Description

3-Carboxylato-2-[(15-Carboxy-1-Oxopentadecyl)Oxy]-N,N,n-Trimethyl-1-Propanaminium is a high-purity, specialty amphoteric surfactant and betaine derivative, valued for its excellent surface activity and compatibility in demanding formulations. Its unique molecular structure, featuring a long hydrophobic chain and a zwitterionic head group, makes it a critical component for enhancing stability, viscosity, and mildness. This compound is essential for manufacturers in the personal care, cosmetics, and high-performance cleaning industries seeking advanced, multifunctional ingredients.

Application

• Personal Care & Cosmetics: As a primary or co-surfactant in shampoos, body washes, and facial cleansers for superior mildness and foam stability.
• Hair Conditioners & Treatments: Provides excellent conditioning, antistatic, and detangling properties while improving manageability.
• Skin Care Formulations: Used in lotions and creams for its emulsifying properties and skin compatibility.
• Industrial & Institutional Cleaners: Enhances the performance of hard-surface cleaners and degreasers, particularly in alkaline formulations.
• Enhanced Oil Recovery (EOR): Acts as a specialty surfactant in chemical flooding applications to reduce interfacial tension.
• Textile & Leather Processing: Functions as a softener, leveling agent, and antistatic agent in various processing stages.

Basic Information

Product Name	3-Carboxylato-2-[(15-Carboxy-1-Oxopentadecyl)Oxy]-N,N,n-Trimethyl-1-Propanaminium
CAS No.	55570-92-8
Molecular Formula	C25H48N2O62- • 2H+
Molecular Weight	472.66 g/mol (Free acid form)
Synonyms	N,N-Dimethyl-N-(3-stearamidopropyl)ammonioacetate; Stearamidopropyl Betaine; C18 Betaine; 3-Stearamidopropyl Dimethylaminoacetate; SAP Betaine; (3-Stearamidopropyl)dimethylammonioacetate; Octadecanamido Betaine; Amido Betaine C18
EINECS	Contact for details

Quality Control

Our 3-Carboxylato-2-[(15-Carboxy-1-Oxopentadecyl)Oxy]-N,N,n-Trimethyl-1-Propanaminium is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure high purity, consistent performance, and compliance with relevant industry standards. Comprehensive Certificates of Analysis (COA) documenting identity, assay, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); the container must be kept tightly sealed after opening to prevent absorption of atmospheric moisture, which may affect quality.

Specification

Item	Specification
Appearance	White to off-white powder or waxy solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 3.0%
Residue on Ignition	≤ 0.5%
pH (10% solution)	4.0 - 6.0
Heavy Metals (as Pb)	≤ 20 ppm

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