2(3H)-FURANONE, 5-ETHENYLDIHYDRO-
产品名称 2(3H)-FURANONE, 5-ETHENYLDIHYDRO-
CAS号21963-38-2
分子式C6H8O2
分子量112.13
parameter in C6D6
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1H NMR 300 MHz C6 H8 O2 5 vol% in benzene-d6 gamma-vinyl-gamma-butyrolactone 
Parameter ppm Hz
D(A) 4.905 D(B) 5.07 D(C) 5.52 D(D) 4.301 D(E) 1.524 D(F) 1.228 D(G) 1.977 D(H) 1.903 J(A,B) 1.3 J(A,C) 10.4 J(A,D) -1.1 J(A,E) 0.0 J(A,F) 0.0 J(A,G) 0.0 J(A,H) 0.0 J(B,C) 17.1 J(B,D) -1.1 J(B,E) 0.0 J(B,F) 0.0 J(B,G) 0.0 J(B,H) 0.0 J(C,D) 6.0 J(C,E) 0.0 J(C,F) 0.0 J(C,G) 0.0 J(C,H) 0.0 J(D,E) 7.05 J(D,F) 7.44 J(D,G) 0.0 J(D,H) 0.0 J(E,F) -12.66 J(E,G) 4.97 J(E,H) 9.41 J(F,G) 9.22 J(F,H) 8.85 J(G,H) -17.50 PIHLAJA,K. ET AL. ORG.MAGN.RESON. 6, 301 (1974) OBSERVED AT 291 K AND 300 MHZ
Hz ppm Int.1673.41 5.578 252 1667.47 5.558 261 1663.09 5.544 282 1657.11 5.524 351 1656.37 5.521 377 1650.34 5.501 336 1646.01 5.487 363 1640.03 5.467 375 1530.24 5.101 403 1529.04 5.097 663 1527.84 5.093 431 1513.16 5.044 318 1511.92 5.040 531 1510.76 5.036 331 1477.75 4.926 399 1476.56 4.922 641 1475.32 4.918 381 1467.40 4.891 353 1466.20 4.887 575 1465.01 4.883 349 1301.62 4.339 99 1300.54 4.335 173 1299.47 4.332 100 1295.59 4.319 122 1294.52 4.315 318 1293.45 4.311 370 1287.22 4.291 368 1286.10 4.287 322 1285.07 4.284 126 1281.15 4.270 102 1280.12 4.267 173 1279.05 4.263 98 612.45 2.041 99 606.93 2.023 128 603.21 2.011 110 597.64 1.992 149 595.04 1.983 472 589.47 1.965 499 585.72 1.952 962 580.15 1.934 548 576.89 1.923 1000 568.10 1.894 624 559.39 1.865 231 550.65 1.835 152 474.36 1.581 154 468.83 1.563 151 467.39 1.558 165 465.65 1.552 139 461.77 1.539 340 460.12 1.534 144 458.64 1.529 144 456.20 1.521 202 454.72 1.516 221 453.03 1.510 301 449.19 1.497 191 447.46 1.492 178 445.97 1.487 182 440.44 1.468 158 386.80 1.289 194 379.38 1.265 211 377.93 1.260 263 374.22 1.247 154 370.22 1.234 260 368.77 1.229 191 366.75 1.222 168 365.31 1.218 202 361.35 1.204 167 357.59 1.192 195 356.15 1.187 139 348.72 1.162 122