NextSDS Logo
L-

L-methionine

NO SIGNAL WORD Solid. SDS/MSDS
Chemical Identity

Product Identification & Regulatory Data

Official chemical identifiers, CAS numbers, and regulatory compliance information

Basic Product Information

Product Name
L-methionine
Product Code
SLM1216
Chemical Name
{L-}methionine
Synonyms
L-2-Amino-4-(methylthio)butyric acid

Regulatory Identifiers

CAS Number

Chemical Abstracts Service registry number - unique identifier for chemical substances

EC Number

European Community number - used for regulatory compliance in EU/EEA

Uses Information

Overview

L-methionine (CAS: 63-68-3 ) is a solid. (powdered solid.) substance .

Manage Your Safety Data Sheets

Organize and access your chemical safety data with ease.

Safety Classification

GHS Hazard Classification & Safety Warnings

Globally Harmonized System (GHS) hazard pictograms, signal words, and safety classifications

Classification Status

Classified

Signal Word

no signal word

Hazard Classifications

Skin Irrit.
Eye Irrit.
Muta.

GHS Hazard Pictograms & Safety Symbols

GHS (Globally Harmonized System) pictograms indicate specific chemical hazard categories and safety precautions

Hazard Statements

Precautionary Statements

Supply Chain

Manufacturers & Suppliers

Authorized suppliers, manufacturers, and distribution network information

Sciencelab.com, Inc. company logo - Safety Data Sheet supplier organization

Sciencelab.com, Inc.

manufacturer

14025 Smith Rd. Houston, Texas 77396

US

1-281-441-4400

Emergency

24/7 Emergency Response

Critical emergency contact numbers for chemical spills, exposure incidents, and medical emergencies

CHEMTREC

1-800-424-9300

US

24HR

International CHEMTREC

1-703-527-3887

US

Composition

Chemical Composition & Hazardous Ingredients

Detailed component analysis, concentration ranges, and hazardous substance identification

Chemical Components & Hazardous Substances

Chemical Name CAS Number Concentration Hazardous
{L-}methionine
EC: 200-562-9
63-68-3 100% Non-hazardous

Additional Information

Toxicological Data on Ingredients: L-methionine: ORAL (LD50): Acute: 36000 mg/kg [Rat].

First Aid

Emergency First Aid Measures

Critical first aid procedures for chemical exposure incidents and medical emergencies

Inhalation Exposure

If inhaled, remove to fresh air. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical attention.

Symptoms:

Not breathing, breathing is difficult.

Skin Contact

Wash with soap and water. Cover the irritated skin with an emollient. Cold water may be used.

Symptoms:

irritation

Eye Contact

Check for and remove any contact lenses. In case of contact, immediately flush eyes with plenty of water for at least 15 minutes. Cold water may be used.

Symptoms:

irritation

Ingestion/Swallowing

Do NOT induce vomiting unless directed to do so by medical personnel. Never give anything by mouth to an unconscious person. Loosen tight clothing such as a collar, tie, belt or waistband.

Immediate Medical Attention Required

Get medical attention if irritation occurs (eye contact). Get medical attention if irritation develops (skin contact). Get medical attention (inhalation). Get medical attention if symptoms appear (ingestion).

Alternatives

Related Chemical Substances & Alternative Products

Similar chemicals with comparable safety profiles and industrial applications

Section 9

Technical Specifications & Material Properties

Physical state, chemical properties, melting point, boiling point, and material characteristics

Vapor Pressure
Not applicable.
Colour
White.
Melting Point
281C (537.8F)
Critical Property
Dynamic Viscosity
Not available
Solidification Point
Not available
Cloud Point
Not available
Evaporation Rate
Not available
Metal Corrosion
Not available
Ph
5.85 [Acidic.]
Relative Density
Not available.
Partition Coefficient
Not available.
Boiling Point
Not available.
Critical Property
Properties Status
Not available
Lower Explosive Limit
Not available
Flash Point
Not available
Crystallisation Point
Not available
Freezing Point
Not available
Softening Point
Not available
Form
Powdered solid.
Physical State
Solid.
Critical Property
Relative Evaporation Rate
Not available
Bulk Density
Not available
State Under Standard Conditions
Not available
Solubility In Fat
Not available
Physical State Data
solid
Decomposition Temperature
Not available
Upper Explosive Limit
Not available
Flammability
Not available
Colour Intensity
Not available
Odor
Slight.
Solubility
Soluble in cold water, methanol. Insoluble in diethyl ether, acetone. Insoluble in petroleum ether, absolute alcohol, benzene. Soluble in warm diluted alcohol. Slightly soluble in acetic acid
Auto Ignition Temperature
Not available
Density
Not available
Kinematic Viscosity
Not available
Explosive Limits
Not available
Vapor Density
Not available.
Voc Content
Not available
Solubility In Water
Soluble in cold water
Odor Threshold
Not available.
Molecular Weight
149.21 g/mole
Appearance
Solid. (Powdered solid.)
Section 8

Exposure Controls & Personal Protective Equipment

Occupational exposure limits, engineering controls, and required safety equipment

Engineering Controls

Use process enclosures, local exhaust ventilation, or other engineering controls to keep airborne levels below recommended exposure limits. If user operations generate dust, fume or mist, use ventilation to keep exposure to airborne contaminants below the exposure limit.

Hand Protection

Gloves.

Eye Protection

Safety glasses. Splash goggles.

Respiratory Protection

Dust respirator. Be sure to use an approved/certified respirator or equivalent. A self contained breathing apparatus should be used to avoid inhalation of the product.

Skin/Body Protection

Lab coat. Full suit. Boots. Suggested protective clothing might not be sufficient; consult a specialist BEFORE handling this product.

Section 14

Transportation & Shipping Information

UN numbers, shipping names, transport classes, and regulatory transport requirements

FAQ

Chemical Safety FAQ & Common Questions

Most frequently asked questions about safety, handling, storage, and regulatory compliance

What other names is L-methionine known by?

L-methionine is also known as: L-2-Amino-4-(methylthio)butyric acid

What is the hazard signal word for L-methionine?

The signal word for this substance is "no signal word".

What is the physical form of L-methionine?

L-methionine is a solid. appearing as solid. (powdered solid.) with white. color. It has slight. odor.

What is the solubility of L-methionine?

Soluble in cold water, methanol. Insoluble in diethyl ether, acetone. Insoluble in petroleum ether, absolute alcohol, benzene. Soluble in warm diluted alcohol. Slightly soluble in acetic acid

What is the melting point of L-methionine?

The melting point is 281C (537.8F) and the boiling point is Not available..