W334812 Sigma-Aldrich

Heptanoic acid

natural, FG

Synonym: Enanthic acid, Oenanthic acid

  • CAS Number 111-14-8

  • Linear Formula CH3(CH2)5COOH

  • Molecular Weight 130.18

  •  FEMA Number 3348

  •  Beilstein Registry Number 1744723

  •  EC Number 203-838-7

  •  MDL number MFCD00004426

  •  PubChem Substance ID 24901658

  •  Flavis number 8.028



Related Categories Alphabetical Listings, Certified Food Grade Products, Certified Natural Products, E - H, E-H,
grade   FG
vapor density   4.5 (vs air)
vapor pressure   <0.1 mmHg ( 20 °C)
expl. lim.   10.1 %
refractive index   n20/D 1.4221(lit.)
bp   223 °C(lit.)
mp   −10.5 °C (lit.)
density   0.918 g/mL at 25 °C(lit.)
Documentation   see Safety & Documentation for available documents
Organoleptic   cheesy; rancid; sour
food allergen   no known allergens



1 kg in glass bottle

100 g in glass bottle

General description

Heptanoic acid is a short-chain fatty acid mainly found in the flavor volatiles of cheese, green tea, fruits of Malpighia glabra L and flowers of oyster rhoeo.

Legal Information

For R&D Use and/or Food Manufacturing only

Other Notes

Download our Flavors and Fragrances Catalog to view our entire product line.

Subscribe to our Newsletter to keep up to date on our latest Flavors and Fragrances offerings.

Protocols & Articles


Securing a Traceable Supply Chain for Food Grade Flavor Ingredients

Introduction Defining "Food Grade" Understanding "Food Grade" Versus "Industrial Grade" Top Questions to Ask a Flavor & Fragrances Supplier The Sigma-Aldrich Approach
Dr. Luke Grocholl
Quality Assurance Supervisor, Sigma-Aldrich Flavors & Fragrances
Keywords: Food & Beverage, Food Safety, Solvents

The Complex Regulatory Landscape for Natural Flavor Ingredients

Introduction The Regulatory Landscape US and EU Definitions of Natural Regional Regulatory Variations The Example of Vanillin The Case for Standardization
Mr. Michael Sabisch1, Mr. David Smith2

1Senior Quality Assurance Specialist
2International Sales Coordinator, Sigma-Aldrich Flavors & Fragrances
Keywords: Fermentation, Food Safety, Oxidations

Understanding the Complexities of Kosher Ingredients

Introduction What is Kosher Product Considerations for Kosher Certification Kosher's Added Benefit to the Food Industry Sigma-Aldrich's Kosher Experience and Offering
Dr. Luke Grocholl1, Rabbi Gershon Segal

1Dr. Luke Grocholl, Quality Assurance Supervisor, Sigma-Aldrich Flavors & Fragrances
Keywords: Fermentation, Food & Beverage, Safety industry

Related Content

Flavors and Fragrances Quality and Regulatory

From a comprehensive vendor approval process, to the testing of raw material at receipt as well as when product is ready to be shipped; we prove our dedication to supply chain transparency, every day.
Keywords: Allergens, Food Safety, Solvents

Peer-Reviewed Papers


Related Products

related product

Product #


Add to Cart

07475 Timestrip® Food
06732 Timestrip® Seafood

Technical Service:

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Bulk Ordering & Pricing:

Need larger quantities for your development, manufacturing or research applications?