Description

o-Cresolsulfonphthalein-3',3''-Bis(Methylaminoacetic Acid Sodium Salt) is a specialized organic compound primarily used as a key intermediate and reagent in advanced chemical synthesis and analytical applications. Its value lies in its unique molecular structure, which makes it suitable for creating complex chelating agents and pH-sensitive indicators. This product is essential for research and development laboratories, pharmaceutical manufacturers, and companies involved in producing high-purity fine chemicals and diagnostic reagents.

Application

• Pharmaceutical Intermediate: Serves as a critical building block in the synthesis of novel active pharmaceutical ingredients (APIs) and diagnostic agents.
• Chelating Agent Precursor: Used in the production of specialized chelating ligands for metal ion sequestration in industrial processes and research.
• Analytical Chemistry Reagent: Functions as a component in the formulation of pH indicators and other sensitive chemical probes for laboratory analysis.
• Biochemical Research: Employed in biochemical studies and the development of staining protocols or molecular tags.
• Fine Chemical Synthesis: Acts as a versatile intermediate for creating complex, high-value organic molecules in custom synthesis projects.
• Dye and Pigment Manufacturing: Utilized in the production of specialized dyes and colorants due to its sulfonphthalein core structure.

Basic Information

Product Name	o-Cresolsulfonphthalein-3',3''-Bis(Methylaminoacetic Acid Sodium Salt)
CAS No.	4079-10-1
Molecular Formula	C26H26N2Na2O10S
Molecular Weight	604.53 g/mol
Synonyms	o-Cresolphthalein Complexone Sodium Salt; CPC Sodium Salt; 3,3'-Bis[N,N-bis(carboxymethyl)aminomethyl]-o-cresolsulfonphthalein Disodium Salt; Phthalein Purple; o-Cresolphthalein-3',3''-bis(methylimino)diacetic Acid Disodium Salt; NSC 113999; o-Cresolsulfonphthalein Complexon; o-CPC
EINECS	Contact for details

Quality Control

Our o-Cresolsulfonphthalein-3',3''-Bis(Methylaminoacetic Acid Sodium Salt) is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency, meeting the high standards required for research and industrial applications. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment.

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). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Reddish-brown to purple powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition	≤ 1.0%

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