IUPAC Rules Flashcards

1
Q

1st rule

A

Select the longest carbon chain as Main Chain

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2
Q

IUPAC consists of

A

Prefix, word, route, primary, suffix and secondary suffix

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3
Q

Yeah, how is the numbering done

A

Numbering is done from end closer to highest priority, functional group

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4
Q

What if acarbon containing functional group is present

A

Yeah, if carbon containing functional group is present and numbering starts from carbon of functional group irrespective of number of carbon in the longest Chain

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5
Q

What is Lowest set of Locant

A

Inorganic molecule is there or alternate ways of selecting Main chain then it should be done such that the set of locant and should be minimum

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6
Q

What do you mean by Locants

A

They are number representing position of side chain or functional groups

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7
Q

What if organic molecule is cyclic

A

Numbering of carbon cannot run from Cycle carbon to open chain carbon and vice versa
If organic molecule is cyclic prefix cyclo is used

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8
Q

If a substitute and functional group appears more than once, then what will be the IUPAC name?

A

If substitute and functional group appears more than once, then prefix, di ,tri, tetra etc can be use. Note that words Di ,tri ,tetra Are not considered in alphabetical order.

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