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3-Chlorocinnamic Acid
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3-Chlorocinnamic Acid

Name: 3-Chlorocinnamic acid
Synonyms: 3-(3-chlorophenyl)-, (E)-2-Propenoicacid; RARECHEM BK HC T320; AKOS BBS-00006453; (2E)-3-(3-CHLOROPHENYL)ACRYLIC ACID; M-CHLOROCINNAMIC ACID; AURORA 22720; (E)-3-(3-CHLOROPHENYL)ACRYLIC ACID; (E)-m-chlorocinnamic acid
CAS NO.: 14473-90-6
Formula: C9H7ClO2
Molecular weight:182.6
EINECS NO.: 217-478-3
Melting point: 161-164 °C
Appearance: white crystal
Character: Mainly used as an intermediate in organic synthesis
Storage: Shading, confined preservation, dry, ensure good ventilation or exhaust in the workshop

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3-Chlorocinnamic Acid - 2

Specification of 3-Chlorocinnamic Acid:

English name 3-Chlorocinnamic Acid
English synonyms: (E)-3-(3-Chlorophenyl)propenoic acid; 3-Chloro-trans-cinnamic acid; m-Chloro-trans-cinnamic acid; (E)-3-(3-Chlorophenyl)acrylic acid, (2E)-3-(3-Chlorophenyl)prop-2-enoic acid; trans-3-Chlorocinnamic acid 98%;(E)-3-Chlorocinnamic Acid; trans-3-Chlorocinnamicacid98%; 3-(3-chlorophenyl)-,(E)-2-Propenoicacid
CAS 14473-90-6
MW 182.6
EINECS 238-466-4
Melting point 161-164 °C(lit.)
Boiling point 260.71°C (rough estimate)
Density 1.2377 (rough estimate)
Refractive index 1.5426 (estimate)
1.5426 (estimate) 99%min
Storage Store at 0-5°C
Product Categories Agrochemical Intermediates;Intermediates & Fine Chemicals;Dyestuff Intermediates;Flavor & Fragrance Intermediates;Gatiflo, Tequin and Zymar;Pharmaceutical intermediates

First Aid Measures


Never give anything by mouth to an unconscious person. Get medical aid. Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water.


Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.


Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse.


Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.

Handling and Storage


Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.


Wash thoroughly after handling. Use with adequate ventilation. Minimize dust generation and accumulation. Avoid breathing dust, vapor, mist, or gas. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation.

Personal Protection

Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.



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