Home Categories Send inquiry

trans-Cinnamic acid 140-10-3


Product Name: trans-Cinnamic acid

CAS: 140-10-3

MF: C9H8O2

MW: 148.16

EINECS: 205-398-1

Melting point: 133 °C (lit.)

Boiling point: 300 °C(lit.)

Density: 1.248

Vapor pressure: 1.3 hPa (128 °C)

Refractive index: 1.5049 (estimate)

Fp: >230 °F

Storage temp: 2-8°C

Solubility: 0.4g/l

Pka: 4.44(at 25℃)

Form: Crystalline Powder

Color: White

Merck: 14,2299

Package:1 kg/bag, 25 kg/bag, 25 kg/drum


Items Specifications
Appearance White or light yellow powder
Purity ≥99%
Water ≤0.5%


It is an important intermediate for fine chemical synthesis, which is widely used in perfume, plastics, photosensitive resin and other chemical products.


Stored in a dry and ventilated warehouse.


It is soluble in ethanol, methanol, soluble in benzene, acetone, glacial acetic acid, carbon disulfide and oil, slightly soluble in water.