Description

(-)-Rishitin CAS NO 18178-54-6 is a naturally occurring sesquiterpenoid phytoalexin, a key compound in plant defense mechanisms. This high-purity standard is essential for research and development in plant pathology and agricultural chemistry, enabling the study of induced systemic resistance. It is primarily utilized by researchers in agrochemical R&D, academic institutions, and biotechnology firms focused on developing novel crop protection strategies and understanding plant immune responses.

Application

• Phytoalexin Research Standard: Serves as a critical analytical reference standard for the identification and quantification of rishitin in plant tissues.
• Plant Defense Mechanism Studies: Used to investigate the biosynthesis, regulation, and role of sesquiterpenoid phytoalexins in plant-pathogen interactions.
• Agrochemical Screening & Development: Employed in bioassays to evaluate the efficacy of new compounds designed to elicit or mimic natural plant defense responses.
• Biochemical Pathway Analysis: A key metabolite for studying the isoprenoid and terpenoid biosynthesis pathways in plants.
• Academic & Institutional Research: Fundamental tool for university laboratories and research institutes conducting advanced plant science and phytochemistry projects.

Basic Information

Product Name	(-)-Rishitin
CAS No.	18178-54-6
Molecular Formula	C14H22O2
Molecular Weight	222.32 g/mol
Synonyms	(-)-Rishitin; Rishitin; (3R,3aS,4S,7S,7aR)-3,4,7,7a-Tetrahydro-4-hydroxy-3,7-dimethyl-1H-cyclopenta[c]pyran-1-one; 1H-Cyclopenta[c]pyran-1-one, 3,4,7,7a-tetrahydro-4-hydroxy-3,7-dimethyl-, (3R,3aS,4S,7S,7aR)-; NSC 338018; Phytoalexin from potato
EINECS	Contact for details

Quality Control

Our (-)-Rishitin is produced under a rigorous quality management system. Each batch is characterized and tested using advanced analytical techniques including HPLC, GC-MS, and NMR to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications and test results is provided with every shipment to support your research and compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store at controlled room temperature (15-25°C) in a dry, well-ventilated area. Keep the container sealed to prevent contamination and moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline solid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Melting Point	Contact for details
Specific Rotation	Contact for details
Residual Solvents (GC)	Meets ICH guidelines

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