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Cat Number: API63683

L-Methionine

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CAS Number

63-68-3

Synonyms

methionine
h-Met-oh
(S)-2-Amino-4-(methylthio)butanoic acid

Description

It has a role as a nutraceutical, a micronutrient, an antidote to paracetamol poisoning, a human metabolite and a mouse metabolite. It is an aspartate family amino acid, a proteinogenic amino acid, a methionine and a L-alpha-amino acid.

Molecular Weight

149.21

Molecular Formula

C5H11NO2S

SMILES

CSCCC(C(=O)O)N

EINECS

200-562-9

Appearance

Colorless or white, lustrous plates or as white, crystalline powder

pKa

2.28 (at 25 ℃)

Boiling Point

181 ℃

Density, g/cm3

1.178 at 68 °F

Melting Point

280-282 ℃

Vapour Pressure

0.00000052 [mmHg]

Standard

USP,AJI,EP,CP

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Sunday : 9.30 AM–1.00 PM
Holidays: Closed

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