Description

2,2-Bis[[(1-Oxoisononyl)Oxy]Methyl]-1,3-Propanediyl Diisononanoate is a specialized ester compound valued for its role as a high-performance plasticizer and emollient. This chemical matters for its ability to impart flexibility, durability, and smooth texture to a wide range of polymeric and cosmetic formulations. It is primarily needed by manufacturers in the plastics, personal care, and specialty chemical industries seeking reliable, non-phthalate alternatives for product enhancement.

Application

• Primary plasticizer for PVC, vinyl, and other polymer resins to improve flexibility and low-temperature performance.
• Key emollient and skin-conditioning agent in premium cosmetic and personal care products, such as lotions and creams.
• Functional additive in adhesives and sealants to modify viscosity and enhance film formation.
• Lubricant and processing aid in the manufacture of specialty plastics and elastomers.
• Base fluid or carrier in industrial lubricants and functional fluids.
• Raw material for the synthesis of more complex ester-based specialty chemicals.

Basic Information

Item	Detail
Product Name	2,2-Bis[[(1-Oxoisononyl)Oxy]Methyl]-1,3-Propanediyl Diisononanoate
CAS No.	93803-89-5
Molecular Formula	C41H78O8
Molecular Weight	698.5 g/mol (approx.)
Synonyms	Diisononyl 2,2-Bis[[(1-oxoisononyl)oxy]methyl]-1,3-propanedioate; Bis(isononanoate) of 2,2-Bis(hydroxymethyl)-1,3-propanediol diisononanoate; Trimethylolpropane Diisononanoate; TMP Diisononanoate; Plasticizer TMPDIN; Emollient Ester; 1,3-Propanediol, 2,2-bis[[(1-oxoisononyl)oxy]methyl]-, diisononanoate
EINECS	Contact for details

Quality Control

Our 2,2-Bis[[(1-Oxoisononyl)Oxy]Methyl]-1,3-Propanediyl Diisononanoate is produced under a strict quality management system. Each batch undergoes rigorous analytical testing, including assay, acid value, and color determination, to ensure it meets precise specifications for industrial and cosmetic applications. A Certificate of Analysis (COA) documenting purity, identity, and key physical properties is available for every shipment upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases. Under these conditions, the product is stable for extended periods.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Acid Value	≤ 1.0 mg KOH/g
Color (APHA)	≤ 50
Moisture (KF)	≤ 0.1%
Specific Gravity (20°C)	0.92 - 0.96
Refractive Index (20°C)	1.44 - 1.46

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