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Merck
CN

W365601

L-Aspartic acid

≥98%, FG

Synonym(s):

(S)-(+)-Aminosuccinic acid, (S)-Aminobutanedioic acid

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About This Item

Linear Formula:
HO2CCH2CH(NH2)CO2H
CAS Number:
Molecular Weight:
133.10
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12164502
FEMA Number:
3656
Flavis number:
17.005
EC Number:
200-291-6
MDL number:
Beilstein/REAXYS Number:
1723530
Organoleptic:
odorless
Grade:
FG
Biological source:
synthetic
Agency:
meets purity specifications of JECFA
Food allergen:
no known allergens
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Quality Segment

biological source

synthetic

grade

FG

agency

meets purity specifications of JECFA

reg. compliance

EU Regulation 1334/2008 & 872/2012, FDA 21 CFR 172.320

assay

≥98%

optical activity

[α]/D 24.0 to 26.0°, c = 8 in hydrochloric acid (6 N HCl)

mp

>300 °C (dec.) (lit.)

application(s)

flavors and fragrances

documentation

see Safety & Documentation for available documents

food allergen

no known allergens

organoleptic

odorless

SMILES string

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

InChI

1S/C4H7NO4/c5-2(4(8)9)1-3(6)7/h2H,1,5H2,(H,6,7)(H,8,9)/t2-/m0/s1

InChI key

CKLJMWTZIZZHCS-REOHCLBHSA-N

Biochem/physiol Actions

Principal neurotransmitter for fast synaptic excitation.


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Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves



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