Description

7-Oxabicyclo[2.2.1]Hept-5-Ene-2-Carboxylicacid,Methylester,Endo-(+)-(9Ci) is a high-purity, chiral bicyclic lactone derivative that serves as a critical synthetic intermediate. Its unique endo configuration and oxanorbornene structure make it a valuable building block for constructing complex molecular architectures with precise stereochemistry. This compound is essential for researchers and manufacturers in the pharmaceutical and advanced materials sectors, particularly for developing novel active pharmaceutical ingredients (APIs) and functional polymers.

Application

• Pharmaceutical Intermediate: Key chiral synthon for the synthesis of prostaglandins, nucleoside analogs, and other bioactive molecules requiring specific stereochemistry.
• Advanced Material Synthesis: Building block for creating functional polymers, liquid crystals, and specialty resins with tailored thermal and optical properties.
• Asymmetric Catalysis: Used as a ligand precursor or a scaffold for developing novel chiral catalysts and auxiliaries in enantioselective synthesis.
• Agrochemical Research: Intermediate in the development of new generation herbicides and plant growth regulators with enhanced selectivity.
• Academic & R&D: A versatile starting material in organic chemistry research for studying cycloaddition reactions and ring-opening polymerizations.
• Fine Chemical Production: Employed in the multi-step synthesis of complex fragrance compounds and other high-value specialty chemicals.

Basic Information

Product Name	7-Oxabicyclo[2.2.1]Hept-5-Ene-2-Carboxylicacid,Methylester,Endo-(+)-(9Ci)
CAS No.	204988-60-3
Molecular Formula	C8H10O3
Molecular Weight	154.16 g/mol
Synonyms	(1R,2S,4R)-Methyl 7-oxabicyclo[2.2.1]hept-5-ene-2-carboxylate; endo-(+)-Methyl 7-oxabicyclo[2.2.1]hept-5-ene-2-carboxylate; Methyl endo-(+)-7-oxabicyclo[2.2.1]hept-5-ene-2-carboxylate; 7-Oxabicyclo[2.2.1]hept-5-ene-2-carboxylic acid, methyl ester, endo-(+)-; endo-Methyl 7-oxabicyclo[2.2.1]hept-5-ene-2-carboxylate; (+)-endo-Methyl 7-oxabicyclo[2.2.1]hept-5-ene-2-carboxylate; Oxanorbornene methyl ester
EINECS	Contact for details

Quality Control

Our 7-Oxabicyclo[2.2.1]Hept-5-Ene-2-Carboxylicacid,Methylester,Endo-(+)-(9Ci) is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity analysis, to ensure it meets the high standards required for advanced synthetic applications. A detailed Certificate of Analysis (COA) confirming identity, purity, and enantiomeric excess is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This material is moisture-sensitive (hygroscopic). Keep away from strong oxidizing agents and strong bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Conforms to reference standard retention time
Assay (HPLC)	≥ 98.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0%
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.