DL-Apfelsure
Bezeichnung:DL-Apfelsure
CAS-Nr617-48-1
Englisch Name:DL-Malic acid
CBNumberCB4220794
SummenformelC4H6O5
Molgewicht134.09
MOL-Datei617-48-1.mol
Synonyma
DL-Apfelsure
DL-Apfelsure physikalisch-chemischer Eigenschaften
Schmelzpunkt | 131-133 °C(lit.) |
Siedepunkt | 150℃[at 101 325 Pa] |
Dichte | 1,609 g/cm3 |
Dampfdichte | 4.6 (vs air) |
Dampfdruck | <0.1 mm Hg ( 20 °C) |
FEMA | 2655 | L-MALIC ACID |
Flammpunkt | 203°C |
storage temp. | Refrigerator |
Löslichkeit | methanol: 0.1 g/mL, clear, colorless |
Aggregatzustand | Solid |
pka | pK1:3.458;pK2:5.097 (25°C) |
Farbe | White to Off-White |
Wasserlöslichkeit | 500g/L at 25℃ |
Stabilität | Stable. Incompatible with strong oxidizing agents, strong bases, amines, alkali metals, carbonates. |
LogP | -1.3 at 24℃ |
CAS Datenbank | 617-48-1(CAS DataBase Reference) |
EPA chemische Informationen | Butanedioic acid, hydroxy-(617-48-1) |
Kennzeichnung gefährlicher | Xn |
R-Sätze: | 22-37/38-41-42/43-34 |
S-Sätze: | 26-39 |
WGK Germany | 1 |
RTECS-Nr. | ON7175000 |
DL-Apfelsure Anbieter Lieferant Produzent Hersteller Vertrieb Händler.
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