Description

1,3-Dioxolane-2-Thione is a versatile sulfur-containing heterocyclic compound with significant utility in organic synthesis. Its core value lies in its role as a key building block and reagent for introducing thione or protected carbonyl functionalities into complex molecular architectures. This product is essential for research chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries, where it facilitates the synthesis of novel active ingredients and advanced intermediates.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of various active pharmaceutical ingredients (APIs), particularly those containing thiazole or dithiole moieties.
• Agrochemical Synthesis: Used as a building block for creating novel herbicides, fungicides, and insecticides, leveraging its reactive thione group.
• Ligand and Catalyst Preparation: Acts as a starting material for the preparation of sulfur-based ligands used in transition metal catalysis.
• Polymer Chemistry: Employed in the development of specialty polymers and as a modifier for polymer properties.
• Chemical Research & Development: A valuable reagent for method development and exploring new synthetic pathways in academic and industrial R&D laboratories.
• Material Science: Investigated for use in the synthesis of organic electronic materials and nonlinear optical materials.

Basic Information

Product Name	1,3-Dioxolane-2-Thione
CAS No.	20628-59-5
Molecular Formula	C3H4O2S
Molecular Weight	104.13 g/mol
Synonyms	1,3-Dioxolane-2-thione; 2-Thiono-1,3-dioxolane; Ethylene trithiocarbonate (cyclic isomer); 1,3-Dioxolane-2-thion; 2-Thioxo-1,3-dioxolane; Ethylene carbonate thione; NSC 163083
EINECS	243-931-7

Quality Control

Our 1,3-Dioxolane-2-Thione is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chromatographic purity analysis and identity confirmation, to ensure it meets the high standards required for synthetic applications. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting key parameters such as assay and impurity profiles.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and strong bases.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline solid or liquid
Identification (IR)	Conforms to structure
Assay (HPLC/GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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