Description

1,2-Benzenediol, 3-(1-Ethenylbutyl)-5-Methyl-, (S)- (9Ci) is a chiral, substituted catechol derivative of significant interest in advanced organic synthesis and pharmaceutical research. This compound's unique structure, featuring a stereogenic center and a vinyl group, makes it a valuable chiral building block for constructing complex molecules. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for applications requiring high stereochemical purity. Our supply ensures consistent quality and reliable access to this specialized intermediate for critical development projects.

Application

• Pharmaceutical Intermediate: Serves as a key chiral synthon in the research and development of novel active pharmaceutical ingredients (APIs), particularly for central nervous system (CNS) and cardiovascular targets.
• Agrochemical Synthesis: Used in the development of advanced, stereoselective pesticides and herbicides where the specific (S)-configuration can influence biological activity.
• Ligand and Catalyst Precursor: Acts as a starting material for synthesizing chiral ligands used in asymmetric catalysis, such as in hydrogenation or cross-coupling reactions.
• Polymer Modification: The reactive vinyl group allows for incorporation into specialty polymers, potentially imparting antioxidant properties or serving as a cross-linking agent.
• Fine Chemical Production: Employed in the multi-step synthesis of complex fragrance molecules, flavors, and other high-value fine chemicals.
• Academic & Industrial Research: A valuable tool for methodological studies in organic chemistry, including new reaction development and stereochemistry investigations.

Basic Information

Item	Detail
Product Name	1,2-Benzenediol, 3-(1-Ethenylbutyl)-5-Methyl-, (S)- (9Ci)
CAS No.	193753-46-7
Molecular Formula	C13H18O2
Molecular Weight	206.28 g/mol
Synonyms	(S)-3-(1-Ethenylbutyl)-5-methylbenzene-1,2-diol; (S)-3-(1-Buten-1-yl)-5-methylcatechol; 3-(1-Ethenylbutyl)-5-methyl-1,2-benzenediol, (S)-; 1,2-Benzenediol, 3-(1-buten-1-yl)-5-methyl-, (S)-; Chiral substituted catechol; CAS 193753-46-7
EINECS	Contact for details

Quality Control

Every batch of our 1,2-Benzenediol, 3-(1-Ethenylbutyl)-5-Methyl-, (S)- (9Ci) is produced and tested under a strict quality management system. We provide comprehensive analytical data to ensure the product meets the high-purity standards required for research and development. A Certificate of Analysis (COA) detailing identity, purity (by HPLC), chiral purity, and impurity profile is supplied with each shipment. Our quality commitment supports compliance with cGMP and ISO 9001 standards for reliable sourcing.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at controlled room temperature (15-25°C) in a cool, dry, well-ventilated area. Due to its sensitivity to oxidation and light, prolonged exposure to air or light should be avoided to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% ee (S-isomer)
Melting Point	Contact for details
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.