Table 1 Transition temperatures (°C) and associated enthalpies of transition [kJ mol−1] for compounds 1–4, as determined by DSC at a heat/cool rate of 10 °C min−1.

From: Combined Microscopy, Calorimetry and X-ray Scattering Study of Fluorinated Dimesogens

No.

n

Cr

SmY

SmX

SmA

NTB

N

Iso

1

1

76.1 [44.2]

(•

57.1 [0.5]

67.0) [0.3]

148.3 [1.9]

2

2

79.8 [47.4]

(•

58.5 [0.1]

66.7 [0.6]

68.8) [<0.1]

162.9 [2.4]

3

3

74.1 [42.3]

(•

55.4 [<0.1]

73.6) [0.5]

91.9 [0.4]

159.6 [1.8]

4

4

74.2 [43.3]

(•

61.5) [0.5]

80.4 [0.2]

158.6 [2.5]

  1. Transitions in parenthesis are monotropic, i.e. they occur below the melting point of the sample. For chemical structures see Fig. 2.