31P chemical shifts
H3PO4 = 0 ppm
All chemical shifts given in ppm!
Type |
chemical shift range |
CPH2 |
-150 to -120 |
C2PH |
-100 to 80 |
C3P |
-60 to -10 |
C2PHal |
80 to 150 |
P(NR)3 |
115 to 130 |
P(OR)3 |
125 to 145 |
P(SR)3 |
110 to 120 |
PHal3 |
120 to 225 |
P(OR)2Hal |
140 to 190 |
CPHal2 |
160 to 200 |
CPHalN |
165 to 185 |
O=PHal3 |
-80 to 5 |
O=P(OR)Hal2 |
-30 to 15 |
O=P(OR)2Hal |
-20 to 25 |
O=P(OR)3 |
-20 to 0 |
S=P(OR)3 |
60 to 75 |
CP(=O)(OR)2 |
-5 to 70 |
CP(=S)(OR)2 |
80 to 110 |
CP(=O)(OH)2 |
-5 to 25 |
(RO)2POH |
0 to 20 |
C2P(=O)OR |
0 to 60 |
CP(=O)Hal2 |
5 top 70 |
CP(=O)HalN |
25 to 50 |
C3P=OC3P=S |
20 to 60 |
C2P(=O)Hal |
40 to 90 |
P(OR)5 |
-75 to -5 |
C4P+Hal– |
-5 to 30 |
Ar3P=CR2 |
5 to 25 |
Phosphorus (III) compounds |
| δ / ppm | | δ /ppm |
PMe3 | -62 | PMeF2 | 245 |
PEt3 | -20 | PMeH2 | -163.5 |
P(n-Pr)3 | -33 | PMeCl2 | 192 |
P(i-Pr)3 | -19.4 | PMeBr2 | 184 |
P(n-Bu)3 | -32.5 | PMe2F | 186 |
P(i-Bu)3 | -45.3 | PMe2H | -99 |
P(s-Bu)3 | 7.9 | PMe2Cl | 96.5 |
P(t-Bu)3 | 63 | PMe2Br | 90.5 |
Phosphorous (V) compounds |
Me3PO | 36.2 | Me3PS | 59.1 |
Et3PO | 48.3 | Et3PS | 54.5 |
[Me4P]+ | 24.4 | [Et 4P]+ | 40.1 |
[PO4]3- | 6.0 | [PS]3- | 87 |
PF5 | -80.3 | [PF6]- | -145 |
PCl5 | -80 | [PCl4]+ | 86 |
MePF4 | -29.9 | [PCl6]- | -295 |
Me3PF2 | -158 | Me2PF3 | 8.0 |
Chemical shifts relativ to 85% H3PO4
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3 comments
thanks
i got a lot of useful information for my project work. thanking you…
i got lot of useful information for my research work. thanking you…..