Description

Methyl 2-{[(2-Benzyl-5-Oxopyrazolidin-3-Yl)Carbonyl]Amino}-5-Methylthiophene-3-Carboxylate is a high-purity synthetic organic compound, identified by CAS number 956573-61-8, serving as a critical advanced intermediate in modern pharmaceutical research and development. Its complex heterocyclic structure, featuring fused pyrazolidinone and thiophene rings, makes it a valuable building block for creating novel bioactive molecules. This compound is primarily sought by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for the synthesis of potential new therapeutic agents and crop protection products.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting inflammation, metabolic disorders, and central nervous system (CNS) conditions.
• Agrochemical Research: Used as a building block for developing new active ingredients in herbicides, fungicides, and insecticides with potential novel modes of action.
• Chemical Biology Probe Development: Employed in medicinal chemistry to create tool compounds for studying biological pathways and target validation.
• Process Chemistry & Scale-Up: Serves as a critical intermediate for optimizing synthetic routes from laboratory to pilot plant and commercial manufacturing scales.
• Custom Synthesis & Contract Manufacturing: Supplied to CDMOs (Contract Development and Manufacturing Organizations) for client-specific projects requiring this specialized heterocyclic scaffold.
• Academic & Institutional Research: Used in university and government laboratories for fundamental research in organic synthesis and heterocyclic chemistry.

Basic Information

Product Name	Methyl 2-{[(2-Benzyl-5-Oxopyrazolidin-3-Yl)Carbonyl]Amino}-5-Methylthiophene-3-Carboxylate
CAS No.	956573-61-8
Molecular Formula	C18H19N3O4S
Molecular Weight	373.43 g/mol
Synonyms	Methyl 2-[[(2-benzyl-5-oxo-3-pyrazolidinyl)carbonyl]amino]-5-methyl-3-thiophenecarboxylate; 3-Thiophenecarboxylic acid, 2-[[(2-benzyl-5-oxo-3-pyrazolidinyl)carbonyl]amino]-5-methyl-, methyl ester; 956573-61-8; Methyl 2-({[(2-benzyl-5-oxopyrazolidin-3-yl)carbonyl]amino})-5-methylthiophene-3-carboxylate; 5-Methyl-2-({[(2-benzyl-5-oxopyrazolidin-3-yl)carbonyl]amino})thiophene-3-carboxylic acid methyl ester.
EINECS	Contact for details

Quality Control

Our production of Methyl 2-{[(2-Benzyl-5-Oxopyrazolidin-3-Yl)Carbonyl]Amino}-5-Methylthiophene-3-Carboxylate adheres to stringent quality management protocols to ensure batch-to-batch consistency and reliability for your critical R&D and scale-up processes. Each lot is characterized and released based on comprehensive analytical testing, including HPLC purity, NMR, and mass spectrometry for structural confirmation. Certificates of Analysis (COA) detailing all relevant specifications are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). The compound may be hygroscopic (moisture-sensitive); keep the container tightly sealed under an inert atmosphere if specified. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0% (Area %)
Water Content (KF)	≤ 0.5% w/w
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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