Home / Products / Flavors & Fragrances / 3-Phenylpropionic acid
Share to:

3-Phenylpropionic acid

Name: 3-phenylpropionic acid
Other names: Hydrocinnamic acid; Phenylpropionic acid; 3-Phenyl-propionic acid; 3-Phenylpropionate; beta-Phenylpropionic Acid; 3-phenyl propionic acid; 3-Phenyl propanic acid; RARECHEM AL BO 0168; Benzenepropionic acid; 3-Phenyl propanoic acid
CAS No.: 501-52-0
EINECS number: 207-924-5
Molecular formula: C9H10O2
Molecular weight: 150.17
Purity: ≥99%
Melting point: 45-48 degrees Celsius(lit.)
Boiling point: 280 degrees Celsius(lit.)
Storage temp.: 2-8 degrees Celsius
  • NMK016
  • Landmark
  • 501-52-0

3-phenylpropionic acid - 2


3-Phenylpropionic acid is a carboxylic acid that belongs to the class of phenylpropanoids. Also referred as hydrocinnamic acid, the chemical is a white crystalline solid with a sweet fatty smell of rose musk cinnamon at room temperature. 3-Phenylpropionic acid is soluble in both water and alcohol. It is widely used in food additives, cosmetics, and pharmaceuticals.

Uses of 3-Phenylpropionic acid

Phenylpropanoic acid is widely used for flavoring, food additives, spices, fragrance, and medicines as it acts as a fixative agent, or a preservative.

- Food Industry

3-Phenylpropionic acid is utilized in the food industry as a preservative as well as to maintain the original quality of aroma of frozen foods. It is also used for flavoring and restoring original color to food. 3-Phenylpropionic acid is added to shelved foods to prevent microorganisms from deteriorating the food. It also acts as an antioxidant to prolong the life of foodstuff in shelves. 3-Phenylpropionic acid is also used as a food sweetener.

3-Phenylpropionic acid acts as an emulsifier as it can keep water and oil mixtures separated. 3-Phenylpropionic acid can be added in food for technological reasons in wide range such as processing, manufacturing, packaging, treatment, transportation, and storage.

- Cosmetics

3-Phenylpropionic acid is used in beautifying products such as bath gels, detergent powders, and fabric softeners as it gives a floral scent. It is also used as a flavour for mouthwashes and toothpastes.


Specifications of 3-Phenylpropionic acid

CAS Number


Product Name

Hydrocinnamic Acid


3-phenyl Propanic Acid; 3-phenyl Propionic Acid; 3-phenylpropanoic Acid; 3-phenylpropanoic Acid; 3-phenylpropionate; 3-phenylpropionic Acid; Beta-phenylpropionic Acid; Beta-phenylpropionic Acid; 3-phenylpropionic Acid; 3-phenylpropionic Acid (hydrocinnamic Acid)

Molecular Formula


Molecular Weight










Melting Point

45-48 degrees Celsius(lit.)

Boiling Point

280 degrees Celsius(lit.)

Flash Point

170.045 degrees Celsius




 Sales Manager: WINSEN NI
 Tel: +86-27-85579352‬
 Fax: +86-27-85579352‬
 E-mail: info@landmarkind.com  
 WhatsApp: +86-18062520447
Copyright © 2020 Wuhan LANDMARK Industrial Co., Ltd.