Description

2-Butenoic Acid, 3-(2-Naphthalenyl)-, Methyl Ester, (2E)- is a specialized organic compound belonging to the class of naphthalene-substituted α,β-unsaturated esters. This high-purity intermediate is valued for its unique conjugated structure, which makes it a versatile building block in advanced organic synthesis. It is primarily sought after by R&D chemists and process development teams in the pharmaceutical and fine chemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those targeting specific receptor sites.
• Liquid Crystal Material Research: Used in the development of advanced organic electronic materials and liquid crystal displays (LCDs) due to its rigid, planar naphthalene core.
• Organic Light-Emitting Diodes (OLEDs): Serves as a building block for electron-transport or host materials in OLED device fabrication.
• Fine Chemical Synthesis: Employed in multi-step synthetic routes to create complex dyes, pigments, and functionalized aromatic compounds.
• Academic & Industrial R&D: A valuable reagent for methodological studies in cross-coupling reactions and the development of new catalytic processes.

Basic Information

Product Name	2-Butenoic Acid, 3-(2-Naphthalenyl)-, Methyl Ester, (2E)-
CAS No.	212078-20-1
Molecular Formula	C₁₅H₁₄O₂
Molecular Weight	226.27 g/mol
Synonyms	(2E)-3-(Naphthalen-2-yl)but-2-enoic acid methyl ester; Methyl (2E)-3-(2-naphthyl)-2-butenoate; Methyl (E)-3-(2-naphthyl)but-2-enoate; 3-(2-Naphthyl)-2-butenoic acid methyl ester, (E)-; 2-Butenoic acid, 3-(2-naphthalenyl)-, methyl ester, (E)-; Methyl trans-3-(2-naphthyl)crotonate
EINECS	Contact for details

Quality Control

Every batch of 2-Butenoic Acid, 3-(2-Naphthalenyl)-, Methyl Ester, (2E)- is manufactured under strict quality management systems. We provide comprehensive analytical documentation, including a Certificate of Analysis (COA) detailing purity, identity, and impurity profiles via validated methods such as HPLC, GC, and NMR. Our quality commitment ensures material consistency and traceability for your critical R&D and scale-up projects.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong bases and incompatible materials. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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