31P的化学位移表教学提纲.doc

31P的化学位移表

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31P Chemical Shifts

If you have measured a 31P chemical shift and/or coupling constant that does not appear in the tables below, and you would like your measurement to be included here, contact the NMR Facility Staff.
Phosphorous (III) Chemical Shift Table (from Bruker Almanac 1991)
Compound
Chemical Shift (ppm)
Relative to 85% H3PO4
PMe3
-62
PEt3
-20
PPr(n)3
-33
PPr(i)3
+19.4
PBu(n)3
-32.5
PBu(i)3
-45.3
PBu(s)3
+7.9
PBu(t)3
+63
PMeF2
245
PMeH2
-163.5
PMeCl2
+192
PMeBr2
+184
PMe2F
+186
PMe2H
-99
PMe2Cl
-96.5
PMe2Br
-90.5
Phosphorous (V) Chemical Shift Table (from Bruker Almanac 1991)
Compound
Chemical Shift (ppm)
Relative to 85% H3PO4
Me3PO
+36.2
Et3PO
+48.3
[Me4P]+1
+24.4
[PO4]-3
+6.0
PF5
-80.3
PCl5
-80
MePF4
-29.9
Me3PF2
-158
Me3PS
+59.1
Et3PS
+54.5
[Et4p]+1
+40.1
[PS4]-3
+87
[PF6]-1
-145
[PCl4]+1
+86
[PCl6]-1
-295
Me2PF3
+8.0

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