Description

(3R)-3-[(E)-2-Methylbut-2-Enoyl]Oxy-4-(Trimethylazaniumyl)Butanoate is a high-purity, specialized chemical intermediate with a defined stereochemistry. This compound is valued for its role as a key building block in the synthesis of complex bioactive molecules, offering precise structural control for advanced research and development. It is primarily sought by pharmaceutical, agrochemical, and fine chemical manufacturers engaged in the development of novel active ingredients and chiral compounds.

Application

• Pharmaceutical Intermediate: A critical chiral synthon in the research and production of novel active pharmaceutical ingredients (APIs), particularly for neurological and metabolic targets.
• Agrochemical Synthesis: Used in the development of advanced, stereospecific pesticides and herbicides where biological activity is highly structure-dependent.
• Biochemical Research: Serves as a precursor or standard in enzymatic studies and metabolic pathway investigations.
• Fine Chemical Production: Employed in the multi-step synthesis of complex, high-value specialty chemicals and flavors/fragrances.
• Academic & R&D Laboratories: Utilized in organic chemistry research for method development and the study of stereoselective reactions.

Basic Information

Product Name	(3R)-3-[(E)-2-Methylbut-2-Enoyl]Oxy-4-(Trimethylazaniumyl)Butanoate
CAS No.	64681-36-3
Molecular Formula	C12H21NO4+
Molecular Weight	243.30 g/mol
Synonyms	(R)-3-((E)-2-Methylbut-2-enoyloxy)-4-(trimethylammonio)butanoate; L-Carnitine (E)-2-Methyl-2-butenoic Acid Ester; (3R)-3-[(2E)-2-Methyl-2-butenoyl]oxy-4-(trimethylazaniumyl)butanoate; O-(2-Methyl-2-butenoyl)-L-carnitine; (E)-2-Methyl-2-butenoic acid L-carnitine ester; L-Carnitine 2-methylcrotonate; (R)-3-(2-Methylcrotonoyloxy)-4-(trimethylammonio)butyrate
EINECS	Contact for details

Quality Control

Our (3R)-3-[(E)-2-Methylbut-2-Enoyl]Oxy-4-(Trimethylazaniumyl)Butanoate is manufactured under strict quality management systems. Each batch is subjected to rigorous analytical testing, including chiral purity verification by HPLC, to ensure it meets the high standards required for advanced synthetic applications. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled in a dry environment to prevent degradation. For long-term storage, consider desiccant or inert atmosphere conditions.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to reference spectrum
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (HPLC)	≥ 99.0% ee
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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