Accepted
at 12:28 a.m. Feb, 02, 2025
by
kevinpanini
Author:
kevinpanini
Type of change:
Updated content
Rationale for change
fixed weird error
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| Type of hydrogen | Structure | Chemical shift | Type of hydrogen | Structure | Chemical shift |
| reference | Si(CH3)4 | 0 | Alkyl halide | \(\ce{\bond{1}}
{\stackrel{
\;\;\;\large
}{\stackrel{|}{\underset{\underset{\huge\ce{H}}{|}}{\ce{C}}}}}\ce{-Hal}\) | 2.5 - 4.0 |
| Alkyl (primary) | \(\ce{\bond{1}{CH_3}}\) | 0.7 - 1.3 | Alcohol | \(\ce{\bond{1}}
{\stackrel{
\;\;\;\large
}{\stackrel{|}{\underset{\underset{\huge}{|}}{\ce{C}}}}}\ce{-O-H}\) | 2.5 - 5.0 |
| Alkyl (secondary) | \(\ce{\bond{1}{CH_2}\bond{1}}\) | 1.2 - 1.6 | Alcohol, ether | \(\ce{H\bond{1}}
{\stackrel{
\;\;\;\large\ce{}
}{\stackrel{|}{\underset{\underset{\huge}{|}}{\ce{C}}}}}\ce{-O-}\) | 3.3 - 4.5 |
| Alkyl (tertiary) | \(\ce{\bond{1} {\stackrel{ \large }{\stackrel{|}{{{\;\;CH}}}}}\bond{1}}\) | 1.4 - 1.8 | Vinylic | \(\ce{H_2C\bond{2}}
{\stackrel{\large\ce{H}
}{\stackrel{|}{\ce{C}}}}\ce{-}\) | 4.5 - 6.5 |
| Allylic | \(\ce{C\bond{2}{C}\bond{1}}
{\stackrel{
\large\ce{H}
}{\stackrel{|}{\underset{\underset{\huge}{|}}{\ce{C}}}}}\ce{-}\) | 1.6 - 2.2 | Aryl | \(\ce{\large{⌬}\ce\bond{1}{H}}\) | 6.5 - 8.0 |
| Methyl ketone | \(\ce{R\bond{1}}
{\stackrel{
\large\ce{O}
}{\stackrel{||}{\ce{C}}}}\ce{-CH3}\) | 2.0 - 2.4 | Aldehyde | \(\ce{\ce{R\bond{1}} {\stackrel{ \large\ce{O} }{\stackrel{||}{{{C}}}}}\bond{1}{H}}\) | 9.7 - 10.0 |
| Aromatic methyl | \(\ce{{Ar}\bond{1}{CH_3}}\) | 2.4 - 2.7 | Carboxylic acid | \(\ce{\ce{R\bond{1}} {\stackrel{ \large\ce{O} }{\stackrel{||}{{{C}}}}}\bond{1}{O}}\ce{-H}\) | 11.0 -12.0 |
| Alkynyl | \(\ce{\bond{1}{C}\bond{3}{C}\bond{1}{H}$$}\) | 2.5 - 3.0 |
Lecture Notes
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