Description

3-(Dodecylamino)-1-Propanesulfonic Acid is a high-purity zwitterionic surfactant and biochemical reagent. This compound is valued for its excellent detergent properties, solubility, and ability to stabilize proteins and biological membranes. It is essential for research and industrial applications requiring mild, non-denaturing surfactants. The CAS number for this product is 1120-00-9.

Application

• Biochemical Research: Used in the solubilization, purification, and stabilization of membrane proteins and enzymes without denaturation.
• Electrophoresis & Chromatography: Serves as a key component in buffer systems for techniques like 2D gel electrophoresis and HPLC.
• Cell Lysis & Homogenization: An effective agent for gentle cell lysis in the preparation of cellular and subcellular fractions.
• Diagnostic Reagents: Employed in the formulation of buffers and reagents for clinical diagnostic kits and assays.
• Cosmetic & Personal Care: Functions as a mild surfactant and emulsifier in high-end skincare and haircare formulations.
• Industrial Detergents: Used in specialized cleaning formulations where a mild, high-foaming, and biodegradable surfactant is required.

Basic Information

Product Name	3-(Dodecylamino)-1-Propanesulfonic Acid
CAS No.	1120-00-9
Molecular Formula	C₁₅H₃₃NO₃S
Molecular Weight	307.49 g/mol
Synonyms	Dodecylaminopropanesulfonic Acid; N-Dodecyl-3-aminopropanesulfonic Acid; 3-(N-Dodecylamino)propanesulfonic Acid; DAPS; CAPS Analog (C12); Zwittergent 3-12; Laurylaminopropanesulfonic Acid; N-Lauryl-3-aminopropanesulfonic Acid
EINECS	214-306-5

Quality Control

Every batch of 3-(Dodecylamino)-1-Propanesulfonic Acid is manufactured under a strict quality management system. We provide comprehensive analytical data to ensure the product meets the high standards required for biochemical and industrial applications. A detailed Certificate of Analysis (COA) is supplied with each shipment, confirming identity, purity, and other critical parameters.

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 product is hygroscopic (moisture-sensitive); ensure the container is sealed tightly after each use to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0 %
Loss on Drying	≤ 2.0 %
Residue on Ignition	≤ 0.1 %
Heavy Metals (as Pb)	≤ 10 ppm
pH (1% Solution)	6.0 - 7.5

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