三丁酸甘油酯

Description

Tributyrin is identified by CAS 60-01-5, molecular formula C15H26O6 and molecular weight 302.17 g/mol. UNII S05LZ624MF; ChEBI 35020; InChIKey UYXTWWCETRIEDR-UHFFFAOYSA-N. Boiling Point: 307 °C; Boiling Point: 308 °C; Melting Point: -75 °C.

Identification

CAS Registry Number	60-01-5
PubChem CID	6050
Molecular formula	C15H26O6
Molecular weight	302.17 g/mol
IUPAC name	2,3-di(butanoyloxy)propyl butanoate
InChIKey	UYXTWWCETRIEDR-UHFFFAOYSA-N
UNII (FDA)	S05LZ624MF
ChEBI ID	CHEBI:35020
JECFA number	922

Computed Descriptors

Molecular Weight	302.36
XLogP3	2.4
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	6
Rotatable Bond Count	14
Exact Mass	302.17293854
Monoisotopic Mass	302.17293854
Topological Polar Surface Area	78.9
Heavy Atom Count	21
Formal Charge	0

Physical & Chemical Properties

Boiling Point	307 °C
Boiling Point	308 °C
Melting Point	-75 °C
Flash Point	356 °F; 180 °C (Open cup)
Solubility	In water, 133 mg/L at 37 °C
Solubility	0.133 mg/mL at 37 °C
Density	1.032 at 20 °C
Density	1.034-1.037
LogP	log Kow = 2.54
LogP	2.54

Physical description & handling notes

• Liquid
• colourless oily liquid
• COLORLESS
• Oily liquid
• FRUITY, BUTTERY
• Bitter taste

Regulatory Status

Regulatory & Food Contact	EU Flavoring substances FDA Substance added to food: FLAVORING AGENT OR ADJUVANT, SOLVENT OR VEHICLE Flavoring Agents FLAVOURING_AGENT: Flavouring Agent No safety concern at current levels of intake when used as a flavouring agent TRS 913-JECFA 59/112
GHS notification summary	100% (119 / 119)

GHS Hazard Classification

GHS notification summary	100% (119 / 119)

Documented Uses

• Synthetic flavoring substance and adjuvant.
• ...A plasticizer; ...and a solvent.
• Flavouring Agent -> FLAVOURING_AGENT -> JECFA Functional Classes
• Flavoring Agents -> JECFA Flavorings Index
• Prepared by esterification of glycerol with excess butyric acid.
• Butanoic acid, 1,2,3-propanetriyl ester: ACTIVE

Synonyms

TRIBUTYRIN; 60-01-5; Glycerol tributyrate; Glyceryl tributyrate; Butyrin; Tributin; Butyryl triglyceride; Glyceroltributyrin; Glycerin tributyrate; Tributyryl glyceride; Tri-n-butyrin; 1,2,3-Tributyrylglycerol; Tributyroin; Glycerol tributanoate; Tributyrinine; Butanoic acid, 1,2,3-propanetriyl ester

Frequently Asked Questions

What are the CAS number and molecular formula of Tributyrin?

CAS 60-01-5; molecular formula C15H26O6; molecular weight 302.17 g/mol.

What other names is Tributyrin known by?

TRIBUTYRIN, 60-01-5, Glycerol tributyrate, Glyceryl tributyrate, Butyrin, Tributin.

What is the regulatory status of Tributyrin?

Documented regulatory listings: EU Flavoring substances; FDA Substance added to food: FLAVORING AGENT OR ADJUVANT, SOLVENT OR VEHICLE; Flavoring Agents.

Is Tributyrin classified as hazardous?

100% of GHS notifications report no hazard classification (119 of 119).

What are the key physical properties of Tributyrin?

Boiling Point: 307 °C; Boiling Point: 308 °C; Melting Point: -75 °C; Flash Point: 356 °F; 180 °C (Open cup).

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.