Description

3-Quinolinecarboxylic Acid, 1,2-Dihydro-4-Hydroxy-1-Methyl-2-Oxo-, 1,1-Dimethylethyl Ester is a specialized quinoline derivative with a protected carboxylic acid group, making it a valuable synthetic intermediate. This compound is critical for researchers and manufacturers requiring precise molecular scaffolds for the development of advanced materials and active pharmaceutical ingredients (APIs). It is primarily utilized in the pharmaceutical, agrochemical, and fine chemical sectors for complex organic synthesis and process development.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those targeting neurological and anti-infective pathways.
• Agrochemical Research: Used in the development of advanced pesticides and herbicides due to its bioactive quinoline core.
• Fine Chemical Synthesis: Serves as a precursor for complex organic molecules used in material science and specialty chemistry.
• Academic & R&D: Employed in university and industrial research laboratories for method development and exploring new chemical reactions.
• Chemical Reference Standard: Used as a high-purity standard for analytical method development and quality control in manufacturing.

Basic Information

Product Name	3-Quinolinecarboxylic Acid, 1,2-Dihydro-4-Hydroxy-1-Methyl-2-Oxo-, 1,1-Dimethylethyl Ester
CAS No.	78593-55-2
Molecular Formula	C₁₅H₁₇NO₄
Molecular Weight	275.30 g/mol
Synonyms	tert-Butyl 1,2-dihydro-4-hydroxy-1-methyl-2-oxo-3-quinolinecarboxylate; 1,1-Dimethylethyl 1,2-dihydro-4-hydroxy-1-methyl-2-oxo-3-quinolinecarboxylate; 3-Quinolinecarboxylic acid, 1,2-dihydro-4-hydroxy-1-methyl-2-oxo-, 1,1-dimethylethyl ester; 4-Hydroxy-1-methyl-2-oxo-1,2-dihydroquinoline-3-carboxylic acid tert-butyl ester; tert-Butyl 4-hydroxy-1-methyl-2-oxo-1,2-dihydroquinoline-3-carboxylate
EINECS	Contact for details

Quality Control

Our 3-Quinolinecarboxylic Acid, 1,2-Dihydro-4-Hydroxy-1-Methyl-2-Oxo-, 1,1-Dimethylethyl Ester is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your quality assurance and regulatory compliance needs.

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). Keep away from incompatible materials and sources of ignition.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
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.