Description

Carbonic Acid Ethyl-3-Phenylsulfonyloxychroman-8-Yl Ester is a specialized organic intermediate with a complex molecular architecture, designed for advanced synthetic chemistry applications. This compound is valued for its role as a key building block in the synthesis of more complex molecules, particularly in pharmaceutical research and fine chemical manufacturing. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced material sectors who require high-purity, structurally precise intermediates.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of novel active pharmaceutical ingredients (APIs), especially for compounds with chroman or benzopyran core structures.
• Agrochemical Research: Used in the development and scale-up of new pesticides, herbicides, and plant growth regulators where its specific functional groups are incorporated into the final molecule.
• Fine Chemical Synthesis: Acts as a versatile building block for creating complex esters and sulfonate derivatives in custom synthesis and contract manufacturing.
• Material Science: Potential use in the research of advanced polymers or organic electronic materials due to its conjugated system and functional handles for further modification.
• Academic & Industrial R&D: Employed in methodological chemistry research, including studies on reaction mechanisms, catalysis, and the development of new synthetic pathways.

Basic Information

Product Name	Carbonic Acid Ethyl-3-Phenylsulfonyloxychroman-8-Yl Ester
CAS No.	104536-64-3
Molecular Formula	C18H18O6S
Molecular Weight	362.40 g/mol
Synonyms	Ethyl 3-[(Phenylsulfonyl)oxy]-8-chromancarboxylate; 8-Chromancarboxylic Acid, 3-[(Phenylsulfonyl)oxy]-, Ethyl Ester; 3-Phenylsulfonyloxychroman-8-carboxylic Acid Ethyl Ester; Ethyl 3-(Phenylsulfonyloxy)chroman-8-carboxylate; 104536-64-3; Chroman-8-carboxylic acid, 3-[(phenylsulfonyl)oxy]-, ethyl ester
EINECS	Contact for details

Quality Control

Our production of Carbonic Acid Ethyl-3-Phenylsulfonyloxychroman-8-Yl Ester adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity for research and development purposes. We provide comprehensive Certificates of Analysis (COA) with each batch, detailing key parameters such as purity, identity, and impurity profiles. Our quality systems are designed to support cGMP compliance for pharmaceutical intermediate applications, and we welcome audits and custom specification requests.

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). The compound may be sensitive to moisture and prolonged exposure to elevated temperatures. Keep away from strong oxidizing agents and bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0% Any single unknown impurity ≤ 1.0%
Loss on Drying	≤ 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.