Description

11-(tert-Butoxy)-11-Oxoundecanoic Acid CAS NO 1789702-17-5 is a high-purity specialty carboxylic acid derivative featuring a tert-butoxy-protected oxo (keto) group. This compound serves as a versatile and protected synthetic intermediate, enabling precise chemical transformations in sensitive environments. It is primarily required by research chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of active pharmaceutical ingredients (APIs), particularly where the protected keto-acid functionality is needed for subsequent coupling or cyclization reactions.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and plant growth regulators that require long-chain acid derivatives.
• Polymer & Material Science: Serves as a monomer or functional modifier in the production of specialty polyesters, polyamides, and coatings to introduce specific chain-end functionality or side groups.
• Organic Synthesis & Research: A valuable reagent in academic and industrial R&D labs for method development, catalysis studies, and the synthesis of complex natural products or novel chemical entities.
• Lubricant & Surfactant Additive Precursor: Intermediate for manufacturing high-performance ester-based lubricant additives or surfactants with tailored hydrophobic chain lengths.

Basic Information

Product Name	11-(tert-Butoxy)-11-Oxoundecanoic Acid
CAS No.	1789702-17-5
Molecular Formula	C₁₅H₂₈O₄
Molecular Weight	272.38 g/mol
Synonyms	11-(tert-Butoxy)-11-oxoundecanoic acid; 11-(tert-Butoxy)-11-oxo-undecanoic acid; Undecanoic acid, 11-(1,1-dimethylethoxy)-11-oxo-; 11-(tert-Butoxy)undecanoic-11-one acid; 11-tert-Butoxy-11-oxoundecanoic acid; 11-Oxo-11-(tert-butoxy)undecanoic acid; 11-(tert-Butyloxy)-11-oxoundecanoic acid
EINECS	Contact for details

Quality Control

Our 11-(tert-Butoxy)-11-Oxoundecanoic Acid is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with data from techniques including HPLC, NMR, and IR spectroscopy. Our quality commitment ensures the material meets the stringent requirements for research and process development applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. The container should be kept tightly sealed in a dry environment to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.