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Thursday 7 August 2014

METHACRYLIC ACID NMR



Methacrylic acid, or 2-methyl-2-Propenoic acid
C4H6O2

 IR






13C NMR
This 13C spectrum exhibits resonances at the following chemical shifts, and with the multiplicity indicated:
Shift (ppm)
Mult.
173.7
S
136.1
S
128.0
T
17.6
Q



SEE INTERPRETATION BELOW







1H NMR











Methacrylic acid
Methacrylic acid.svgMethacrylic-acid-3D-balls-B.png
Identifiers
CAS number79-41-4 Yes
PubChem4093
ChemSpider3951
EC number201-204-4
MeSHC008384
ChEBICHEBI:25219
Jmol-3D imagesImage 1
Properties
Molecular formulaC4H6O2
Molar mass86.06 g/mol
AppearanceColorless liquid or solid
OdorAcrid[2]
Density1.015 g/cm3
Melting point14 to 15 °C (57 to 59 °F; 287 to 288 K)
Boiling point161 °C (322 °F; 434 K)
Hazards
NFPA 704
NFPA 704 four-colored diamond
2
3
2
Flash point77.2 °C (171.0 °F; 350.3 K)
Except where noted otherwise, data are given for materials in their standard state (at 25 °C (77 °F), 100 kPa)


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