Description

Rt-Butyl Ester CAS NO 1353958-91-4 is a specialized organic ester compound characterized by its tert-butyl functional group, offering unique steric and electronic properties. This compound is valued for its role as a versatile intermediate and protecting group in complex organic syntheses, particularly in the pharmaceutical and agrochemical sectors. It is essential for researchers and manufacturers developing active pharmaceutical ingredients (APIs), fine chemicals, and advanced materials who require high-purity, reliable building blocks.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the production of advanced pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Serves as a crucial reagent and intermediate in the manufacture of specialty and performance chemicals.
• Organic Synthesis & Research: Employed as a protecting group for carboxylic acids or as a sterically hindered ester in academic and industrial R&D laboratories.
• Material Science: Potential use in the development of polymers, coatings, and advanced organic materials.
• Process Chemistry: Utilized in scale-up and optimization processes for commercial chemical manufacturing.

Basic Information

Product Name	Rt-Butyl Ester
CAS No.	1353958-91-4
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	tert-Butyl Ester; t-Butyl Ester; 2-Methyl-2-propyl Ester; Rt-Butyl Ester CAS 1353958-91-4; 1353958-91-4; Tertiary Butyl Ester; (CH3)3CO2R (generic); Butyl Ester, tert-
EINECS	Contact for details

Quality Control

Our Rt-Butyl Ester is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. We provide Certificates of Analysis (COA) with key parameters such as assay (by HPLC or GC), identity confirmation (by IR or NMR), and impurity profiles. Our quality commitment aligns with cGMP principles where applicable, ensuring the material meets the stringent requirements of pharmaceutical and fine chemical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. For long-term storage under inert atmosphere, please contact our technical team for specific recommendations.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (HPLC/GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Related Substances (HPLC)	Individual impurity ≤ 0.5%; Total impurities ≤ 2.0%

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