Hexanoic acid

natural, FCC

Acid C6, Caproic acid
Linear Formula:
CAS Number:
Molecular Weight:
FEMA Number:
Beilstein/REAXYS Number:
EC Number:
Council of Europe no.:
MDL number:
PubChem Substance ID:
Flavis number:
Pricing and availability is not currently available.



reg. compliance

FDA 21 CFR 117

vapor density

4 (vs air)

vapor pressure

0.18 mmHg ( 20 °C)

refractive index

n20/D 1.4161 (lit.)


202-203 °C (lit.)


−4 °C (lit.)


0.927 g/mL at 25 °C (lit.)


see Safety & Documentation for available documents

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Flavors and Fragrances


cheese; fatty; sour

food allergen

no known allergens

SMILES string




InChI key


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Other Notes

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CorrosionSkull and crossbones

Signal Word


Hazard Statements

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves


UN 2829 8 / PGIII

WGK Germany


Flash Point(F)

215.6 °F

Flash Point(C)

102 °C

  1. Which document(s) contains shelf-life or expiration date information for a given product?

    If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.

  2. How do I get lot-specific information or a Certificate of Analysis?

    The lot specific COA document can be found by entering the lot number above under the "Documents" section.

  3. How do I find price and availability?

    There are several ways to find pricing and availability for our products. Once you log onto our website, you will find the price and availability displayed on the product detail page. You can contact any of our Customer Sales and Service offices to receive a quote.  USA customers:  1-800-325-3010 or view local office numbers.

  4. What is the Department of Transportation shipping information for this product?

    Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product. 

  5. What is the molarity of hexanoic acid?

    Based on density of 0.927 g/mL and MW of 116.16, the effective molarity of this neat liquid is 7.98 M.

  6. My question is not addressed here, how can I contact Technical Service for assistance?

    Ask a Scientist here.

  7. My question is not addressed here, how can I contact Technical Service for assistance?

    Ask a Scientist here.

Pierre Daumar et al.
Bioconjugate chemistry, 23(8), 1557-1566 (2012-07-13)
Solid tumors often develop an acidic microenvironment, which plays a critical role in tumor progression and is associated with increased level of invasion and metastasis. The 37-residue pH (low) insertion peptide (pHLIP) is under study as an imaging platform because...
A C Schoots et al.
Journal of chromatography, 164(1), 1-8 (1979-09-11)
A fast and reliable procedure for gas chromatographic profiling of components in ultrafiltrated uremic serum has been developed, using glass capillary columns. Sample pretreatment consists of ultrafiltration, evaporation and silylation. Some twenty components are identified by electron-impact and chemical ionization...
Przemysław Drzewicz et al.
Environmental science & technology, 46(16), 8984-8991 (2012-07-18)
Large volumes of oil sands process-affected water (OSPW) are produced during the extraction of bitumen from oil sands in Alberta, Canada. The degradation of a model naphthenic acid, cyclohexanoic acid (CHA), and real naphthenic acids (NAs) from OSPW were investigated...
Michael C Van Zandt et al.
Journal of medicinal chemistry, 56(6), 2568-2580 (2013-03-12)
Recent efforts to identify treatments for myocardial ischemia reperfusion injury have resulted in the discovery of a novel series of highly potent α,α-disubstituted amino acid-based arginase inhibitors. The lead candidate, (R)-2-amino-6-borono-2-(2-(piperidin-1-yl)ethyl)hexanoic acid, compound 9, inhibits human arginases I and II...
K A Traul et al.
Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association, 38(1), 79-98 (2000-02-24)
Medium chain triglycerides (MCTs) are a family of triglycerides, containing predominantly, caprylic (C(8)) and capric (C(10)) fatty acids with lesser amounts of caproic (C(6)) and lauric (C(12)) fatty acids. MCTs are widely used for parenteral nutrition in individuals requiring supplemental...

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