Description

Malonaldehydic Acid, (3-Mercaptopropyl)-, δ-(Thio Lactone) (7Ci) is a specialized organosulfur compound featuring a unique thiolactone structure. This chemical is valued for its dual functionality, serving as a versatile building block and reactive intermediate in advanced organic synthesis. It is primarily sought by R&D chemists and process engineers in the pharmaceutical, agrochemical, and specialty polymer industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those containing sulfur heterocycles or thioether linkages.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and plant growth regulators that require specific sulfur-based functional groups.
• Polymer Modification: Acts as a cross-linking agent or chain transfer agent in the production of specialty polymers and resins to impart specific chemical resistance or mechanical properties.
• Chemical Research & Development: A valuable reagent for exploring new organic reactions, particularly in thiol-ene click chemistry and ring-opening polymerizations.
• Ligand Synthesis: Building block for creating complex chelating ligands used in catalysis and metal ion sequestration.
• Flavor & Fragrance Industry: Potential intermediate for synthesizing sulfur-containing aroma compounds, though specific applications require regulatory review.

Basic Information

Product Name	Malonaldehydic Acid, (3-Mercaptopropyl)-, δ-(Thio Lactone) (7Ci)
CAS No.	89533-72-2
Molecular Formula	C6H8O2S
Molecular Weight	144.19 g/mol
Synonyms	3-(3-Mercaptopropyl)malonaldehydic acid δ-thiolactone; 2H-Thiopyran-2-one, tetrahydro-3-(2-formylethyl)-; 3-(2-Formylethyl)tetrahydro-2H-thiopyran-2-one; δ-Thiolactone of 3-(3-Mercaptopropyl)malonaldehydic Acid; (3-Mercaptopropyl)malonaldehydic Acid Thiolactone
EINECS	Contact for details

Quality Control

Our production of Malonaldehydic Acid, (3-Mercaptopropyl)-, δ-(Thio Lactone) (7Ci) adheres to stringent internal quality standards to ensure batch-to-batch consistency and reliability. Each lot is analyzed using advanced chromatographic and spectroscopic techniques. 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, well-ventilated place at a controlled room temperature (15-25°C). Due to its sensitivity to oxidation, it is recommended to store under an inert atmosphere (e.g., nitrogen or argon) for long-term stability. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 5.0%

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