Description

S-Allyl-L-Cysteine is a sulfur-containing amino acid derivative derived from L-cysteine and garlic. This compound is valued for its role as a precursor to bioactive organosulfur compounds and its potential antioxidant properties. It is primarily utilized in the pharmaceutical, nutraceutical, and research sectors for applications ranging from dietary supplements to biochemical synthesis.

Application

• Pharmaceutical Intermediates: Serves as a key building block in the synthesis of more complex therapeutic agents and prodrugs.
• Nutraceutical & Dietary Supplements: Incorporated into formulations for its potential health benefits related to antioxidant support and metabolic function.
• Biochemical Research: Used as a standard or reagent in studies investigating sulfur metabolism, oxidative stress, and enzyme activity.
• Cosmeceutical Ingredients: Explored for use in skincare products for its potential protective effects against environmental stressors.
• Food Science & Flavor Chemistry: Studied for its role as a precursor to flavor compounds in processed foods like garlic and onion extracts.

Basic Information

Product Name	S-Allyl-L-Cysteine
CAS No.	21593-77-1
Molecular Formula	C6H11NO2S
Molecular Weight	161.22 g/mol
Synonyms	S-Allylcysteine; (R)-2-Amino-3-(allylsulfanyl)propanoic acid; L-Cysteine, S-allyl-; SAC; Allyl-L-cysteine; Alliin (Note: Alliin is a closely related sulfoxide); Deoxyalliin; 2-Amino-3-(allylthio)propionic acid
EINECS	244-474-1

Quality Control

Our S-Allyl-L-Cysteine is produced under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is available for review and provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C). This material is easily oxidized; for long-term storage, consider an inert atmosphere. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Optical Rotation	[α]20/D: Specific range provided on COA
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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