Description

2-Pentenethioic Acid, 4-Oxo-, S-Methyl Ester (9Ci) is a specialized sulfur-containing organic compound with a unique thioester and ketone functional group architecture. This molecular structure makes it a valuable synthetic intermediate and building block for advanced chemical synthesis. It is primarily utilized by research chemists and process development scientists in the pharmaceutical and agrochemical industries for constructing complex molecules, particularly in the development of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs), especially those requiring thioester or ketone functionalities.
• Agrochemical Research: Used in the development and production of advanced pesticides, herbicides, and fungicides where its specific structure can contribute to biological activity.
• Fine Chemical Synthesis: Acts as a versatile precursor in organic synthesis for creating complex molecules used in materials science, dyes, and specialty polymers.
• Biochemical Research: May be employed as a substrate or analog in enzymatic studies and metabolic pathway research due to its thioester group, which mimics biological intermediates.
• Flavor & Fragrance Industry: Potential use as an intermediate for synthesizing sulfur-containing aroma compounds, which are known for their potent and distinctive scents.

Basic Information

Product Name	2-Pentenethioic Acid, 4-Oxo-, S-Methyl Ester (9Ci)
CAS No.	175878-40-7
Molecular Formula	C7H10O2S
Molecular Weight	158.22 g/mol
Synonyms	4-Oxo-2-pentenethioic acid S-methyl ester; S-Methyl 4-oxopent-2-enethioate; Methyl 4-oxopent-2-enethioate; 4-Oxopent-2-enethioic acid methyl ester; 2-Pentenethioic acid, 4-oxo-, methyl ester; (E)-S-Methyl 4-oxopent-2-enethioate; (Z)-S-Methyl 4-oxopent-2-enethioate; CAS 175878-40-7
EINECS	Contact for details

Quality Control

Our production of 2-Pentenethioic Acid, 4-Oxo-, S-Methyl Ester (9Ci) adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including chromatographic purity assays and structural confirmation. A Certificate of Analysis (COA) detailing specific results for identity, purity, and impurities is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area. Recommended storage temperature is between 2°C and 8°C for long-term stability. Keep away from strong oxidizing agents and bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%

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