Tributyrin

Tributyrin is a triglyceride naturally present in butter. It is an ester composed of butyric acid and glycerol.‍^[1] Among other things, it is used as an ingredient in making margarine. It is present in butter and can be described as a liquid fat with an acrid taste.

Quick facts Names, Identifiers ...

Tributyrin

Names
Systematic IUPAC name Propane-1,2,3-triyl tributanoate
Other names Tributyrin
Identifiers
CAS Number	60-01-5
3D model (JSmol)	Interactive image
ChEBI	CHEBI:35020 N
ChemSpider	13849665 Y
ECHA InfoCard	100.000.410
KEGG	C13870
PubChem CID	6050
UNII	S05LZ624MF Y
CompTox Dashboard (EPA)	DTXSID4052267
InChI InChI=1S/C15H26O6/c1-4-7-13(16)19-10-12(21-15(18)9-6-3)11-20-14(17)8-5-2/h12H,4-11H2,1-3H3 Key: UYXTWWCETRIEDR-UHFFFAOYSA-N
SMILES CCCC(=O)OCC(COC(=O)CCC)OC(=O)CCC
Properties
Chemical formula	C15H26O6
Molar mass	302.367 g·mol−1
Appearance	Oily liquid with bitter taste‍[1]
Density	1.032 g/cm3‍[1]
Melting point	−75 °C (−103 °F; 198 K)[1]
Boiling point	305 to 310 °C (581 to 590 °F; 578 to 583 K)[1]
Solubility in water	Insoluble‍[1]
Hazards
Safety data sheet (SDS)	Tributyrin MSDS, Fischer Scientific
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). N verify (what is YN ?) Infobox references

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Tributyrin is also used in microbiological laboratories to identify the bacterium Moraxella catarrhalis.‍^[2]

Tributyrin is a stable and rapidly absorbed prodrug of butyric acid which enhances antiproliferative effects of dihydroxycholecalciferol in human colon cancer cells.‍^[3]