Midterm 1 Flashcards

1
Q

Symmetry

A

對稱

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2
Q

Substituent

A

取代基

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3
Q

Levorotatory

A

左旋( - )

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4
Q

Dextrorotatory

A

右旋( + )

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5
Q

Racemic mixture

A

外消旋體(兩種光學異構物以相同比例混合)

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6
Q

Meso-compound

A

內消旋體(分子的對掌中心互為對稱關係)

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7
Q

Enantiomers

A

鏡像異構物

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8
Q

Diastereomers

A

非鏡像異構物

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9
Q

Stereoisomers

A

立體異構物

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10
Q

Epimers

A

差向異構物(含有兩或多組手性中心的分子中,只有一組不對稱的非鏡像異構物)

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11
Q

Superimposable

A

重疊的

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12
Q

Olefin

A

烯烴(=Alkene)

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13
Q

Aliphatic compound

A

脂肪族化合物(不含苯環)

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14
Q

Amyl

A

正戊基(=Pentyl)

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15
Q

Paraffin

A

石蠟烴(=Alkane)

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16
Q

Halide

A

鹵化物

17
Q

Ether

A

醚類

18
Q

Amine

A

胺類

19
Q

Aldehyde

A

醛類(-al)

20
Q

Ketone

A

酮類(-one)

21
Q

Carboxylic acid

A

羧酸(-oic acid)

22
Q

Ester

A

酯類(-oate)

23
Q

Methylene group

A

=CH2

24
Q

Vinyl group

A

-CH=CH2

25
Q

Allyl group

A

-CH2-CH=CH2

26
Q

Ethylene

A

Ethene

27
Q

Propylene

A

Propene

28
Q

Isobutylene

A

2-Methylpropene

29
Q

Isoprene

A

2-Methyl-1,3-butadiene

30
Q

Cahn-Ingold-Prelog rules

A

透過ㄧㄧ比較各原子之原子序,來決定官能基優先級的方法,適用於R,S(右旋和左旋)和E,Z命名系統(反和順)

31
Q

Alicyclic compounds

A

Cycloalkanes

32
Q

Stagger

A

錯開

33
Q

Steric strain

A

Strain due to overlap between atoms

34
Q

Torsional strain

A

Strain due to overlap between bonds