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Sigma-Aldrich

(S)-(-)-Phenylalanine

for synthesis

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Synonym(s):
(S)-(-)-Phenylalanine, Phe, 2-Amino-3-phenylpropionic acid
Empirical Formula (Hill Notation):
C9H11NO2
CAS Number:
Molecular Weight:
165.19
MDL number:
EC Index Number:
200-568-1

vapor pressure

<1 Pa ( 25 °C)

Quality Level

form

solid

pH

5.4-6.0 (20 °C, 10 g/L in H2O)

mp

275-283 °C (decomposition)

solubility

27 g/L

density

1.34 g/cm3 at 20 °C

bulk density

580 kg/m3

storage temp.

2-30°C

InChI

1S/C9H11NO2/c10-8(9(11)12)6-7-4-2-1-3-5-7/h1-5,8H,6,10H2,(H,11,12)

InChI key

COLNVLDHVKWLRT-UHFFFAOYSA-N

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This Item
1.0725691331W358512
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L-Phenylalanine

L-Phenylalanine analytical standard, for Nitrogen Determination According to Kjeldahl Method

Supelco

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L-Phenylalanine

L-Phenylalanine 99%, natural, FCC, FG

Sigma-Aldrich

W358512

L-Phenylalanine

mp

275-283 °C (decomposition)

mp

275-283 °C (decomposition)

mp

270-275 °C (dec.) (lit.)

mp

270-275 °C (dec.) (lit.)

solubility

27 g/L

solubility

27 g/L

solubility

H2O: 0.1 M, clear, colorless

solubility

-

storage temp.

2-30°C

storage temp.

2-30°C

storage temp.

-

storage temp.

-

Quality Level

200

Quality Level

100

Quality Level

100

Quality Level

400

vapor pressure

<1 Pa ( 25 °C)

vapor pressure

<1 Pa ( 25 °C)

vapor pressure

-

vapor pressure

-

Analysis Note

Assay (HClO₄): ≥ 99.0 %
Spec. rotation [α²0/D (c=2 in water): -35.5 - -33.5 °
Identity (IR): passes test

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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