Description

2H-Pyran-3-Carboxylicacid,Tetrahydro-4-(Hydroxyimino)-,Ethylester(9Ci) is a specialized heterocyclic building block with a pyran core functionalized with a carboxylic acid ester and an oxime group. This compound matters as a versatile synthetic intermediate, enabling the construction of complex molecular architectures in advanced research and development. It is primarily needed by pharmaceutical and agrochemical R&D teams for the synthesis of novel active ingredients and by fine chemical manufacturers producing high-value specialty compounds.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or infectious diseases.
• Agrochemical Research: Used in the development of new herbicides, fungicides, or insecticides, leveraging its reactive oxime and ester functionalities.
• Fine Chemical Synthesis: Acts as a building block for creating complex heterocyclic compounds, flavors, fragrances, and advanced material precursors.
• Academic & Contract Research: Employed in university and CRO laboratories for methodological studies in organic chemistry and medicinal chemistry programs.
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes for studying enzyme mechanisms or biological pathways.

Basic Information

Product Name	2H-Pyran-3-Carboxylicacid,Tetrahydro-4-(Hydroxyimino)-,Ethylester(9Ci)
CAS No.	384330-32-9
Molecular Formula	C8H11NO4
Molecular Weight	185.18 g/mol
Synonyms	Ethyl tetrahydro-4-(hydroxyimino)-2H-pyran-3-carboxylate; 4-(Hydroxyimino)tetrahydro-2H-pyran-3-carboxylic Acid Ethyl Ester; Tetrahydro-4-(hydroxyimino)-2H-pyran-3-carboxylic acid ethyl ester; 2H-Pyran-3-carboxylic acid, tetrahydro-4-(hydroxyimino)-, ethyl ester; 384330-32-9; Ethyl 4-(hydroxyimino)tetrahydro-2H-pyran-3-carboxylate
EINECS	Contact for details

Quality Control

Our 2H-Pyran-3-Carboxylicacid,Tetrahydro-4-(Hydroxyimino)-,Ethylester(9Ci) is produced under a strict quality management system. Every batch undergoes rigorous analytical testing, including HPLC for purity and NMR/IR for structural confirmation, to ensure it meets the high standards required for research and synthesis. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to guarantee traceability and consistency for your critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). This compound may be moisture-sensitive; keep the container tightly sealed under an inert atmosphere if specified for your grade.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 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.