1,4,5,8-Naphthalenetetracarboxylic dianhydride(81-30-1) 1H NMR
Product Name1,4,5,8-Naphthalenetetracarboxylic dianhydride
CAS81-30-1
Molecular FormulaC14H4O6
Molecular Weight268.18
InChIInChI=1S/C14H4O6/c15-11-5-1-2-6-10-8(14(18)20-12(6)16)4-3-7(9(5)10)13(17)19-11/h1-4H
InChIKey YTVNOVQHSGMMOV-UHFFFAOYSA-N
SmilesC1(=O)OC(=O)C2=CC=C3C(=O)OC(=O)C4C3=C2C1=CC=4
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MassMS-NW-6779 1,4,5,8-naphthalenetetracarboxylic 1,8:4,5-dianhydride C14H4O6 (Mass of molecular ion: 268)
Source Temperature: 180 °C Sample Temperature: 180 °C Direct, 75 eV
18.0 1.4 28.0 1.7 37.0 3.7 38.0 2.4 41.0 1.5 43.0 1.8 44.0 1.0 45.0 1.1 49.0 3.2 50.0 4.6 53.0 2.4 55.0 1.8 57.0 1.1 60.0 1.9 60.5 1.1 61.0 16.4 61.5 6.1 62.0 28.3 62.5 2.2 63.0 1.7 73.0 4.6 74.0 47.7 75.0 4.1 76.0 10.0 76.5 1.5 77.0 2.6 84.0 2.2 85.0 6.9 86.0 9.6 87.0 1.8 90.0 4.6 97.0 2.9 98.0 26.8 99.0 3.0 109.0 1.4 110.0 2.2 111.0 2.1 112.0 2.6 120.0 1.8 121.0 4.0 122.0 17.0 123.0 10.2 124.0 63.8 125.0 7.5 140.0 1.5 152.0 64.3 153.0 8.5 180.0 47.6 181.0 6.7 196.0 1.6 224.0 100.0 225.0 14.9 226.0 2.2 241.0 2.0 268.0 25.4 269.0 4.2
parameter in CDCl3
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1H NMR 300 MHz C14 H4 O6 saturated in DMSO-d6 1,4,5,8-naphthalenetetracarboxylic 1,8:4,5-dianhydride 
Parameter ppm Hz
D(A) 8.713
Hz ppm Int.2613.90 8.713 1000
KBr disc
nujol mull
