Grundinformationen
- Standard-SMILES
O=C(O)CC(=O)C(=O)O- InChIKey
KHPXUQMNIQBQEV-UHFFFAOYSA-N- Summenformel
- C4H4O5
- Durchschnittliche Molmasse
- 132,07 g/mol
- Monoisotopische Masse
- 132,00587323
Überblick
Oxaloacetic acid is an oxodicarboxylic acid that is succinic acid bearing a single oxo group. It has a role as a geroprotector and a metabolite. It is an oxo dicarboxylic acid and a C4-dicarboxylic acid. It is functionally related to a succinic acid. It is a conjugate acid of an oxaloacetate(2-).
Namen und Bezeichner
- Bevorzugter Name
- Oxaloacetic Acid
- IUPAC
- 2-oxobutanedioic acid
- Lokaler Name
- Oxalessigsure
- Englischer Name
- Oxaloacetic acid
- Summenformel
- C4H4O5
- Molmasse
- 132.07
Namen und Synonyme
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Datenbank-Bezeichner
- CAS
328-42-7- PubChem CID
- 970
- DTXSID
DTXSID8021646- ChEMBL
CHEMBL1794791- ChEBI
CHEBI:30744- UNII
- 2F399MM81J
- EC Number
- 206-329-8
- Nikkaji
- J5.675H
Eigenschaften
Berechnete Struktureigenschaften
- XLogP
- -0,6
- Polarare Oberfläche (TPSA)
- 91,7 Ų
- H-Brücken-Donoren
- 2
- H-Brücken-Akzeptoren
- 5
- Frei drehbare Bindungen
- 3
- Schwere Atome
- 9
- Formalladung
- 0
- Komplexität
- 158
Experimentelle und physikochemische Eigenschaften
Physical Description
Off-white powder; [Alfa Aesar MSDS]
Solid
Physikochemische Eigenschaften
- Schmelzpunkt
- 161 °C · 161 °C (dec.)(lit.)
- Siedepunkt
- 163.94 °C · 163.94°C (rough estimate)
- Dichte
- 1.3067 · 1.3067 (rough estimate)
- Dampfdruck
- 0.003 Pa · 0.003Pa at 20℃
- Brechungsindex
- 1.4 · 1.4000 (estimate)
- Flammpunkt
- 88 °C · 88°C
- storage temp.
- -20 °C · -20°C
- Löslichkeit
- 2 O: · H2O: 100 mg/mL
- Aggregatzustand
- powder
- pka
- 2.22 · 2.22(at 25℃)
- Farbe
- White to off-white
- PH
- 3.05 · 3.05(1 mM solution);2.29(10 mM solution);1.68(100 mM solution)
- Biologische Quelle
- synthetic (organic)
- Wasserlöslichkeit
- soluble
- Merck
- 14 · 14,6909
- BRN
- 1705475 · 1705475
- Stabilität
- Stable. Incompatible with strong oxidizing agents. Keep refrigerated.
- InChI
- 1S/C4H4O5/c5-2(4(8)9)1-3(6)7/h1H2,(H,6,7)(H,8,9)
- InChIKey
- KHPXUQMNIQBQEV-UHFFFAOYSA-N
- SMILES
- OC(=O)CC(=O)C(O)=O
- LogP
- -1.04 at · -1.04 at 20℃
- CAS Datenbank
- 328 · 328-42-7(CAS DataBase Reference)
- NIST chemische Informationen
- Oxalacetic acid(328-42-7)
- EPA chemische Informationen
- Oxalacetic acetic (328-42-7)
Sicherheit und Regulatorisches
GHS-Klassifizierung
GHS Classification
Danger
H314 (88.5%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
P260, P264, P264+P265, P280, P301+P330+P331, P302+P361+P354, P304+P340, P305+P351+P338, P305+P354+P338, P316, P321, P337+P317, P363, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 61 reports by companies from 6 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Gefahrenhinweise
Regulatory Information
Chemical: Butanedioic acid, oxo-
Status: Active Update: 14-04-2021 https://echa.europa.eu/registration-dossier/-/registered-dossier/22927
Butanedioic acid, oxo-: Does not have an individual approval but may be used under an appropriate group standard
Toxikologische Informationen
Sicherheitsdaten
- wgk
- 3
- tsca
- TSCA listed
- ridadr
- UN 3261 8/PG 2
- hs_code
- 29183000
- risk_code
- 34
- hazard_code
- C
- safety_code
- 26-36/37/39-45
- hazard_class
- 8
- packing_group
- II
- Speicherklasse
- 11 - Combustible Solids
- Hazard Classifications
- Eye Irrit. 2
Chemie und Industrie
Pharmakologische Informationen
Verwendung und Herstellung
Anwendungen
BeschreibungOxaloacetic acid, also known as oxalacetic acid, is is an α-keto acid and a key component of cellular metabolism in its conjugate base form, oxaloacetate. Oxaloacetate reacts with acetyl-coenzyme A (acetyl-CoA; ) and water to form citrate in the first step of the citric acid cycle and is regenerated by oxidation of L-malate in the final step. It is an intermediate in gluconeogenesis that is formed in mitochondria via carboxylation of pyruvate and subsequently decarboxylated and phosphorylated to form phosphoenolpyruvate. It can be converted to aspartate via addition of an amino group from glutamate. Oxaloacetate (30 μmol/min per 100 g for 30 minutes, i.v.) reduces blood glutamate levels, severity of neurological dysfunction, and brain edema in a rat model of closed head injury.
VerwendenOxaloacetic acid is a substrate for malate dehydrogenase and oxaloacetate decarboxylase. It is an inhibitor of succinic dehydrogenase. It is four carbon dicarboxylic acid that is an intermediate in the citric acid cycle and glucogenesis.
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Ergänzende Hinweise
DefinitionChEBI: Oxaloacetic acid is an oxodicarboxylic acid that is succinic acid bearing a single oxo group. It has a role as a metabolite and a geroprotector. It is an oxo dicarboxylic acid and a C4-dicarboxylic acid. It is functionally related to a succinic acid. It is a conjugate acid of an oxaloacetate(2-).
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