Description

1,3-Dithiane CAS NO 505-23-7 is a versatile sulfur-containing heterocyclic compound, serving as a crucial building block in advanced organic synthesis. Its primary value lies in its role as a masked carbonyl equivalent, enabling the controlled introduction of aldehyde functionalities under mild conditions. This makes it an indispensable reagent for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop complex molecular architectures.

Application

• Pharmaceutical Intermediates: A key synthon for constructing complex drug molecules, particularly in nucleoside and antiviral agent synthesis.
• Agrochemical Synthesis: Used in the production of advanced pesticides and herbicides requiring specific aldehyde precursors.
• Organic Synthesis Reagent: Acts as a versatile umpolung reagent for C-C bond formation in fine chemical and academic research.
• Ligand and Catalyst Precursor: Serves as a starting material for synthesizing sulfur-containing ligands used in transition metal catalysis.
• Material Science Research: Investigated as a monomer or building block for novel polymers and functional materials.
• Flavor and Fragrance Industry: Employed in the synthesis of specific sulfur-containing aroma chemicals.

Basic Information

Product Name	1,3-Dithiane
CAS No.	505-23-7
Molecular Formula	C4H8S2
Molecular Weight	120.23 g/mol
Synonyms	1,3-Dithiacyclohexane; m-Dithiane; Formaldehyde Dimethyl Dithioacetal; 1,3-Dithiacyclohexane; 1,3-Dithian; NSC 403697; Formaldehyde Dithioacetal; 1,3-Dithiacyclohexane, 1,3-Dithiacyclohexane
EINECS	208-007-5

Quality Control

Our 1,3-Dithiane is produced under stringent quality management protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, identity, and impurity profiles. Our quality systems are designed to meet the rigorous demands of GMP-aligned manufacturing for pharmaceutical intermediates and comply with global regulatory standards.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	52 - 56 °C
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.