Description

(-)-4'-Nitrotartranilic Acid CAS NO 206761-80-0 is a high-purity chiral organic acid derivative, serving as a critical intermediate in advanced synthetic chemistry. Its enantiomeric purity and specific functional groups make it an essential building block for the development of novel, optically active compounds. This product is primarily needed by research institutions and pharmaceutical companies engaged in the synthesis of active pharmaceutical ingredients (APIs), agrochemicals, and specialty fine chemicals.

Application

• Pharmaceutical Intermediate: Key chiral synthon for the research and development of novel therapeutic agents and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the production of advanced, enantiomerically pure pesticides and herbicides.
• Asymmetric Catalyst Ligand Precursor: Serves as a starting material for synthesizing specialized ligands used in asymmetric catalysis.
• Fine Chemical Research: A valuable reagent in academic and industrial R&D for exploring new synthetic pathways and molecular architectures.
• Reference Standard: Employed as a high-purity analytical standard for method development and quality control in chiral analysis.

Basic Information

Item	Details
Product Name	(-)-4'-Nitrotartranilic Acid
CAS No.	206761-80-0
Molecular Formula	C10H10N2O7
Molecular Weight	270.20 g/mol
Synonyms	(-)-4'-Nitrotartranilic Acid; (2R,3R)-2,3-Dihydroxy-4-[(4-nitrophenyl)amino]-4-oxobutanoic Acid; (2R,3R)-4-[(4-Nitrophenyl)amino]-2,3-dihydroxy-4-oxobutanoic Acid; L-threo-4'-Nitrotartranilic Acid; Tartranilic Acid, 4'-nitro-, (-)-; 206761-80-0
EINECS	Contact for details

Quality Control

Our (-)-4'-Nitrotartranilic Acid is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including chiral purity assessment by HPLC, to ensure it meets the high standards required for research and synthesis. Certificates of Analysis (COA) detailing identity, purity, and chiral excess are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (HPLC)	≥ 99.0% e.e.
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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