Description

Homocysteine, Ethyl Ester (9Ci) is a protected derivative of the sulfur-containing amino acid homocysteine, specifically designed for advanced chemical synthesis. This compound is a crucial building block in pharmaceutical research and development, offering a reactive thiol group masked by an ethyl ester for controlled reactivity. It is primarily utilized by researchers and manufacturers in the life sciences sector for applications ranging from peptide synthesis to the study of metabolic pathways and cardiovascular disease models.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting homocysteine-related metabolic disorders.
• Biochemical Research: Used as a standard or reagent in studies investigating homocysteine metabolism, oxidative stress, and endothelial function.
• Peptide Chemistry: Serves as a protected amino acid derivative for the solid-phase or solution-phase synthesis of custom peptides and peptidomimetics.
• Diagnostic Development: Employed in the development and calibration of diagnostic assays and kits for measuring homocysteine levels in clinical samples.
• Nutritional Science Research: Utilized in in-vitro studies to model the effects of homocysteine on cellular systems and to evaluate potential nutraceutical interventions.

Basic Information

Product Name	Homocysteine, Ethyl Ester (9Ci)
CAS No.	764724-34-7
Molecular Formula	C7H13NO2S
Molecular Weight	175.25 g/mol
Synonyms	L-Homocysteine ethyl ester; Ethyl L-homocysteinate; 2-Amino-4-(ethylthio)butanoic acid; Hcy-OEt; Homocysteine ethyl ester hydrochloride (salt form); DL-Homocysteine ethyl ester; (RS)-Homocysteine ethyl ester
EINECS	Contact for details

Quality Control

Our Homocysteine, Ethyl Ester (9Ci) is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity for research applications. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles. We adhere to relevant Good Manufacturing Practice (GMP) principles for active pharmaceutical ingredients (APIs) and can support regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 15-25°C. This material is hygroscopic (moisture-sensitive) and should be handled under dry conditions to maintain stability. For long-term storage, consider storing under an inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Optical Rotation	Contact for details
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.