Description

Benzenepropanoic Acid, 2-Methyl-, 2-Hydroxyethyl Ester (9Ci) is a specialized organic ester compound, identified by CAS number 819066-52-9, valued for its role as a versatile intermediate and functional additive. Its molecular structure makes it particularly useful in applications requiring solubility and reactivity in both organic and basic environments. This product is essential for manufacturers in the pharmaceutical, agrochemical, and specialty polymer industries seeking high-purity synthetic building blocks.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the synthesis of active pharmaceutical ingredients (APIs) and other fine chemicals.
• Agrochemical Formulations: Used in the production of pesticides, herbicides, and plant growth regulators as a reactive intermediate or solubilizing agent.
• Polymer & Resin Modifier: Acts as a plasticizer or co-monomer in specialty polymer systems to modify flexibility, adhesion, or solubility properties.
• Organic Synthesis Reagent: Employed in esterification and transesterification reactions within research and industrial-scale organic chemistry.
• Lubricant & Functional Fluid Additive: Incorporated into synthetic lubricants and industrial fluids to enhance performance characteristics.
• Cosmetic & Personal Care Ingredients: Functions as an emollient or carrier in high-end cosmetic formulations where specific ester properties are required.

Basic Information

Product Name	Benzenepropanoic Acid, 2-Methyl-, 2-Hydroxyethyl Ester (9Ci)
CAS No.	819066-52-9
Molecular Formula	C12H16O3
Molecular Weight	208.25 g/mol
Synonyms	2-Hydroxyethyl 2-Methyl-3-phenylpropanoate; 3-Phenyl-2-methylpropanoic Acid 2-Hydroxyethyl Ester; 2-Methyl-3-phenylpropionic Acid 2-Hydroxyethyl Ester; Ethylene Glycol 2-Methyl-3-phenylpropionate; Benzenepropanoic Acid, 2-Methyl-, 2-Hydroxyethyl Ester; 2-Hydroxyethyl 2-Methyl-3-phenylpropionate; (2-Methyl-3-phenylpropanoyloxy)ethanol
EINECS	Contact for details

Quality Control

Our Benzenepropanoic Acid, 2-Methyl-, 2-Hydroxyethyl Ester (9Ci) is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing including HPLC, GC, and NMR to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting all critical specifications are available upon request, supporting compliance in regulated industries.

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 bases and incompatible materials such as strong oxidizing agents. The container must be kept tightly sealed to minimize exposure to moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index	1.510 - 1.520
Density	1.05 - 1.10 g/cm³

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