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27497

Sigma-Aldrich

Tributyl citrate

greener alternative

≥97.0%

Synonym(s):

2-Hydroxy-1,2,3-propanetricarboxylic acid tributyl ester, Tri-n-butyl citrate

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About This Item

Empirical Formula (Hill Notation):
C18H32O7
CAS Number:
Molecular Weight:
360.44
Beilstein:
1806072
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Assay

≥97.0%

greener alternative product characteristics

Less Hazardous Chemical Syntheses
Learn more about the Principles of Green Chemistry.

sustainability

Greener Alternative Product

refractive index

n20/D 1.445

density

1.043 g/mL at 20 °C (lit.)

greener alternative category

SMILES string

CCCCOC(=O)CC(O)(CC(=O)OCCCC)C(=O)OCCCC

InChI

1S/C18H32O7/c1-4-7-10-23-15(19)13-18(22,17(21)25-12-9-6-3)14-16(20)24-11-8-5-2/h22H,4-14H2,1-3H3

InChI key

ZFOZVQLOBQUTQQ-UHFFFAOYSA-N

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General description

Tributyl citrate is a common solvent and plasticizer for polymers like PVC and its copolymers that are used in food wrapping films. Also, it is a common plasticizer employed in food contact materials, cosmetics, and food additives.
We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Green Chemistry. This product can replace highly toxic diluents in membrane preparation and thus aligns with "Less Hazardous Chemical Syntheses". Click here for more information.

Application

Tributyl citrate can be used:
  • To incorporate in zein film to enhance its mechanical properties for industrial processing.
  • As a plasticizer to improve the ductile properties of poly(lactide) polymers.

Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Synthesis of tributyl citrate using acid ionic liquid as catalyst
Junming XU, et al.
Process Safety and Environmental Protection, 88, 28-30 (2010)
Improved mechanical property and water resistance of zein films by plasticization with tributyl citrate
Shi K, et al.
Journal of Agricultural and Food Chemistry, 60, 5988-5993 (2012)
New development on plasticized poly (lactide): Chemical grafting of citrate on PLA by reactive extrusion
Hassouna F, et al.
European Polymer Journal, 48, 404-415 (2012)
Bernadette Pretzl et al.
Journal of clinical periodontology, 36(4), 349-356 (2009-05-12)
Evaluation of the 10-year results after GTR-therapy of infrabony defects using two bioabsorbable barriers in a randomized-controlled clinical trial. In 15 patients with periodontitis, 15 pairs of infrabony defects were treated. For each patient, one defect received a polydioxanon (test:
Eva Roblegg et al.
European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V, 79(3), 635-645 (2011-08-02)
The objective of this study was the development of retarded release pellets using vegetable calcium stearate (CaSt) as a thermoplastic excipient. The matrix carrier was hot melt extruded and pelletized with a hot-strand cutter in a one step continuous process.

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