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Properties of substance:

trans,trans-5-(1,3-benzodioxol-5-yl)-2,4-pentadienoic acid

Synonyms:

piperinic acid

Group of substances:

organic

Physical appearance:

yellow needles crystals

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

C12H10O4

Structural formula as text:

CH2O2C6H3CH=CHCH=CHCOOH

CAS No: 136-72-1

Molar/atomic mass: 218.21

Melting point (°C):

215.8

Solubility (g/100 g of solvent):

diethyl ether: soluble [Ref.]
ethanol: 3.59 (20°C) [Ref.]
water: difficulty soluble [Ref.]

    References:

    1. Справочник химика. - Т. 2. - Л.-М.: Химия, 1964. - pp. 882-883 [Russian]
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      © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru