Description

4-(Phenylamino)-2,3-Dihydro-1-Thiophene-1,1-Dione is a specialized organic sulfur compound featuring a unique thiophene-1,1-dione core substituted with a phenylamino group. This molecular structure makes it a valuable intermediate or building block for advanced chemical synthesis, particularly in the development of novel heterocyclic compounds. It is primarily sought by pharmaceutical research and development teams and fine chemical manufacturers engaged in creating new active ingredients or functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those targeting neurological or metabolic pathways.
• Agrochemical Research: Used in the development of new herbicides, fungicides, or insecticides with unique modes of action.
• Material Science: Acts as a monomer or functionalizing agent in the creation of advanced polymers with specific electronic or thermal properties.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for constructing complex heterocyclic frameworks for various applications.
• Dye and Pigment Synthesis: Utilized as an intermediate in the production of specialized colorants and functional dyes.

Basic Information

Product Name	4-(Phenylamino)-2,3-Dihydro-1-Thiophene-1,1-Dione
CAS No.	40226-76-4
Molecular Formula	C10H9NO2S
Molecular Weight	207.25 g/mol
Synonyms	4-Anilino-2,3-dihydrothiophene-1,1-dione; 2,3-Dihydro-4-(phenylamino)thiophene-1,1-dione; 4-(Phenylamino)thiophene-1,1-dione; 4-Phenylaminothiophene-1,1-dione; 1,1-Dioxo-4-(phenylamino)-2,3-dihydro-1lambda6-thiophene; N-Phenyl-1,1-dioxo-2,3-dihydro-1lambda6-thiophen-4-amine
EINECS	Contact for details

Quality Control

Our production of 4-(Phenylamino)-2,3-Dihydro-1-Thiophene-1,1-Dione adheres to stringent internal quality standards to ensure batch-to-batch consistency and high purity. Each lot is characterized using advanced analytical techniques, and a comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided. We support custom synthesis and can tailor specifications to meet specific research or cGMP starting material requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (typically 15-25°C). The compound may be light-sensitive and should be handled under an inert atmosphere for long-term storage to prevent degradation.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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