Description

o-Acetyl-L-Tyrosine is a chemically modified derivative of the essential amino acid L-Tyrosine, featuring an acetyl group on the phenolic hydroxyl. This modification enhances its stability and alters its physicochemical properties, making it a valuable intermediate for advanced synthesis. It is primarily sought after by manufacturers in the pharmaceutical and biotechnology sectors for the production of active pharmaceutical ingredients (APIs), peptide drugs, and sophisticated biochemical reagents.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of complex peptide-based therapeutics and other active pharmaceutical ingredients (APIs).
• Biochemical Research: Used as a protected tyrosine derivative in peptide synthesis and as a substrate in enzymatic studies.
• Nutraceutical & Cosmetic Ingredient: Serves as a precursor for compounds used in specialized nutritional supplements and advanced skincare formulations.
• Diagnostic Reagent Manufacturing: Employed in the production of reagents and labeled compounds for diagnostic assays and medical research.

Basic Information

Product Name	o-Acetyl-L-Tyrosine
CAS No.	6636-22-2
Molecular Formula	C11H13NO4
Molecular Weight	223.23 g/mol
Synonyms	N-Acetyl-L-tyrosine; L-Tyrosine, O-acetate; Acetyltyrosine; (2S)-2-Acetamido-3-(4-hydroxyphenyl)propanoic acid acetate; O-Acetyltyrosine; 2-Acetamido-3-(4-acetoxyphenyl)propanoic acid; N-Acetyl-O-acetyl-L-tyrosine; ATYR
EINECS	229-627-7

Quality Control

Our o-Acetyl-L-Tyrosine is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing to ensure it meets high-purity standards suitable for pharmaceutical and research applications. A Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to guarantee traceability and batch-to-batch consistency.

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). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to prevent moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥98.5%
Specific Rotation	-20.0° to -24.0° (c=1 in 1N HCl)
Loss on Drying	≤1.0%
Residue on Ignition	≤0.1%
Heavy Metals	≤10 ppm
Related Substances (HPLC)	Total impurities ≤1.0%

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