Nadic anhydride(826-62-0) Raman
Product NameNadic anhydride
CAS826-62-0
Molecular FormulaC9H8O3
Molecular Weight164.16
InChIInChI=1S/C9H8O3/c10-8-6-4-1-2-5(3-4)7(6)9(11)12-8/h1-2,4-7H,3H2
InChIKey KNDQHSIWLOJIGP-UHFFFAOYSA-N
SmilesC1(=O)C2C(C3CC2C=C3)C(=O)O1
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MassMS-NW-1729 5-norbornene-2,3-dicarboxylic anhydride C9H8O3 (Mass of molecular ion: 164)
Source Temperature: 260 °C Sample Temperature: 180 °C Reservoir, 75 eV
18.0 1.2 25.0 1.0 26.0 9.3 27.0 4.4 28.0 4.2 32.0 1.0 37.0 1.9 38.0 4.4 39.0 17.8 40.0 8.8 41.0 1.1 45.0 2.5 45.5 1.0 50.0 2.8 51.0 4.4 52.0 1.4 53.0 1.1 54.0 6.3 55.0 4.2 61.0 1.2 62.0 2.3 63.0 4.7 64.0 1.3 65.0 15.1 66.0 100.0 67.0 5.6 77.0 1.3 78.0 1.1 91.0 27.5 92.0 13.1 93.0 1.0 98.0 1.6 99.0 2.8 119.0 3.0 120.0 4.9 164.0 2.2
90 MHz in CDCl3
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1H NMR 89.56 MHz C9 H8 O3 0.044 g : 0.5 ml CDCl3 5-norbornene-2,3-dicarboxylic anhydride 
Assign. Shift(ppm)
A 6.31 B 3.59 C 3.52 D 1.77 E 1.59
Hz ppm Int.566.50 6.326 465 564.94 6.308 733 563.69 6.294 508 323.94 3.618 205 320.63 3.581 601 319.38 3.567 1000 317.13 3.541 411 315.50 3.523 547 313.94 3.506 448 165.13 1.844 125 163.81 1.830 83 156.06 1.743 303 150.38 1.680 22 144.88 1.618 296 135.94 1.518 115
in CDCl3
KBr disc
nujol mull
4880 A,200 M,powder
