Description

tert-Butyl Ethyl 2-[(tert-Butyl)Oxycarbonyl]Butane-1,4-Dioate is a high-purity, multifunctional diester compound widely used as a key synthetic intermediate in advanced organic synthesis. Its value lies in the strategic protection of carboxylic acid and hydroxyl groups, enabling complex, multi-step reactions with high selectivity and yield. This product is essential for research and production in the pharmaceutical and fine chemical industries, particularly for the synthesis of complex molecules, active pharmaceutical ingredients (APIs), and specialty polymers.

Application

• Pharmaceutical Intermediate: A critical building block for the synthesis of complex drug molecules and Active Pharmaceutical Ingredients (APIs), leveraging its protective group chemistry.
• Peptide Synthesis: Used in the protection of amino acid side chains during solid-phase and solution-phase peptide synthesis to prevent unwanted side reactions.
• Polymer Chemistry: Serves as a monomer or chain transfer agent in the production of specialized polyesters and other functional polymers.
• Organic Synthesis Reagent: Employed as a versatile reagent for introducing tert-butyl and ethyl ester protecting groups in multi-step synthetic routes.
• Agrochemical Synthesis: Acts as an intermediate in the manufacture of advanced herbicides, fungicides, and plant growth regulators.
• Material Science Research: Utilized in R&D for creating novel organic materials with specific thermal or chemical properties.

Basic Information

Product Name	tert-Butyl Ethyl 2-[(tert-Butyl)Oxycarbonyl]Butane-1,4-Dioate
CAS No.	23550-28-9
Molecular Formula	C15H26O6
Molecular Weight	302.37 g/mol
Synonyms	1,4-Butanedioic acid, 2-[(1,1-dimethylethoxy)carbonyl]-, 1,4-bis(1,1-dimethylethyl) ester; 2-(tert-Butoxycarbonyl)succinic acid di-tert-butyl ester; Di-tert-butyl 2-(tert-butoxycarbonyl)succinate; 2-(Boc)-succinic acid di-tert-butyl ester; Boc-Asp(OtBu)-OtBu; Aspartic acid derivative (Boc-Asp(OtBu)-OtBu); (2R/S)-2-[(tert-Butoxy)carbonyl]butanedioic acid 1,4-di-tert-butyl ester
EINECS	Contact for details

Quality Control

Our tert-Butyl Ethyl 2-[(tert-Butyl)Oxycarbonyl]Butane-1,4-Dioate is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with each shipment. We adhere to cGMP standards where applicable to support our clients in pharmaceutical and high-value chemical synthesis.

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 strong acids and organic solvents. For long-term storage, consider holding under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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