Description

(+)-Praeruptorin A CAS NO 73069-27-9 is a high-purity, optically active coumarin derivative isolated from the roots of *Peucedanum praeruptorum* and related species. This compound is of significant interest for its role as a key intermediate in pharmaceutical research and development, particularly for studying bioactive natural products. It is primarily sought after by research institutions and pharmaceutical companies engaged in drug discovery, phytochemical analysis, and the synthesis of novel therapeutic agents.

Application

• Pharmaceutical Reference Standard: Serves as a certified standard for the quality control and identification of herbal extracts and finished products in pharmacopoeial testing.
• Drug Discovery & Medicinal Chemistry: Used as a lead compound or a crucial synthetic intermediate for developing new drugs targeting cardiovascular and respiratory systems.
• Phytochemical & Natural Product Research: Essential for academic and industrial research focused on isolating, characterizing, and evaluating the bioactivity of coumarins.
• Biochemical Assay Development: Employed in high-throughput screening (HTS) and in vitro assays to investigate mechanisms of action and pharmacological effects.
• Analytical Method Development: Acts as a critical component for developing and validating analytical methods such as HPLC, LC-MS, and TLC for complex natural product matrices.

Basic Information

Item	Detail
Product Name	(+)-Praeruptorin A
CAS No.	73069-27-9
Molecular Formula	C₂₁H₂₂O₇
Molecular Weight	386.40 g/mol
Synonyms	(+)-Praeruptorin A; Praeruptorin A; Pd-Ia; 3'(S)-Angeloyl-4'(S)-Tigloylkhellactone; 3'-Angeloyl-4'-tigloylkhellactone; (+)-3'-Angeloyloxy-4'-tigloyloxykhellactone; (3'S,4'S)-3'-Angeloyloxy-4'-tigloyloxy-3',4'-dihydroseselin; Qianghuo ester A
EINECS	Contact for details

Quality Control

Our (+)-Praeruptorin A is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity, IR and MS for structural confirmation, and residual solvent analysis. We provide a detailed Certificate of Analysis (COA) with every shipment, ensuring traceability and compliance with research-grade standards. Specifications can be aligned with pharmacopoeial requirements upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). The product is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Specific Rotation	Contact for details
Loss on Drying	≤ 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.