SDS Solution - 10% , CAS No.151-21-3

CAS: 151-21-3 Cat. No.: S301875 Formula: CH₃(CH₂)₁₁OSO₃Na Molecular Weight: 288.38 EC Number: 205-788-1

GRADE & PURITY 10%

Synonyms

SDS | Sodium lauryl sulfate | Dodecyl sodium sulfate | Dodecyl sulfate sodium salt | Lauryl sulfate sodium salt | Laurylsulfuric Acid Sodium Salt | Dodecylsulfuric Acid Sodium Salt

Storage

Room temperature,Desiccated

Shipped In

Normal

Overview

Sodium dodecyl sulfate (SDS), also known as sodium lauryl sulfate, is a versatile anionic surfactant with a broad range of applications in cell biology, biochemistry, and various industries. Its amphiphilic nature, characterized by a hydrophobic hydrocarbon tail and a hydrophilic sulfate head group, makes it an effective detergent capable of solubilizing and denaturing proteins, lipids, and other hydrophobic molecules.
In protein biochemistry, SDS plays a pivotal role in protein extraction and SDS-PAGE (sodium dodecyl sulfate-polyacrylamide gel electrophoresis). Its ability to denature proteins by disrupting their secondary and tertiary structures allows for their uniform migration through a polyacrylamide gel matrix based on their molecular weight. This technique, SDS-PAGE, has become an indispensable tool for analyzing protein size and purity.
Beyond protein analysis, SDS also finds applications in nucleic acid extraction and hybridization techniques. Its detergent properties aid in the lysis of cells and the solubilization of cellular components, facilitating the extraction of DNA and RNA. This makes SDS a valuable reagent in various molecular biology protocols, including PCR (polymerase chain reaction) and Southern blotting. Sodium dodecyl sulfate stands as a versatile and widely used surfactant with a diverse range of applications due to its ability to solubilize, denature, and separate biological molecules for cell biology and biochemical research.

Specifications

Synonyms

SDS | Sodium lauryl sulfate | Dodecyl sodium sulfate | Dodecyl sulfate sodium salt | Lauryl sulfate sodium salt | Laurylsulfuric Acid Sodium Salt | Dodecylsulfuric Acid Sodium Salt

Specifications & Purity

10%

Biochemical and Physiological Mechanisms

Sodium dodecyl sulfate (SDS) is an anionic detergent that can form complexes with proteins through hydrophobic interactions. Previous studies have reported that the hydrodynamic function of protein SDS complexes is controlled by the length of their polype

Storage

Room temperature,Desiccated

Shipped In

Normal

Names and Identifiers

• Isomeric SMILES: CCCCCCCCCCCCOS(=O)(=O)[O-].[Na+]
• UN Number: 1325
• Packing Group: III
• Molecular Weight: 288.38

Chemical and Physical Properties

• Melt Point(°C): 204-207°C

Frequently Asked Questions

How should this product be stored?

Store in a cool place, desiccated. Keep the container tightly closed with desiccant — the material is moisture-sensitive.

How is this product shipped?

This product ships under standard ambient conditions. No temperature-controlled packaging is required.

What are the CAS number, molecular formula and molecular weight?

The CAS Number is 151-21-3, the molecular formula is CH3(CH2)11OSO3Na, and the molecular weight is 288.38 g/mol.

What documentation is provided?

Available product documentation, including Certificates of Analysis (COA), Safety Data Sheets (SDS), and specification sheets, is shown in the product document area. Document availability and access follow the current site policy.