Jt 1 A Uhcl Orgo Ii Exam1 Values

Front 1

sp3-hybridized C absorb from *** to *** delta.

Back 1

0 - 90

Front 2

sp2-hybridized C absorb from *** to *** delta.

Back 2

110 - 220

Front 3

Carbonyl C absorb from *** to *** delta.

Back 3

160 - 220

Front 4

--- 1H Chemical Shift ---
4.5 to 2.5 δ H+ are...

Back 4

halogen
-CXH

Front 5

--- 1H Chemical Shift ---
2.5 to 1.5 δ H+ are...

Back 5

allylic
C=C-C-H

Front 6

--- 1H Chemical Shift ---
1.5 to 0 δ H+ are...

Back 6

saturated
C-C

Front 7

--- 1H Chemical Shift ---
8 to 6.5 δ H+ are...

Back 7

aromatic
benzene

Front 8

--- 1H Chemical Shift ---
6.5 to 4.5 δ H+ are...

Back 8

vinylic
C=C

Front 9

--- 1H NMR ---
δ 7.0 to 8.0 ppm is usually a H+ on this type of structure...

Back 9

aromatic ring

Front 10

--- 13C NMR ---
Chemical shift(δ) of alkynyl C...

Back 10

70 ppm/δ

C to C
triple bond

Front 11

--- 13C NMR ---
Chemical shift(δ) of C in this functional group ..
1) Carbonyl...
2) Aromatic ring...
3) -C≡C-
4) -CX

Back 11

1) 210-190 ppm/δ... C=O
2) 170-110 ppm/δ
3) 100 - 70 ppm/δ
4) 80-50 ppm/δ

Front 12

--- 13C NMR ---
Chemical shift(δ) of C in this functional group ..
1) Alkyne
2) Alkene
3) Alkane

Back 12

1) 100 - 70 ppm/δ... C≡C
2) 150 - 100 ppm/δ... C=C
3) 50 - 0 ppm/δ... C-C

Front 13

--- 1H NMR Chemical Shift ---
1) -CH3 is ***.
2) -CH2 is ***.
3) -CH- - is ***.
4) ≡CH is ***.

Back 13

1) 0.9 δ
2) 1.3 δ
3) 1.4 δ
4) 2.5 δ

Front 14

--- 1H NMR Chemical Shift ---
1) Carboxylic Acid is *** to ***.
2) Aldehyde is *** to ***.
3) Halogen is *** to ***.

Back 14

1) 10-12 δ
2) 9-10 δ
3) 3-4 δ
δ

Front 15

--- 1H NMR Chemical Shift ---
1) Aromatic is ***.
2) Benzylic is ***.
3) Vinyl is *** to ***.

Back 15

1) 7.2 δ
2) 2.3 δ
3) 5-6
C=CH

Front 16

1H NMR should be...
A. 3.8 (1H, septet), 2.1 (3H, s), 1.0 (6H, d)
B. 3.8 (1H, septet), 3.3 (3H, s), 1.0 (6H, d)
C. 3.3 (3H, s), 2.6 (3H, septet), 1.0 (6H, d)
D. 2.6 (1H, septet), 2.1 (3H, s), 1.0 (6H, d)

Back 16

D. 2.6 (1H, septet), 2.1 (3H, s), 1.0 (6H, d)

Front 17

1H NMR should be...
A. 3.8 (1H, septet), 2.1 (3H, s), 1.0 (6H, d)
B. 3.8 (1H, septet), 3.3 (3H, s), 1.0 (6H, d)
C. 3.3 (3H, s), 2.6 (3H, septet), 1.0 (6H, d)
D. 2.6 (1H, septet), 2.1 (3H, s), 1.0 (6H, d)

Back 17

A. 3.8 (1H, septet), 2.1 (3H, s), 1.0 (6H, d)

Front 18

-- IR Spectroscopy ---
Frequency of CC bond...
1) C-C
2) C=C
3) C≡C

Back 18

1) 1000 cm-1 (800-1300)
2) 1650 cm-1 (1640-1680)
3) 2200 cm-1 (2100-2260)

Front 19

-- IR Spectroscopy ---
Frequency of CH bond...
1) -C-H
2) =C-H
3) ≡C-H

Back 19

1) 2900 cm-1 (2850-2960)
2) 3050 cm-1 (3020-1100)
3) 3300 cm-1

Front 20

-- IR Spectroscopy ---
Frequency of Aromatics(-C=C-C=C-)
1) CC bond (w/m/s)
(2nd set) (w/m/s)
2) HC bond (w/m/s)

Back 20

1) 1660-2000 weak
450-1600 medium
2) 3030 weak

Front 21

-- IR Spectroscopy ---
Functional group showing single weak/medium peak @ 2100 to 2250 cm-1 and sometimes not even showing up...

Back 21

Alkyne

Front 22

-- IR Spectroscopy ---
What compound shows absorptions at 3050, 2950, and 1620 cm-1?

Back 22

alkene
3050 - H in =C-H
2950 - H in -C-H
1620 is C=C

Front 23

-- IR Spectroscopy ---
Bond Frequency / (sharp/broad w/m/s)
1) Alcohol O-H
2) Amine N-H
3) Aldehyde C=O

Back 23

1) Alcohol 3400-3650 b/s
2) Amine 3300-3500 s/m
3) Aldehyde 1705-1735 s/s

Front 24

-- IR Spectroscopy ---
Bond Frequency
1) Ketone C=O
2) Ester C=O

Back 24

1) Ketone 1690-1750
2) Ester C=O 1750-1735

Front 25

-- IR Spectroscopy ---
Bond Frequency
1) Carbonyls in general... C=O
2) It's usually the *** IR signal

Back 25

1) 1710 cm-1
2) strongest

Front 26

-- IR Spectroscopy ---
Bond Frequency
1) Aldehyde C=O
2) Aldehyde C-H

Back 26

1) 1705-1735
2) 2700 AND 2800

Front 27

-- IR Spectroscopy ---
1) 1746 cm-1
2) 3400 cm-1

Back 27

1) Ester
2) Alcohol

Front 28

-- IR Spectroscopy ---
1) 1715 cm-1
2) 3300 cm-1
3) 3300 and 2200 cm-1

Back 28

1) Aldehyde
2) Amine
3) C≡H and C≡C

Front 29

--- IR Spectroscopy ---
What compound shows absorptions at 2820, 2710, and 1705 cm-1?

Back 29

Aldehyde BONDS...
2820 is C-H
2710 is C-H
1705 is C=O

Front 30

-- IR Spectroscopy ---
Frequency of ALKANE bonds
1) C-C
2) -C-H

Back 30

1) 1000 cm-1 (800-1300)
2) 2900 cm-1 (2850-2960)

Front 31

-- IR Spectroscopy ---
Frequency of ALKENE bonds
1) C=C
2) =C-H

Back 31

1) 1650 cm-1 (1640-1680)
2) 3050 cm-1 (3020-1100)

Front 32

-- IR Spectroscopy ---
Frequency of ALKYNE bonds
1) C≡C
2) ≡C-H

Back 32

1) 2200 cm-1 (2100-2260)
2) 3300 cm-1