3,4-DIHYDRO-2-METHOXY-2H-PYRAN
Product Name 3,4-DIHYDRO-2-METHOXY-2H-PYRAN
CAS4454-05-1
MFC6H10O2
MW114.14
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MassMS-NW-1256 2-methoxy-3,4-dihydro-2H-pyran C6H10O2 (Mass of molecular ion: 114)
Source Temperature: 260 °C Sample Temperature: 180 °C Reservoir, 75 eV
15.0 5.2 26.0 2.1 27.0 12.5 28.0 13.4 29.0 8.2 31.0 3.4 39.0 10.4 40.0 1.0 41.0 5.7 42.0 1.5 43.0 15.9 44.0 1.3 45.0 4.7 51.0 1.3 53.0 6.1 54.0 4.4 55.0 11.2 57.0 2.8 58.0 100.0 59.0 6.0 61.0 1.3 71.0 4.1 81.0 6.1 82.0 12.3 83.0 16.6 84.0 2.3 85.0 1.1 86.0 1.5 114.0 23.7 115.0 1.7
90 MHz in CDCl3
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1H NMR 89.56 MHz C6 H10 O2 0.04 ml : 0.5 ml CDCl3 2-methoxy-3,4-dihydro-2H-pyran 
Assign. Shift(ppm)
A 6.24 B 4.88 C 4.75 D 3.473 E 2.40 to 1.68
Hz ppm Int.561.63 6.271 37 555.38 6.202 43 440.63 4.920 40 437.44 4.885 67 434.63 4.853 48 311.00 3.473 1000 180.75 2.019 42 179.00 1.999 39 178.00 1.988 39 175.94 1.965 56 171.88 1.920 59 171.25 1.913 60 167.94 1.876 68 167.38 1.869 71 164.19 1.834 62 161.69 1.806 37
in CDCl3
CCl4 solution
liquid film
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