Description

Bispivalic Acid 2,2-Bis[(Pivaloyloxy)Methyl]-1,3-Propanediyl Ester is a specialized organic compound belonging to the class of pivalate esters, known for its high steric bulk and stability. This chemical serves as a critical building block and protecting group reagent in advanced organic synthesis, offering superior control over reaction pathways. It is essential for manufacturers and R&D teams in the pharmaceutical, agrochemical, and specialty polymer industries who require high-purity intermediates for complex molecule construction.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs), particularly where the pivaloyl (Piv) group acts as a protecting group for alcohols or amines.
• Agrochemical Synthesis: Serves as a key precursor in the manufacture of certain herbicides, fungicides, and plant growth regulators.
• Polymer Chemistry: Acts as a monomer or cross-linking agent in the production of specialty polymers with tailored thermal and mechanical properties.
• Organic Synthesis Reagent: Employed as a robust acylating or esterifying agent in multi-step laboratory and industrial-scale syntheses.
• Material Science Research: Utilized in developing novel organic frameworks and advanced materials due to its bulky, hydrophobic character.

Basic Information

Product Name	Bispivalic Acid 2,2-Bis[(Pivaloyloxy)Methyl]-1,3-Propanediyl Ester
CAS No.	5178-17-6
Molecular Formula	C19H34O6
Molecular Weight	358.47 g/mol
Synonyms	2,2-Bis(pivaloyloxymethyl)-1,3-propanediol dipivalate; Pentaerythritol Tetrapivalate; Pentaerythrityl Tetrapivalate; 1,3-Propanediol, 2,2-bis[(2,2-dimethyl-1-oxopropoxy)methyl]-, 1,3-dipivalate; Tetrakis(2,2-dimethylpropanoate) pentaerythritol ester; Pentaerythritol tetra-pivalate; Pentaerythritol tetrakis(pivalate)
EINECS	Contact for details

Quality Control

Our Bispivalic Acid 2,2-Bis[(Pivaloyloxy)Methyl]-1,3-Propanediyl Ester is produced under stringent quality management systems. Every batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the exacting standards required for synthetic applications. Comprehensive Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases.

Specification

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