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Key Documents

8.16010

Sigma-Aldrich

L-Methionine

for synthesis

Synonym(s):

L-Methionine, Met

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About This Item

Empirical Formula (Hill Notation):
C5H11NO2S
CAS Number:
Molecular Weight:
149.21
MDL number:
UNSPSC Code:
12352209
EC Index Number:
200-562-9
NACRES:
NA.22

Quality Level

potency

36000 mg/kg LD50, oral (Rat)

pH

5-7 (20 °C, 10 g/L in H2O)

mp

280-282 °C

solubility

48 g/L

density

1.34 g/cm3

bulk density

550 kg/m3

storage temp.

2-30°C

InChI

1S/C5H11NO2S/c1-9-3-2-4(6)5(7)8/h4H,2-3,6H2,1H3,(H,7,8)

InChI key

FFEARJCKVFRZRR-UHFFFAOYSA-N

Analysis Note

Assay (HClO₄): ≥ 99.0 %
Spec. rotation [α²0/D (c=2 in HCl 6 mol/l): +22.5 - +24.0 °
Identity (IR): passes test

Storage Class Code

11 - Combustible Solids

WGK

WGK 1


Certificates of Analysis (COA)

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