{"id":29,"date":"2013-11-04T21:57:20","date_gmt":"2013-11-04T19:57:20","guid":{"rendered":"https:\/\/wissen.science-and-fun.de\/chemistry\/?page_id=29"},"modified":"2013-12-13T07:09:59","modified_gmt":"2013-12-13T05:09:59","slug":"31p-chemical-shifts","status":"publish","type":"page","link":"https:\/\/wissen.science-and-fun.de\/chemistry\/spectroscopy\/31p-chemical-shifts\/","title":{"rendered":"31P chemical shifts"},"content":{"rendered":"

31<\/sup>P chemical shifts<\/h4>\n

H3<\/sub>PO4<\/sub> = 0 ppm
\nAll chemical shifts given in ppm!<\/small><\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Type<\/th>\nchemical shift range<\/th>\n<\/tr>\n
CPH2<\/sub><\/td>\n-150 to -120<\/td>\n<\/tr>\n
C2<\/sub>PH<\/td>\n-100 to 80<\/td>\n<\/tr>\n
C3<\/sub>P<\/td>\n-60 to -10<\/td>\n<\/tr>\n
C2<\/sub>PHal<\/td>\n80 to 150<\/td>\n<\/tr>\n
P(NR)3<\/sub><\/td>\n115 to 130<\/td>\n<\/tr>\n
P(OR)3<\/sub><\/td>\n125 to 145<\/td>\n<\/tr>\n
P(SR)3<\/sub><\/td>\n110 to 120<\/td>\n<\/tr>\n
PHal3<\/sub><\/td>\n120 to 225<\/td>\n<\/tr>\n
P(OR)2<\/sub>Hal<\/td>\n140 to 190<\/td>\n<\/tr>\n
CPHal2<\/sub><\/td>\n160 to 200<\/td>\n<\/tr>\n
CPHalN<\/td>\n165 to 185<\/td>\n<\/tr>\n
O=PHal3<\/sub><\/td>\n-80 to 5<\/td>\n<\/tr>\n
O=P(OR)Hal2<\/sub><\/td>\n-30 to 15<\/td>\n<\/tr>\n
O=P(OR)2<\/sub>Hal<\/td>\n-20 to 25<\/td>\n<\/tr>\n
O=P(OR)3<\/sub><\/td>\n-20 to 0<\/td>\n<\/tr>\n
S=P(OR)3<\/sub><\/td>\n60 to 75<\/td>\n<\/tr>\n
CP(=O)(OR)2<\/sub><\/td>\n-5 to 70<\/td>\n<\/tr>\n
CP(=S)(OR)2<\/sub><\/td>\n80 to 110<\/td>\n<\/tr>\n
CP(=O)(OH)2<\/sub><\/td>\n-5 to 25<\/td>\n<\/tr>\n
(RO)2<\/sub>POH<\/td>\n0 to 20<\/td>\n<\/tr>\n
C2<\/sub>P(=O)OR<\/td>\n0 to 60<\/td>\n<\/tr>\n
CP(=O)Hal2<\/sub><\/td>\n5 top 70<\/td>\n<\/tr>\n
CP(=O)HalN<\/td>\n25 to 50<\/td>\n<\/tr>\n
C3<\/sub>P=OC3<\/sub>P=S<\/td>\n20 to 60<\/td>\n<\/tr>\n
C2<\/sub>P(=O)Hal<\/td>\n40 to 90<\/td>\n<\/tr>\n
P(OR)5<\/sub><\/td>\n-75 to -5<\/td>\n<\/tr>\n
C4<\/sub>P+<\/sup>Hal–<\/sup><\/td>\n-5 to 30<\/td>\n<\/tr>\n
Ar3<\/sub>P=CR2<\/sub><\/td>\n5 to 25<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n\n\n\n\n\t\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t
Phosphorus (III) compounds<\/th>\n<\/tr>\n<\/thead>\n
<\/td>δ \/ ppm<\/td><\/td>δ \/ppm<\/td>\n<\/tr>\n
PMe3<\/sub><\/td>-62<\/td>PMeF2<\/sub><\/td>245<\/td>\n<\/tr>\n
PEt3<\/sub><\/td>-20<\/td>PMeH2<\/sub><\/td>-163.5<\/td>\n<\/tr>\n
P(n-Pr)3<\/sub><\/td>-33<\/td>PMeCl2<\/sub><\/td>192<\/td>\n<\/tr>\n
P(i-Pr)3<\/sub><\/td>-19.4<\/td>PMeBr2<\/sub><\/td>184<\/td>\n<\/tr>\n
P(n-Bu)3<\/sub><\/td>-32.5<\/td>PMe2<\/sub>F<\/td>186<\/td>\n<\/tr>\n
P(i-Bu)3<\/sub><\/td>-45.3<\/td>PMe2<\/sub>H<\/td>-99<\/td>\n<\/tr>\n
P(s-Bu)3<\/sub><\/td>7.9<\/td>PMe2<\/sub>Cl<\/td>96.5<\/td>\n<\/tr>\n
P(t-Bu)3<\/sub><\/td>63<\/td>PMe2<\/sub>Br<\/td>90.5<\/td>\n<\/tr>\n
Phosphorous (V) compounds<\/td>\n<\/tr>\n
Me3<\/sub>PO<\/td>36.2<\/td>Me3<\/sub>PS<\/td>59.1<\/td>\n<\/tr>\n
Et3<\/sub>PO<\/td>48.3<\/td>Et3<\/sub>PS<\/td>54.5<\/td>\n<\/tr>\n
[Me4<\/sub>P]+<\/sup><\/td>24.4<\/td>[Et 4<\/sub>P]+<\/sup><\/td>40.1<\/td>\n<\/tr>\n
[PO4<\/sub>]3-<\/sup><\/td>6.0<\/td>[PS<\/sub>]3-<\/sup><\/td>87<\/td>\n<\/tr>\n
PF5<\/sub><\/td>-80.3<\/td>[PF6<\/sub>]-<\/sup><\/td>-145<\/td>\n<\/tr>\n
PCl5<\/sub><\/td>-80<\/td>[PCl4<\/sub>]+<\/sup><\/td>86<\/td>\n<\/tr>\n
MePF4<\/sub><\/td>-29.9<\/td>[PCl6<\/sub>]-<\/sup><\/td>-295<\/td>\n<\/tr>\n
Me3<\/sub>PF2<\/sub><\/td>-158<\/td>Me2<\/sub>PF3<\/sub><\/td>8.0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\nChemical shifts relativ to 85% H3<\/sub>PO4<\/sub><\/span>\n\n","protected":false},"excerpt":{"rendered":"

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 … <\/p>\n

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