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W329703

Sigma-Aldrich

L-Leucine

99%, FG

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Synonym(s):
(S)-2-Amino-4-methylpentanoic acid
Linear Formula:
(CH3)2CHCH2CH(NH2)CO2H
CAS Number:
Molecular Weight:
131.17
FEMA Number:
3297
Beilstein/REAXYS Number:
1721722
EC Number:
Council of Europe no.:
10482
MDL number:
PubChem Substance ID:
Flavis number:
17.012
NACRES:
NA.21

biological source

plant

Quality Level

grade

FG
Kosher

agency

meets purity specifications of JECFA

reg. compliance

EU Regulation 1334/2008 & 178/2002
FDA 21 CFR 172.320
FDA 21 CFR 172.804

assay

99%

optical activity

[α]20/D +15.5°, c = 2 in 6 M HCl

mp

>300 °C (lit.)

application(s)

flavors and fragrances

documentation

see Safety & Documentation for available documents

food allergen

no known allergens

organoleptic

odorless

SMILES string

CC(C)C[C@H](N)C(O)=O

InChI

1S/C6H13NO2/c1-4(2)3-5(7)6(8)9/h4-5H,3,7H2,1-2H3,(H,8,9)/t5-/m0/s1

InChI key

ROHFNLRQFUQHCH-YFKPBYRVSA-N

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1 of 4

This Item
76526PHR1105L8000
L-Leucine 99%, FG

W329703

L-Leucine

-
L-Leucine certified reference material, TraceCERT®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland

76526

L-Leucine

-
L-Leucine Pharmaceutical Secondary Standard; Certified Reference Material

PHR1105

L-Leucine

-
L-Leucine reagent grade, ≥98% (HPLC)

L8000

L-Leucine

Essential Grade
grade

FG, Kosher

grade

certified reference material, TraceCERT®

grade

certified reference material, pharmaceutical secondary standard

grade

reagent grade

biological source

plant

biological source

-

biological source

-

biological source

-

food allergen

no known allergens

food allergen

-

food allergen

-

food allergen

-

agency

meets purity specifications of JECFA

agency

-

agency

traceable to Ph. Eur. L0375000, traceable to USP 1357001

agency

-

documentation

see Safety & Documentation for available documents

documentation

-

documentation

-

documentation

-

General description

L-Leucine is a branched-chain amino acid mainly found in whey proteins.

Storage Class

11 - Combustible Solids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)


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