Description

D tert-Butyl Ester CAS NO 1353972-20-9 is a specialized organic ester compound characterized by its tert-butyl protecting group, which confers enhanced stability and specific reactivity profiles. This high-purity intermediate is critical for advanced synthesis in pharmaceutical and fine chemical research, where precise molecular architecture is required. It serves as a key building block for medicinal chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for constructing complex molecular scaffolds.
• Peptide Synthesis: Used as a protecting group reagent for carboxylic acids in solid-phase and solution-phase peptide chemistry.
• Agrochemical Research: Serves as an intermediate in the development of novel herbicides, fungicides, and plant growth regulators.
• Material Science: Employed in the synthesis of specialty polymers, liquid crystals, and organic electronic materials.
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes and labeled compounds for biochemical research.
• Catalyst Ligand Synthesis: Acts as a precursor for creating sophisticated ligand systems used in asymmetric catalysis.

Basic Information

Product Name	D tert-Butyl Ester
CAS No.	1353972-20-9
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	tert-Butyl D-Ester; D-tert-Butyl Ester; (R)-tert-Butyl Ester; tert-Butyl (R)-Ester; 1353972-20-9; D-Configuration tert-Butyl Ester; (R)-Configuration tert-Butyl Ester; tert-Butyl Ester (D-form)
EINECS	Contact for details

Quality Control

Our D tert-Butyl Ester is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot is subjected to comprehensive analytical testing, including chiral purity verification, to meet the stringent requirements of research and development applications. A Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to guarantee supply reliability and technical compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Due to its nature as a strong acid/organic solvent, keep away from heat, sparks, and incompatible materials such as strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (HPLC)	≥ 99.0% ee
Related Substances (HPLC)	Total impurities ≤ 2.0%
Residual Solvents (GC)	Meets ICH guidelines

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