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W329703

L-Leucine

Name: <SC>L</SC>-Leucine
Brand: ALDRICH

99%, FG

Synonym(s):

(S)-2-Amino-4-methylpentanoic acid

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About This Item

Linear Formula:

(CH₃)₂CHCH₂CH(NH₂)CO₂H

CAS Number:

61-90-5

Molecular Weight:

131.17

FEMA Number:

3297

Council of Europe no.:

10482

UNSPSC Code:

12164502

PubChem Substance ID:

24901619

Flavis number:

17.012

EC Number:

200-522-0

NACRES:

NA.21

MDL number:

MFCD00002617

Beilstein/REAXYS Number:

1721722

Organoleptic:

odorless

Grade:

FG, Kosher

Biological source:

plant

Agency:

meets purity specifications of JECFA

Food allergen:

no known allergens

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Properties

biological source

plant

Quality Segment

300, 400

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

Description

General description

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

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Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c