Description

[Bis(Potassiothio)Methylene]Malonic Acid Di(Isopropyl) Ester is a specialized organosulfur potassium salt derivative of malonic acid, serving as a critical building block in advanced organic synthesis. This compound is valued for its unique reactivity, particularly as a sulfur-stabilized carbanion equivalent or a precursor for complex heterocyclic systems. It is primarily sought by research and development chemists and process engineers in the pharmaceutical, agrochemical, and specialty chemical industries for constructing novel molecular architectures.

Application

• Pharmaceutical Intermediate: Key synthon for the development of active pharmaceutical ingredients (APIs), especially those containing sulfur heterocycles or complex ester functionalities.
• Agrochemical Synthesis: Used in the research and production of novel herbicides, fungicides, and insecticides requiring specific sulfur-based molecular scaffolds.
• Ligand and Catalyst Precursor: Serves as a starting material for synthesizing specialized ligands used in transition metal catalysis and organocatalysis.
• Material Science Research: Investigated as a monomer or additive in the development of advanced polymers with tailored properties.
• Organic Synthesis Reagent: Employed in C-C and C-S bond-forming reactions, such as Michael additions and nucleophilic substitution reactions, under controlled conditions.

Basic Information

Product Name	[Bis(Potassiothio)Methylene]Malonic Acid Di(Isopropyl) Ester
CAS No.	52395-22-9
Molecular Formula	C10H16KO4S2
Molecular Weight	303.46 g/mol
Synonyms	Bis(potassiosulfanyl)methylenemalonic Acid Diisopropyl Ester; Diisopropyl 2-[(Bis(potassiosulfanyl)methyl]malonate; Diisopropyl (Bis(potassiothio)methylene)malonate; Potassium (Diisopropyl Malonyl)methanebis(thiolate); Malonic Acid, [Bis(potassiothio)methylene]-, Diisopropyl Ester; (Bis-Potassiothiomethylene)malonic Acid Diisopropyl Ester
EINECS	Contact for details

Quality Control

Our production of [Bis(Potassiothio)Methylene]Malonic Acid Di(Isopropyl) Ester adheres to stringent internal quality standards to ensure batch-to-batch consistency and reliability for sensitive synthetic applications. Each lot is characterized using advanced analytical techniques including NMR, HPLC, and elemental analysis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place. Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent degradation. Recommended long-term storage temperature is 2-8°C.

Specification

Item	Specification
Appearance	White to off-white powder or crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%

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