Description

5-Endo-(Ethoxycarbonyl)Endothall Anhydride is a specialized bicyclic anhydride derivative, serving as a critical synthetic intermediate in advanced organic chemistry. Its unique fused-ring structure and reactive anhydride moiety make it a valuable precursor for constructing complex molecules with high precision. This compound is primarily utilized by research chemists and process development scientists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of complex drug candidates, particularly those requiring bicyclic or constrained ring systems.
• Agrochemical Synthesis: Used in the research and development of new herbicides and plant growth regulators, leveraging the endothall-related core structure.
• Polymer Chemistry: Acts as a monomer or cross-linking agent for creating specialty polymers with specific thermal or mechanical properties.
• Organic Synthesis Reagent: Employed in academic and industrial R&D for Diels-Alder reactions and other cycloadditions to form complex polycyclic frameworks.
• Chemical Biology Probe Development: Useful for modifying proteins or other biomolecules due to its reactive anhydride group, facilitating bioconjugation.

Basic Information

Product Name	5-Endo-(Ethoxycarbonyl)Endothall Anhydride
CAS No.	127311-88-0
Molecular Formula	C11H12O6
Molecular Weight	240.21 g/mol
Synonyms	5-Carbethoxy-7-oxabicyclo[2.2.1]heptane-2,3-dicarboxylic Anhydride; 5-(Ethoxycarbonyl)-7-oxabicyclo[2.2.1]heptane-2,3-dicarboxylic Anhydride; Endothall-5-ethyl Ester Anhydride; 5-Endo-Ethoxycarbonyl-7-oxabicyclo[2.2.1]heptane-2,3-dicarboxylic Acid Anhydride; 5-Carbethoxy-7-oxabicyclo[2.2.1]hept-5-ene-2,3-dicarboxylic Anhydride (related); 127311-88-0
EINECS	Contact for details

Quality Control

Our 5-Endo-(Ethoxycarbonyl)Endothall Anhydride is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets the high standards required for research and process chemistry. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality attributes.

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 hygroscopic nature, the container must be kept tightly sealed to exclude moisture. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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