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L-Cysteine (CAS 52-90-4) - Antioxidant Amino Acid for Protein Synthesis and Detoxification

Brand Name:	Zorui
MOQ:	500g, 1kg or 25kg for sample, 1000kg for commercial order
Payment Terms:	T/T, LC, OA
Supply Ability:	3000 Tons/month

Detail Information

Product Description

Detail Information

Place of Origin:

Shanxi, China

Certification:

ISO, COA, MSDS, TDS, AAA

Name:

L-Cysteine

Alias:

L-а-amino-b-mercaptopropionic Acid

Molecular Formula:

C3H7NO2S

Molecular Weight:

121.16

CAS No.:

52-90-4

EINECS No.:

200-158-2

Identification:

Infrared Spectroscopy

Specific Optical Rotation:

+8.3°～+9.5°.

Sample:

Available

Port:

Tianjin,Shanghai,Qingdao,Other Ports In China

Port:

Tianjin, Shanghai, Qingdao, Other Ports In China

Trade Term:

EXW, DAP, FOB, CFR, CIF, CPT, CIP

Shipping:

Sample By Express, 100kg+ By Air, 1000kg+ By Sea

Packaging Details:

Net Weight 25kg or 200kg/package

Highlight:

CAS 52-90-4 L-Cysteine

Antioxidant L-Cysteine

Protein Synthesis L-Cysteine

Product Description

L-Cysteine CAS 52-90-4

L-Cysteine, with the molecular formula C₃H₇NO₂S, is a non-essential amino acid and isomer of cysteine that can be converted from methionine.

Key Benefits

Essential building block for protein synthesis
Precursor to glutathione, a powerful antioxidant
Supports immune function and detoxification processes

Target Industries & Applications

Pharmaceuticals, food additives, cosmetics, and research applications.

Technical Specifications

Alias	Name	Molecular Formula	Molecular Weight
L-а-amino-b-mercaptopropionic acid	L-Cysteine	C₃H₇NO₂S	121.16
CAS No.	EINECS No.	Identification	Specific Optical Rotation
52-90-4	200-158-2	Infrared spectroscopy	+8.3°～+9.5°

Product Overview

L-Cysteine is a sulfur-containing amino acid that plays a crucial role in protein synthesis and is involved in various metabolic processes. It is known for its antioxidant properties and is commonly used in dietary supplements, pharmaceuticals, and food products.

Physical and Chemical Specifications

Property	Specification
Common Name	L-Cysteine
Chemical Formula	C₃H₇NO₂S
CAS Number	52-90-4
Appearance	White crystalline powder
Molecular Weight	121.16 g/mol
Solubility	Soluble in water
Melting Point	Approximately 240 °C

Product Functions

Antioxidant: Acts as a powerful antioxidant, protecting cells from oxidative stress and damage
Protein Synthesis: Plays a critical role in the synthesis of proteins and enzymes
Detoxification: Supports liver health and detoxification processes
Hair and Skin Health: Promotes health and vitality in cosmetic formulations

Application Areas

Nutritional Supplements: Immune support, detoxification, and overall health formulations
Pharmaceuticals: Respiratory health and antioxidant support medications
Food Industry: Flavor enhancer and antioxidant in bakery products
Cosmetics: Nourishing and protective effects in skincare and haircare products

Manufacturing Process

Synthesis: Produced through protein hydrolysis or synthetic processes involving cystine reduction
Purification: Undergoes purification to achieve desired purity and quality
Quality Control: Each batch rigorously tested for purity, identity, and safety compliance

Why Choose Our L-Cysteine?

High Quality: Sourced from reputable manufacturers with stringent quality control
Versatile Applications: Suitable for dietary supplements, pharmaceuticals, food, and cosmetics
Expert Support: Technical assistance and formulation guidance from our knowledgeable team
Sustainability Commitment: Environmentally responsible sourcing and manufacturing practices

Frequently Asked Questions

Q1: What is L-Cysteine?

A1: L-Cysteine is a sulfur-containing amino acid known for its antioxidant properties and role in protein synthesis.

Q2: What are the benefits of using L-Cysteine?

A2: It supports detoxification, provides antioxidant effects, and plays a crucial role in protein synthesis and overall health.

Q3: Where is L-Cysteine commonly used?

A3: Common applications include nutritional supplements, pharmaceuticals, food products, and cosmetics.

Q4: Is L-Cysteine safe for consumption?

A4: Generally considered safe when used according to recommended guidelines; consulting healthcare professionals is advisable.

Q5: What are the recommended storage conditions for L-Cysteine?

A5: Store in a cool, dry place, away from moisture and direct sunlight to maintain product quality.

Product Documentation

Product Sample

Industrial Packaging

Chemical Structure

Quality Control Testing

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