Description

3,3A,7A,9B-Tetrahydro-3-(1-Hydroxyethyl)-2-Oxo-2H,4Ah-1,4,5-Trioxadicyclopent[A,Hi]Indene-7-Carboxylic Acid Methyl Ester is a complex, high-purity organic compound with a unique fused polycyclic structure. This chemical is valued as a critical advanced intermediate in sophisticated organic synthesis, particularly for the development of novel active pharmaceutical ingredients (APIs) and fine chemicals. It is essential for research and production teams in the pharmaceutical, agrochemical, and specialty chemical sectors who require precise building blocks for complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key synthetic precursor in the multi-step synthesis of novel drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Research: Used in the development of new pesticides and herbicides with complex molecular frameworks.
• Fine Chemical Synthesis: Serves as a specialized building block for creating complex molecules in material science and specialty chemistry.
• Academic & Industrial R&D: A valuable compound for methodological studies in organic chemistry, including cycloaddition and esterification reactions.
• Chemical Reference Standard: Employed as a high-purity analytical standard for quality control and method development in analytical laboratories.

Basic Information

Product Name	3,3A,7A,9B-Tetrahydro-3-(1-Hydroxyethyl)-2-Oxo-2H,4Ah-1,4,5-Trioxadicyclopent[A,Hi]Indene-7-Carboxylic Acid Methyl Ester
CAS No.	51838-83-6
Molecular Formula	C17H18O7
Molecular Weight	334.32 g/mol
Synonyms	Methyl 3,3a,7a,9b-tetrahydro-3-(1-hydroxyethyl)-2-oxo-2H,4aH-1,4,5-trioxadicyclopenta[a,hi]indene-7-carboxylate; 7-Carbomethoxy-3-(1-hydroxyethyl)-3,3a,7a,9b-tetrahydro-2-oxo-2H,4aH-1,4,5-trioxadicyclopenta[a,hi]indene; Artemisinin derivative intermediate; Artemisinin analogue; Artemisinin methyl ester derivative; 1,4,5-Trioxadicyclopentaindene derivative
EINECS	Contact for details

Quality Control

Our 3,3A,7A,9B-Tetrahydro-3-(1-Hydroxyethyl)-2-Oxo-2H,4Ah-1,4,5-Trioxadicyclopent[A,Hi]Indene-7-Carboxylic Acid Methyl Ester is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and batch-to-batch consistency suitable for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep away from heat, open flames, and incompatible materials. The container must be kept tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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