Description

(19S)-2,16-Didehydro-19,20-Dihydroxycuran-17-Oic Acid Methyl Ester is a high-purity, semi-synthetic alkaloid derivative of significant interest in advanced pharmaceutical research and development. This compound serves as a critical intermediate for the synthesis of novel therapeutic agents, offering researchers a reliable building block for complex molecular architectures. It is primarily utilized by pharmaceutical R&D laboratories, contract research organizations (CROs), and fine chemical manufacturers focused on developing new drug candidates, particularly in the fields of oncology and neurology.

Application

• Pharmaceutical Intermediate: A key starting material or intermediate in the multi-step synthesis of novel, biologically active compounds.
• Medicinal Chemistry Research: Used in structure-activity relationship (SAR) studies to develop new drug candidates with optimized efficacy and safety profiles.
• Reference Standard: Serves as an analytical standard for quality control and method development in laboratories analyzing complex natural product derivatives.
• Biochemical Research: Employed in studies investigating the interaction of alkaloid derivatives with specific biological targets and pathways.
• Process Chemistry Development: Used for scaling up synthetic routes and optimizing production processes for advanced pharmaceutical ingredients (APIs).

Basic Information

Product Name	(19S)-2,16-Didehydro-19,20-Dihydroxycuran-17-Oic Acid Methyl Ester
CAS No.	2270-73-7
Molecular Formula	C21H24N2O5
Molecular Weight	384.43 g/mol
Synonyms	Methyl (19S)-2,16-didehydro-19,20-dihydroxycuran-17-oate; 19(S)-2,16-Didehydro-19,20-dihydroxycuran-17-oic acid methyl ester; Tubocurarine derivative; Curan-17-oic acid, 2,16-didehydro-19,20-dihydroxy-, methyl ester, (19S)-; Dihydroxytubocurarine methyl ester
EINECS	Contact for details

Quality Control

Our (19S)-2,16-Didehydro-19,20-Dihydroxycuran-17-Oic Acid Methyl Ester is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the exacting standards required for research and development. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting critical quality attributes.

Storage

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

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%

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