Molecular FormulaC33H48O4
Molecular Weight508.73
InChIInChI=1S/C33H48O4/c1-9-13-34-27-17-23-25(19-29(27)36-15-11-3)33(21-31(23,5)6)22-32(7,8)24-18-28(35-14-10-2)30(20-26(24)33)37-16-12-4/h17-20H,9-16,21-22H2,1-8H3
InChIKey XFCRUFLAYQTRRX-UHFFFAOYSA-N
SmilesC12(C3=C(C=C(OCCC)C(OCCC)=C3)C(C)(C)C1)C1=C(C=C(OCCC)C(OCCC)=C1)C(C)(C)C2

Mass
MS-IW-5807 3,3,3',3'-tetramethyl-5,5',6,6'-tetrapropoxy-2,2',3,3'-tetrahydro-1,1'-spirobi(1H-indene) C33H48O4 (Mass of molecular ion: 508)
Source Temperature: 190 °C Sample Temperature: 170 °C Direct, 75 eV
18.0 2.7
27.0 1.0
41.0 2.9
43.0 4.6
123.0 1.3
137.0 1.6
151.0 2.6
163.0 1.5
170.0 1.0
175.0 2.1
177.0 1.0
191.0 2.6
193.0 3.2
212.0 1.4
233.0 3.5
235.0 3.8
251.0 1.1
254.0 2.2
263.0 1.2
265.0 1.4
277.0 1.2
279.0 1.4
281.0 1.2
293.0 1.3
295.0 1.3
307.0 1.3
309.0 1.8
321.0 1.1
323.0 1.1
325.0 1.0
337.0 1.1
339.0 1.5
349.0 1.2
351.0 1.8
366.0 1.0
367.0 1.3
379.0 1.2
381.0 1.9
393.0 1.3
408.0 1.2
409.0 2.9
423.0 5.7
424.0 1.9
434.0 1.5
449.0 1.6
450.0 1.0
451.0 11.9
452.0 3.7
465.0 1.1
466.0 2.1
493.0 69.0
494.0 24.2
495.0 4.9
508.0 100.0
509.0 36.5
510.0 7.3
511.0 1.0
400 MHz in CDCl3

| 1H NMR | 399.65 MHz |
| C33 H48 O4 | 0.040 g : 0.5 ml CDCl3 |
| 3,3,3',3'-tetramethyl-5,5',6,6'-tetrapropoxy-2,2',3,3'-tetrahydro-1,1'-spirobi(1H-indene) | |
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Assign. Shift(ppm) |
Hz ppm Int.
2669.19 6.679 554
2522.34 6.312 577
1598.39 4.000 245
1591.80 3.983 515
1585.21 3.967 256
1521.00 3.806 253
1514.40 3.790 530
1507.81 3.773 261
924.19 2.313 161
911.25 2.281 251
873.90 2.187 215
860.96 2.155 140
758.54 1.899 30
751.10 1.880 114
744.51 1.863 235
737.06 1.845 246
730.35 1.828 122
723.14 1.810 35
707.28 1.770 114
700.68 1.754 228
693.24 1.735 246
686.52 1.718 122
679.32 1.700 36
541.63 1.356 1000
525.27 1.315 918
431.52 1.080 460
428.47 1.073 30
424.19 1.062 932
416.75 1.043 425
396.73 0.993 463
389.40 0.975 925
381.96 0.956 420
in CDCl3

KBr disc

nujol mull

3,3,3',3'-TETRAMETHYL-5,5',6,6'-TETRAPROPOXY-1,1'-SPIROBIINDANE(89929-65-7) 1H NMR Atlas of Related Products