Description

Benzoic Acid, 4-(2-Carboxy-1-Propenyl)-, 1-(1,1-Dimethylethyl) Ester (9Ci) is a specialized organic ester derivative of benzoic acid, characterized by its unique tert-butyl ester and propenyl-carboxylate functional groups. This compound serves as a valuable chemical intermediate and building block in advanced organic synthesis, offering a protected carboxylic acid moiety and a reactive site for further functionalization. It is primarily utilized by research institutions and industrial R&D departments focused on developing novel pharmaceuticals, agrochemicals, and functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those requiring protected acid functionalities.
• Agrochemical Synthesis: Used in the research and development of advanced herbicides, fungicides, and plant growth regulators.
• Organic Synthesis Reagent: Serves as a versatile precursor for coupling reactions, esterifications, and the introduction of tert-butyl protecting groups in complex molecule assembly.
• Material Science Research: Potential monomer or additive in the development of specialty polymers, coatings, and liquid crystals.
• Chemical Research & Development: A high-purity standard for analytical method development and chemical process optimization in laboratory settings.

Basic Information

Product Name	Benzoic Acid, 4-(2-Carboxy-1-Propenyl)-, 1-(1,1-Dimethylethyl) Ester (9Ci)
CAS No.	192637-30-2
Molecular Formula	C16H18O4
Molecular Weight	274.31 g/mol
Synonyms	4-(2-Carboxy-1-propenyl)benzoic acid 1,1-dimethylethyl ester; 4-(2-Carboxyprop-1-en-1-yl)benzoic acid tert-butyl ester; tert-Butyl 4-(2-carboxyprop-1-en-1-yl)benzoate; 1-tert-Butyl 4-(2-carboxyprop-1-en-1-yl) benzene-1,4-dicarboxylate (tautomeric form); Benzoic acid, 4-(2-carboxy-1-propenyl)-, 1,1-dimethylethyl ester; 192637-30-2; tert-Butyl 4-(1-carboxyvinyl)benzoate (isomeric form).
EINECS	Contact for details

Quality Control

Our Benzoic Acid, 4-(2-Carboxy-1-Propenyl)-, 1-(1,1-Dimethylethyl) Ester (9Ci) is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure high purity and consistent composition, meeting the exacting standards required for research and industrial synthesis. Comprehensive Certificates of Analysis (COA) detailing identity, purity (by HPLC), and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from strong oxidizing agents, strong bases, and sources of ignition. For long-term storage, consider an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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