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140-10-3 trans-Cinnamic acid

product Name trans-Cinnamic acid
CAS No 140-10-3;621-82-9
Synonyms trans-3-Phenylacrylic acid; trans-3-Phenyl-2-propenoic acid; trans-Cinnamic acid; (2E)-3-phenylprop-2-enoic acid; Cinnamic acid; 3-Phenylacrylic acid; Phenylacrylic acid; 3-phenylprop-2-enoic acid; 2-{[(3alpha,5beta,6beta,7beta,8xi,9xi,14xi)-3,6,7-trihydroxy-24-oxocholan-24-yl]amino}ethanesulfonic acid; (2E)-3-phenylprop-2-enoate; (2Z)-3-phenylprop-2-enoic acid; β-phenylacrylic acid; (E)-Cinnamic acid; Natural trans-Cinnamic acid
Molecular Formula C9H8O2
Molecular Weight 148.1586
InChI InChI=1/C9H8O2/c10-9(11)7-6-8-4-2-1-3-5-8/h1-7H,(H,10,11)/b7-6-
EINECS 205-398-1;210-708-3
Molecular Structure 140-10-3;621-82-9 trans-Cinnamic acid
Density 1.185g/cm3
Melting point 131-136℃
Boiling point 264.999°C at 760 mmHg
Refractive index 1.616
Flash point 189.53°C
Water solubility 0.4 g/L (20℃)
Vapour Pressur 0.005mmHg at 25°C
Hazard Symbols  Xi:Irritant;
Risk Codes R36/37/38:;
Safety Description S26:;
S37/39:;

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Description

White monoclinic crystals with smell of cassia bark,easily soluble in ether,benzol,acetone and glacial acetic acid,soluble in alcohol,methanol and chloroform,slightly soluble in water,specific gravity 1.2475,melting point 135-136¡ãC,boiling point 300¡ãC.

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Specifications 1.APPEARANCE£ºCOLORLESS OR YELLOWISH POWDER£»2. ASSAY (BY GC),(%)£º99% MIN£»3. MELTING POINT(¡æ)£º134-135.5£»4. LOSS ON DRYING (%)£º1.0 MAX£»5. RESIDUE AFTER IGNITION (%)£º0.2 MAX£»6. ARSENIC(COUNT AS As) (MG/KG)£º0.5 MAX£»7. HEAVY METALS(AS Pb)(MG/KG)£º1.0 MAX£»8. SOLU
Packing 1.Packing Material: Kraft paper bag with polyethylene lining 2.Net Weight: 25kg/ bag
Description Product Identification: CAS No.: 140-10-3 Molecular Formula: C9H8O2 Specification: 1¡¢APPEARANCE£ºCOLORLESS OR YELLOWISH POWDER 2¡¢ASSAY (BY GC),(%)£º99% MIN 3¡¢MELTING POINT(¡æ)£º134-135.5 4¡¢LOSS ON DRYING (%)£º1.0 MAX 5¡¢RESIDUE AFTER IGNITION (%)£º0.2 MAX 6¡¢ARSENIC(COUNT AS As) (MG/KG)£º0.5 MAX 7¡¢HEAVY METALS(AS Pb)(MG/KG)£º1.0 MAX 8¡¢SOLUBILITY£º1G SAMPLE SOLUBLE IN 7ML/95% ETHANOL Packing: 1.Packing Material: Kraft paper bag with polyethylene lining 2.Net Weight: 25kg/ bag Application: Cinnamic acid is largely used in flavors and fragrances, food additives, pesticide industry, pharmaceutical synthesis, and organic chemical synthesis, etc.
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