Trimethylacetic anhydride(1538-75-6) 1H NMR
Product NameTrimethylacetic anhydride
CAS1538-75-6
Molecular FormulaC10H18O3
Molecular Weight186.25
InChIInChI=1S/C10H18O3/c1-9(2,3)7(11)13-8(12)10(4,5)6/h1-6H3
InChIKey PGZVFRAEAAXREB-UHFFFAOYSA-N
SmilesC(C)(C)(C)C(=O)OC(=O)C(C)(C)C
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MassMS-NW-5678 pivalic anhydride C10H18O3 (Mass of molecular ion: 186)
Source Temperature: 260 °C Sample Temperature: 190 °C Reservoir, 75 eV
27.0 3.1 28.0 1.7 29.0 10.5 39.0 5.2 40.0 1.1 41.0 17.1 42.0 2.5 43.0 1.8 55.0 1.3 56.0 2.6 57.0 100.0 58.0 4.6 59.0 1.0 85.0 36.4 86.0 2.2
parameter in CDCl3
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1H NMR 300 MHz C10 H18 O3 0.04 ml : 0.5 ml CDCl3 pivalic anhydride 
Parameter ppm Hz
D(A) 1.265
Hz ppm Int.379.50 1.265 1000
in CDCl3
liquid film
4880 A,200 M,liquid
