Description

Methylaristolochate is a specific, high-purity chemical compound derived from the aristolochic acid family, identified by the CAS registry number 35142-06-4. This compound is valued for its role as a critical reference standard and research-grade intermediate in advanced chemical synthesis and analytical workflows. It is primarily utilized by professionals in pharmaceutical R&D, analytical chemistry, and life science research where precise molecular structure and purity are paramount.

Application

• Pharmaceutical Reference Standard: Used for the identification, purity testing, and quantification of aristolochic acid derivatives in drug development and quality control laboratories.
• Biochemical Research: Serves as a key intermediate or probe in metabolic and toxicological studies related to natural product chemistry.
• Analytical Chemistry: Employed as a calibration standard in High-Performance Liquid Chromatography (HPLC), Liquid Chromatography-Mass Spectrometry (LC-MS), and other spectroscopic methods.
• Chemical Synthesis: Acts as a specialized building block for the synthesis of novel compounds in medicinal chemistry programs.
• Quality Assurance: Essential for method development and validation in testing laboratories to ensure regulatory compliance for herbal and pharmaceutical products.

Basic Information

Product Name	Methylaristolochate
CAS No.	35142-06-4
Molecular Formula	C18H13NO7
Molecular Weight	355.30 g/mol
Synonyms	Methyl aristolochate; Aristolochic acid I methyl ester; 8-Methoxy-6-nitrophenanthro[3,4-d][1,3]dioxole-5-carboxylic acid methyl ester; Methyl ester of aristolochic acid A; NSC 56362; Methyl 8-methoxy-6-nitronaphtho[2,1-g][1,3]benzodioxole-5-carboxylate
EINECS	Contact for details

Quality Control

Every batch of our Methylaristolochate is produced and tested under a strict quality management system to ensure identity, purity, and consistency. We provide comprehensive analytical data including HPLC purity, spectroscopic identification (IR, NMR), and residual solvent analysis. A Certificate of Analysis (COA) is supplied with each shipment, detailing all test results against our stringent in-house specifications. Our quality commitment supports applications requiring research and reference standard grade materials.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Keep the container sealed to protect from moisture and contamination. For long-term storage, consider storing under an inert atmosphere to maximize stability.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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