Description

Octadecanoic Acid, Monoester With 1,2,3-Propanetriol Acetate is a specialized glycerol ester derivative of stearic acid, valued for its unique combination of hydrophobic and hydrophilic properties. This compound serves as a versatile intermediate and functional additive, offering excellent emulsifying and conditioning characteristics. It is primarily utilized in the formulation of high-performance personal care products, cosmetics, and as a processing aid in industrial applications.

Application

• Cosmetic & Personal Care Formulations: Acts as a non-ionic emulsifier, emollient, and viscosity modifier in creams, lotions, and hair conditioners.
• Pharmaceutical Excipient: Used as a lubricant, binder, or solubilizing agent in tablet and capsule manufacturing.
• Food-Grade Additives: Functions as an emulsifier or stabilizer in certain food processing applications (subject to specific grade and regulatory approval).
• Industrial Lubricants & Release Agents: Serves as a component in synthetic lubricants and mold release formulations for plastics and rubber.
• Textile & Fiber Processing: Employed as a softener and anti-static agent in fabric treatment.
• Paints & Coatings: Acts as a flow improver and dispersing agent in various coating systems.

Basic Information

Item	Details
Product Name	Octadecanoic Acid, Monoester With 1,2,3-Propanetriol Acetate
CAS No.	84931-78-2
Molecular Formula	C23H44O5
Molecular Weight	400.60 g/mol
Synonyms	Glyceryl Monostearate Acetate; Acetylated Glyceryl Monostearate; Acetylated Monoglyceride of Stearic Acid; 1,2,3-Propanetriol, 1-(1-Oxooctadecyl)-, Acetate; GMS-Acetate; Octadecanoic Acid, Monoester with 1,2,3-Propanetriol, Acetate; Acetylated GMS; E472a (related food additive category)
EINECS	Contact for details

Quality Control

Our Octadecanoic Acid, Monoester With 1,2,3-Propanetriol Acetate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for identity, purity, and performance. Certificates of Analysis (COA) documenting key parameters such as assay, acid value, and saponification value are available upon request. We can supply grades suitable for cosmetic, pharmaceutical, and industrial applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). This material is easily oxidized; for long-term storage, consider maintaining under an inert atmosphere (e.g., nitrogen) to preserve stability and prevent degradation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white waxy solid
Identification (IR)	Conforms
Assay (HPLC)	≥ 95.0%
Acid Value	≤ 3.0 mg KOH/g
Saponification Value	Contact for details
Melting Point	50 - 60 °C
Heavy Metals (as Pb)	≤ 10 ppm
Loss on Drying	≤ 1.0 %

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.