Description

Acetic Acid, (Methoxyimino)(Methylthio)-, Methyl Ester (9Ci) is a specialized organic ester compound with a unique methoxyimino and methylthio functional group architecture. This molecular structure makes it a valuable intermediate for synthesizing complex molecules, particularly in advanced agrochemical and pharmaceutical research. It is primarily needed by R&D chemists and process development scientists in the fine chemical, crop protection, and active pharmaceutical ingredient (API) manufacturing sectors seeking to introduce specific functional motifs into their target compounds.

Application

• Agrochemical Intermediate: A key building block in the synthesis of novel fungicides, herbicides, and insecticides, leveraging its reactive sites for constructing heterocyclic systems.
• Pharmaceutical Synthesis: Serves as a versatile precursor for introducing the (methoxyimino) group into potential drug candidates and active pharmaceutical ingredients (APIs).
• Chemical Research & Development: Used in academic and industrial R&D laboratories for exploring new organic reactions and developing novel synthetic methodologies.
• Fine Chemical Production: Employed in the manufacture of specialty chemicals, dyes, and performance materials requiring specific sulfur and nitrogen-containing functionalities.

Basic Information

Product Name	Acetic Acid, (Methoxyimino)(Methylthio)-, Methyl Ester (9Ci)
CAS No.	252973-83-4
Molecular Formula	C5H9NO3S
Molecular Weight	163.19 g/mol
Synonyms	Methyl (methoxyimino)(methylthio)acetate; Methyl 2-(methoxyimino)-2-(methylthio)acetate; 2-(Methoxyimino)-2-(methylthio)acetic acid methyl ester; Acetic acid, 2-(methoxyimino)-2-(methylthio)-, methyl ester; (Methoxyimino)(methylthio)acetic acid methyl ester; Methyl α-(methoxyimino)-α-(methylthio)acetate
EINECS	Contact for details

Quality Control

Our Acetic Acid, (Methoxyimino)(Methylthio)-, Methyl Ester is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide detailed Certificates of Analysis (COA) with each shipment, documenting key parameters such as assay and impurity profiles. Our quality commitment ensures the material meets the stringent requirements for use as a high-value synthetic intermediate.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids, bases, and oxidizing agents. Recommended storage temperature is 2-8°C for long-term stability. Allow the container to reach room temperature before opening to prevent moisture condensation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Water Content (KF)	≤ 0.5%

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