ChemicalBook >>D-Methionine>>(R)-2-Amino-4-(methylmercapto)butyric acid(348-67-4)

(R)-2-Amino-4-(methylmercapto)butyric acid(348-67-4)

(R)-2-Amino-4-(methylmercapto)butyric acid(348-67-4)
Product IdentificationBack to Contents
【Product Name】

(R)-2-Amino-4-(methylmercapto)butyric acid
【Synonyms】

(2R)-2-Amino-4-methylsulfanylbutanoic acid
(R)-(-)-Methionine
(R)-2-Amino-4-(methylmercapto)butyric acid
【CAS】

348-67-4
【Formula】

C5H11NO2S
【Molecular Weight】

149.22999999999999
【EINECS】

206-483-6
【RTECS】

PD0455000
【RTECS Class】

Other
【Merck】

13,6004
【Beilstein/Gmelin】

1722293
【Beilstein Reference】

4-04-00-03189
Physical and Chemical PropertiesBack to Contents
【Appearance】

White powder
【Solubility in water】

43 g/L
【Melting Point】

136
【Boiling Point】

278
【Partition Coefficient】

-.56
【Usage】

One of the 20 common amino acids in humans. Non-essential.
First Aid MeasuresBack to Contents
【Ingestion】

If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid.
【Inhalation】

Remove from exposure to fresh air immediately. Get medical aid if cough or other symptoms appear.
【Skin】

Get medical aid if irritation develops or persists. Flush skin with plenty of soap and water.
【Eyes】

Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Handling and StorageBack to Contents
【Storage】

Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Refrigerator (approx 4 C).
【Handling】

Wash thoroughly after handling. Minimize dust generation and accumulation. Avoid breathing dust, vapor, mist, or gas. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation.
Hazards IdentificationBack to Contents
【Inhalation】

May cause respiratory tract irritation. The toxicological properties of this substance have not been fully investigated.
【Skin】

May cause skin irritation.
【Eyes】

May cause eye irritation.
【Ingestion】

May cause irritation of the digestive tract. The toxicological properties of this substance have not been fully investigated.
【Hazards】

Dusts at sufficient concentrations can form explosive mixtures with air. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion.
Exposure Controls/Personal ProtectionBack to Contents
【Personal Protection】

Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure.
【Respirators】

Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
【Exposure Effects】

Prolonged or repeated exposure may cause adverse reproductive effects. May cause fetal effects.
Fire Fighting MeasuresBack to Contents
【Fire Fighting】

Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam.
Accidental Release MeasuresBack to Contents
【Small spills/leaks】

Vacuum or sweep up material and place into a suitable disposal container. Avoid generating dusty conditions.
Stability and ReactivityBack to Contents
【Stability】

Stable under normal temperatures and pressures.
【Incompatibilities】

Strong oxidizing agents.
【Decomposition】

Nitrogen oxides, carbon monoxide, oxides of sulfur, carbon dioxide.
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