Thermo Scientific Chemicals

L-(-)-Äpfelsäure, 99%, Thermo Scientific Chemicals

Katalognummer: J63221.22
100 g, Each
Thermo Scientific Chemicals

L-(-)-Äpfelsäure, 99%, Thermo Scientific Chemicals

Katalognummer: J63221.22
100 g, Each
Menge
Katalognummer: J63221.22
auch als J63221-22 bezeichnet
Preis (EUR)
Menge
-

Chemikalien-Kennzeichnungen

CAS
97-67-6
IUPAC Name
(2S)-2-hydroxybutanedioic acid
Molecular Formula
C4H6O5
InChI Key
BJEPYKJPYRNKOW-REOHCLBHSA-N
SMILES
O[C@@H](CC(O)=O)C(O)=O
Assay from Supplier's CofA
Fumeric Acid: ≤0.5%
Assay from Supplier's CofA
Maleic Acid: ≤0.2%
Assay from Supplier's CofA
Malic Acid: ≥98.5% (Titration)
Insoluble material
≤0.1%
Residue on ignition
≤0.1%

Beschreibung

L-(-)-Malic acid is used as a food additive, Selective α-amino protecting reagent for amino acid derivatives. Versatile synthon for the preparation of chiral compounds including κ-opioid receptor agonists, 1α,25-dihydroxyvitamin D3 analogue, and phoslactomycin B.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Anwendungen
L-(-)-Äpfelsäure wird als Lebensmittelzusatzstoff verwendet, Selektives α-Aminoschutzreagenz für Aminosäurederivate. Vielseitiges Synthon zur Herstellung chiraler Verbindungen, einschließlich κ-Opioidrezeptor-Agonisten, 1α,25-Dihydroxyvitamin D3 analog, und Phoslaktomycin B.

Löslichkeit
In Wasser löslich (363 g/l).

Hinweise
Behälter dicht verschlossen lassen. Von Oxidationsmitteln entfernt aufbewahren Kühl und trocken in einem gut versiegelten Behälter lagern.
RUO – Research Use Only

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    Sicherheit und Handhabung


    Classification of the substance or mixture
    CLP classification - Regulation(EC) No 1272/2008
    Skin Corrosion/Irritation
    Category 2
    Serious Eye Damage/Eye Irritation
    Category 2
    Label Elements
    Signal Word

    Warning

    Hazard Statements

    H315 - Causes skin irritation

    H319 - Causes serious eye irritation

    Precautionary Statements

    P280 - Wear protective gloves/protective clothing/eye protection/face protection

    P302 + P352 - IF ON SKIN: Wash with plenty of soap and water

    P305 + P351 + P338 - IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing