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L1002

Sigma-Aldrich

L-Leucine methyl ester hydrochloride

98%

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Synonym(s):
(S)-2-Amino-4-methylpentanoic acid methyl ester hydrochloride, L-Leu-OMe·HCl
Linear Formula:
(CH3)2CHCH2CH(NH2)COOCH3 · HCl
CAS Number:
Molecular Weight:
181.66
Beilstein:
3595133
EC Number:
MDL number:
eCl@ss:
32160406
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

98%

form

powder or crystals

optical activity

[α]22/D +13°, c = 2 in H2O

reaction suitability

reaction type: solution phase peptide synthesis

color

white

mp

151-153 °C (lit.)

application(s)

peptide synthesis

SMILES string

Cl[H].COC(=O)[C@@H](N)CC(C)C

InChI

1S/C7H15NO2.ClH/c1-5(2)4-6(8)7(9)10-3;/h5-6H,4,8H2,1-3H3;1H/t6-;/m0./s1

InChI key

DODCBMODXGJOKD-RGMNGODLSA-N

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1 of 4

This Item
860409G6600L8000
L-Leucine reagent grade, ≥98% (HPLC)

Sigma-Aldrich

L8000

L-Leucine

Essential Grade
form

powder or crystals

form

powder

form

powder, crystals or chunks

form

powder

optical activity

[α]22/D +13°, c = 2 in H2O

optical activity

[α]22/D +25.9°, c = 1 in H2O

optical activity

-

optical activity

-

color

white

color

-

color

white

color

white to off-white

mp

151-153 °C (lit.)

mp

151-153 °C (lit.)

mp

175 °C (dec.) (lit.)

mp

>300 °C (lit.)

Quality Level

100

Quality Level

200

Quality Level

200

Quality Level

200

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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F Bombil et al.
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T Kiyomasu et al.
Immunology letters, 69(2), 239-245 (1999-09-11)
Recently, long-term preculture with IL-4 or IL-7 has been reported to induce IFN-gamma-producing ability in naive CD4+ T cells without stimulation via TCR. The mechanism of IFN-gamma-transcription in naive CD4+ T cells precultured with IL-4 was analyzed and compared with

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