Formic acid(64-18-6) IR1
Product NameFormic acid
CAS64-18-6
Molecular FormulaCH2O2
Molecular Weight46.03
InChIInChI=1S/CH2O2/c2-1-3/h1H,(H,2,3)
InChIKey BDAGIHXWWSANSR-UHFFFAOYSA-N
SmilesC(O)=O
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MassMS-NW-8891 formic acid CH2O2 (Mass of molecular ion: 46)
Source Temperature: 280 °C Sample Temperature: 140 °C Reservoir, 75 eV
16.0 1.0 17.0 2.5 18.0 18.0 19.0 1.1 28.0 13.0 29.0 58.2 44.0 14.6 45.0 66.4 46.0 100.0 47.0 6.0
400 MHz in D2O
90 MHz in CDCl3
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1H NMR 399.65 MHz C H2 O2 0.05 ml : 0.5 ml D2O formic acid 
Assign. Shift(ppm)
A 8.257 THE SOLVENT SIGNAL REMOVED.
Hz ppm Int.3300.05 8.258 1000
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1H NMR 89.56 MHz C H2 O2 0.04 ml : 0.5 ml CDCl3 formic acid 
Assign. Shift(ppm)
A 10.99 B 8.06
Hz ppm Int.983.78 10.985 342 722.13 8.064 1000
in CDCl3
liquid film
4880 A,200 M,liquid
