Octadecanoic acid, diester with 1,2,3-propanetriol

Basic Information

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CAS Number

1323-83-7

Molecular Formula

C39H77O6-

Molecular Weight

642.03 g/mol

EINECS

215-359-0

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Esters

Basic Chemical Raw Materials Organic Chemicals Ethers

Fine Chemicals Surfactants Anionic Surfactants

Polymers and Plastics Thermoplastics Polyolefins

Basic Physical Properties

Melting Point

72-74 °C

Boiling Point

662.3±22.0 °C at 760 mmHg

Density

0.9±0.1 g/cm3

Flash Point

181.8±15.8 °C

Refractive Index

1.466

Vapor Pressure

0.0±4.6 mmHg at 25°C

SMILES

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CCCCCCCCCCCCCCCCCC(=O)[O-].CCCCCCCCCCCCCCCCCC(=O)OCC(CO)O

InChI

InChI=1S/C21H42O4.C18H36O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-21(24)25-19-20(23)18-22;1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20/h20,22-23H,2-19H2,1H3;2-17H2,1H3,(H,19,20)/p-1

InChIKey

IXUATGFEVCPOOD-UHFFFAOYSA-M

LogP

10.142099999999996

Topological Polar Surface Area

106.89 Å²

Hydrogen Bond Donor/Acceptor

2 / 6

Complexity

543

Safety Information

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Hazard Statement

Synonyms & References

English

distearin(c18:0)
Loxiol VP 1206
Nikkol DGS 80
Precirol ATO
Stearic acid diglyceride
Stearic diglyceride
1,2-Distearoyl-rac-glycerol (Distearoylglycerol mixed isomers)
1,2-DIOCTADECANOYL-RAC-GLYCEROL
Glyceryl distearate
Distearin
(2-hydroxy-3-octadecanoyloxypropyl) octadecanoate
Glyceroldistearate
1,2-DISTEAROYL-RAC-GLYCEROL
DISTEAROYL-RAC-GLYCEROL
Distearoylglycerol mixed isomers
distearin (c18：0)
propane-1,2,3-triol distearate
Kessco GDS 386F
Loxiol P 1200
Loxiol P 1206
1,2-DISTEARIN
Glycerindistearat
1,3-distearin (C18:0)
Glycerol distearate
DISTEARIN

MDL Number

MFCD00066515

EC Number

215-359-0

Customs Code

2915700100

FAQ

What are the physical and chemical properties of Octadecanoic acid, diester with 1,2,3-propanetriol (CAS: 1323-83-7)?

Octadecanoic acid, diester with 1,2,3-propanetriol (CAS: 1323-83-7) is a white crystalline solid with a molecular weight of approximately 346.5 g/mol. It has a melting point of about 55-57°C and is slightly soluble in water but readily soluble in organic solvents. The ester linkage makes it less reactive compared to free carboxylic acids, though it can still undergo ester hydrolysis under basic conditions. It is used in various applications due to its stability and biocompatibility.

How is Octadecanoic acid, diester with 1,2,3-propanetriol (CAS: 1323-83-7) typically synthesized?

Octadecanoic acid, diester with 1,2,3-propanetriol (CAS: 1323-83-7) can be synthesized by esterification of octadecanoic acid with glycerol (1,2,3-propanetriol) under mild conditions. This typically involves heating the acid and glycerol in the presence of a catalyst like sulfuric acid or a metal salt. The reaction is highly selective, yielding the diester with high yield. The esterification can also be accomplished using solid acid catalysts or microwave-assisted methods for improved efficiency.

What industries use Octadecanoic acid, diester with 1,2,3-propanetriol (CAS: 1323-83-7)?

Octadecanoic acid, diester with 1,2,3-propanetriol (CAS: 1323-83-7) is primarily used in the pharmaceutical industry for drug formulations, as a stabilizer in cosmetics, and as a component in polymer synthesis for biomedical applications. It is also utilized in the food industry as a flavoring agent and in the production of biodegradable plastics.

What precautions should be taken when handling Octadecanoic acid, diester with 1,2,3-propanetriol (CAS: 1323-83-7)?

When handling Octadecanoic acid, diester with 1,2,3-propanetriol (CAS: 1323-83-7), it is important to wear appropriate personal protective equipment (PPE), including gloves, safety goggles, and a lab coat. Work must be conducted in a well-ventilated area or a fume hood to avoid inhalation. Spills should be cleaned up with care, using appropriate absorbents. Always consult the Safety Data Sheet (SDS) for detailed handling and disposal instructions.