Description

Bis(Dimethyldithiocarbamic Acid)Methylene Ester is a high-purity organosulfur compound, also known as methylene bis(dimethyldithiocarbamate), valued for its role as a versatile intermediate and functional additive. Its primary commercial significance lies in its ability to act as a precursor for rubber accelerators and as a stabilizer or biocide in various industrial formulations. This product is essential for manufacturers in the polymer, agrochemical, and specialty chemical industries seeking reliable performance and consistent quality in their processes.

Application

• Rubber Industry: A key intermediate in the synthesis of ultra-accelerators for the vulcanization of natural and synthetic rubber.
• Agricultural Chemicals: Used as a precursor or active component in the formulation of fungicides and pesticides.
• Polymer Stabilization: Functions as a metal deactivator and antioxidant additive in plastics and elastomers to prevent degradation.
• Lubricant & Fuel Additives: Acts as an anti-wear agent and antioxidant in industrial lubricants and fuel systems.
• Chemical Synthesis: Serves as a versatile building block for synthesizing other dithiocarbamate derivatives and sulfur-containing compounds.
• Water Treatment: Employed as a biocide or slimicide in industrial cooling water and paper mill systems.

Basic Information

Product Name	Bis(Dimethyldithiocarbamic Acid)Methylene Ester
CAS No.	22656-77-5
Molecular Formula	C7H14N2S4
Molecular Weight	254.45 g/mol
Synonyms	Methylene bis(dimethyldithiocarbamate); Bis(dimethyldithiocarbamoyl)methane; Methylenebis(dimethylcarbamodithioate); MBDC; Methylenebis(DMDC); N,N'-Methylenebis(N,N-dimethyldithiocarbamate); Tetramethylthiuram disulfide analog; Accelerator MBD
EINECS	245-152-5

Quality Control

Our Bis(Dimethyldithiocarbamic Acid)Methylene Ester is manufactured under a strict quality management system to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including assay, identification, and impurity profiling. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee compliance with your technical requirements.

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); the container must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect product quality and stability.

Specification

Item	Specification
Appearance	White to pale yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	124 - 128 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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