Description

Cyclopentaneacetic Acid, α-Butyl-, 2-(Dimethylamino)Ethyl Ester, ( E)-2-Butenedioate (1:1) is a high-purity specialty chemical salt with significant utility in advanced organic synthesis. This compound is valued for its role as a key intermediate in the development of complex molecules, particularly in the pharmaceutical sector. It is primarily sought by research and development teams and process chemists in the fine chemical and pharmaceutical industries for creating novel active pharmaceutical ingredients (APIs) and other high-value compounds.

Application

• As a critical synthetic intermediate in the multi-step production of complex pharmaceutical actives.
• For use in research and development of new chemical entities (NCEs) and novel therapeutic agents.
• In the synthesis of specialized fine chemicals and advanced organic compounds for agrochemical applications.
• As a building block in academic and industrial research exploring new reaction pathways and methodologies.
• Potential use in the development of specialty polymers or functional materials requiring specific amine-ester functionalities.

Basic Information

Product Name	Cyclopentaneacetic Acid, α-Butyl-, 2-(Dimethylamino)Ethyl Ester, ( E)-2-Butenedioate (1:1)
CAS No.	129344-92-9
Molecular Formula	C19H33NO6
Molecular Weight	371.47 g/mol
Synonyms	2-(Dimethylamino)ethyl 2-butylcyclopentaneacetate fumarate (1:1); (E)-2-Butenedioic acid, compd. with 2-(dimethylamino)ethyl 2-butylcyclopentaneacetate (1:1); 2-Butylcyclopentaneacetic acid 2-(dimethylamino)ethyl ester fumarate; Fumaric acid salt of 2-(dimethylamino)ethyl 2-butylcyclopentaneacetate; α-Butylcyclopentaneacetic acid 2-(dimethylamino)ethyl ester fumarate; DMABCPE Fumarate; 129344-92-9; Cyclopentaneacetic acid, 2-butyl-, 2-(dimethylamino)ethyl ester, (E)-2-butenedioate
EINECS	Contact for details

Quality Control

Our production of Cyclopentaneacetic Acid, α-Butyl-, 2-(Dimethylamino)Ethyl Ester, ( E)-2-Butenedioate (1:1) adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity suitable for sensitive synthetic applications. All materials are characterized and tested against established internal specifications. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with each shipment to support your quality assurance and regulatory needs.

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). This product is hygroscopic (moisture-sensitive) and must be kept under dry conditions to prevent degradation. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
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.