Glyceryl Monooleate
Description
Glyceryl Monooleate (CAS 111-03-5), commonly abbreviated as GMO, is a monoglyceride ester used as an emulsifier and humectant across food, cosmetic, and industrial formulations.
Recognized under FEMA 2526, it functions by stabilizing oil-water interfaces and retaining moisture in finished products. In food manufacturing, GMO is used to improve texture and shelf life.
It is frequently utilized in baked goods, margarine, and dairy-based products by preventing fat separation and starch retrogradation. Cosmetic formulators incorporate it into creams, lotions, and hair conditioners.
In these personal care applications, it supports emulsion stability and delivers a smooth, moisturizing skin feel. As a flavoring agent, it appears in systems where its oleic acid profile contributes to creamy taste profiles.
In pharmaceutical and nutraceutical applications, it acts as an excipient and solubilizer in lipid-based drug delivery systems and softgel formulations. It is supplied as a pale yellow to amber liquid or semi-solid.
The physical state depends on temperature and purity grade. It is available in food-grade and technical-grade specifications, with food-grade material meeting FCC standards for safety and quality.
Minimum monoglyceride content typically ranges from 40% to 90%+ depending on the grade. High-purity distilled grades are available for pharmaceutical applications requiring specific chemical profiles.
Physical Properties
| Melting Point | 35 °C |
| Boiling Point | 238-240 °C @ Press: 3-4 Torr |
| Density | 0.9407 g/cm³ @ Temp: 35 °C |
| Flash Point | 180 °C |
| Color | White to Off-White |
| Odor | bland fatty waxy |
| Form | Solid |
| Refractive Index | 1.46384 (589.3 nm 35℃) |
| Log P | 6.71 |
Trade & Regulatory
| HS Code | 29161500 |
| UN Number | 1282 |
| ADR Class | 3 |
| Packing Group | II |
| Storage Class | 11 - Combustible Solids |
| WGK (Germany) | 1 |
Documentation
Other Names
Glyceryl 1-oleate|Glycerol 1-monooleate|2,3-dihydroxypropyl (Z)-octadec-9-enoate|GMO
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