Description

Benzeneacetic Acid, α-(Hydroxymethylene)-4-Methyl-, Ethyl Ester, (Alphae)- (9Ci) is a specialized organic ester compound with a hydroxymethylene functional group, serving as a valuable synthetic intermediate. Its molecular structure makes it a versatile building block for the synthesis of more complex molecules, particularly in fine chemical and pharmaceutical research. This compound is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced material sectors for constructing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the research and development of new pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Serves as a precursor for dyes, pigments, and specialty performance chemicals.
• Material Science Research: Employed in the development of advanced polymers, ligands for catalysis, and organic electronic materials.
• Academic & Industrial R&D: A crucial reagent for methodological studies in organic synthesis and process chemistry.

Basic Information

Product Name	Benzeneacetic Acid, α-(Hydroxymethylene)-4-Methyl-, Ethyl Ester, (Alphae)- (9Ci)
CAS No.	797756-83-3
Molecular Formula	C12H14O3
Molecular Weight	206.24 g/mol
Synonyms	Ethyl 2-(hydroxymethylene)-2-(4-methylphenyl)acetate; (AlphaE)-α-(Hydroxymethylene)-4-Methylbenzeneacetic Acid Ethyl Ester; 4-Methylbenzeneacetic acid, α-(hydroxymethylene)-, ethyl ester, (alphaE)-; Ethyl (2E)-2-hydroxy-2-(4-methylphenyl)ethene-1-carboxylate; Ethyl (E)-2-hydroxy-2-(p-tolyl)acrylate; Research Grade 797756-83-3
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards. We employ advanced analytical techniques including HPLC, GC, NMR, and mass spectrometry to verify identity, purity, and consistency for every batch. Certificates of Analysis (COA) detailing all specifications are available upon request, supporting your quality assurance and regulatory documentation needs.

Storage

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

Specification

Item	Specification
Appearance	White to off-white solid or crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.