Acetic anhydride(108-24-7) IR1
Product NameAcetic anhydride
CAS108-24-7
Molecular FormulaC4 H6 O3
Molecular Weight102.09
InChIInChI=1S/C4H6O3/c1-3(5)7-4(2)6/h1-2H3
InChIKey WFDIJRYMOXRFFG-UHFFFAOYSA-N
SmilesO(C(=O)C)C(=O)C
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MassMS-NW-0081 acetic anhydride C4H6O3 (Mass of molecular ion: 102)
Source Temperature: 230 °C Sample Temperature: 75 °C Reservoir, 75 eV
14.0 1.9 15.0 7.5 28.0 1.2 29.0 1.0 41.0 1.0 42.0 5.3 43.0 100.0 44.0 2.2 45.0 2.8 60.0 1.9
parameter in CDCl3
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1H NMR 300 MHz C4 H6 O3 0.04 ml : 0.5 ml CDCl3 acetic anhydride 
Parameter ppm Hz
D(A) 2.219
Hz ppm Int.665.70 2.219 1000
in CDCl3
CCl4 solution
liquid film
4880 A,200 M,liquid
