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Properties of substance:

trans-cinnamaldehyde

Group of substances:

organic

Physical appearance:

yellow liquid

Empirical formula (Hill's system for organic substances):

C9H8O

Structural formula as text:

C6H5CH=CHCHO

Molar/atomic mass: 132.16

Melting point (°C):

-7.5

Boiling point (°C):

251

Decomposition temperature (°C):

252

Solubility (g/100 g of solvent):

diethyl ether: soluble [Ref.]
ethanol: soluble [Ref.]
water: 0.135 (25°C) [Ref.]

Density:

1.0497 (20°C, g/cm3)

Vapour pressure (Torr):

20 (128°C)

Retention indices for gas chromatography:

1238,6 (phase - 100% dimethylsilicone)
1271,3 (phase - dimethylsilicone with 5% phenyl groups)

LD50 (mg/kg):

3350 (white rats, oral)

References:

  1. Armarego W. L. F. Purification of Laboratory Chemicals. - 7ed. - 2013. - pp. 303
  2. Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 732-733 [Russian]
  3. Химическая энциклопедия. - Т. 2. - М.: Советская энциклопедия, 1990. - pp. 472 [Russian]

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    © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru