are responsible for making the molecule polar. ,[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Ethoxyethane Molecular formula C 2 H 5 OC 2 H 5 Molar mass 74.12 g/mol Melting point − 116 °C Boiling point 34.6 °C Methoxyflurane Molecular formula C 3 H 4 Cl 2 F 2 O Molar mass 164.965 g/mol Melting point − 35 °C Boiling point 105 °C

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Polyethylene glycol (PEG)

Molecular Design

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Molecular Design