Kupferoxalat

COPPER OXALATE · Nsc86015 · Cupric oxalate · Kupfer(II)-oxalat · Oxalic acid copper · COPPER (II) OXALATE · Cupric oxalate (1:1) · coppergluconatechelate

https://huagongshe.com/de/chemical/13148

Identifikatoren & physikalische Daten

CAS No.	814-91-5
Summenformel	C2CuO4
Durchschnittliche Molmasse	151,56 g/mol
Monoisotopische Masse	150,90925598 g/mol
SMILES	O=C([O-])C(=O)[O-].[Cu+2]
InChIKey	QYCVHILLJSYYBD-UHFFFAOYSA-L
PubChem CID	13148
EC No.	212-411-4
DTXSID	DTXSID0041802
Lokaler Name	Kupferoxalat

Chemische & physikalische Eigenschaften

Polarare Oberfläche (TPSA)	80,3
H-Brücken-Donoren	0
H-Brücken-Akzeptoren	4
Frei drehbare Bindungen	0
Schwere Atome	7
Formalladung	0
Komplexität	60,5
Stoffklassen	Metals -> Metals, Inorganic Compounds
Dichte	greater than 1 at 68 °F (USCG, 1999)
Color/Form	Blue-white powderBluish-green powder
Löslichkeit	Solubility: 0.00253 g/100 ml water @ 25 °C /Hemihydrate/Sol in ammonium hydroxide, insol in acetone, acidMolecular wt 160.57blue whitish crystals /Hemihydrate/Practically insol in water, alc, ether, acetic acidsol in ammonium hydroxideAqueous Base (Slightly)insoluble
Decomposition	Dangerouswhen heated to decomposition they emit toxic and irritating fumes. /Oxalates/
Physical Description	Cupric oxalate is an odorless bluish-white solid. Denser than water and insoluble in water. Hence sinks in water. Used as a catalysts for organic reactions.Blue-white solidPractically insoluble in water[Merck Index] Blue or white powder[MSDSonline]
Other Experimental Properties	Loses any hydrated water by 200 °Cdecomp in air @ 310 °C to cupric oxide.
Schmelzpunkt	anhydrous decomposes at ~300 to copper oxide [HAW93]
Lagerbedingungen	Refrigerator, under inert atmosphere
Aggregatzustand	Powder
Farbe	blue
CAS Datenbank	814-91-5(CAS DataBase Reference)
EPA chemische Informationen	Cupric oxalate (814-91-5)

Sicherheit & Vorschriften

OSHA Standards
GHS-Einstufung	WarningH302+H312 (98.2%): Harmful if swallowed or in contact with skin [Warning Acute toxicity, oralacute toxicity, dermal]P264, P270, P273, P280, P301+P317, P302+P352, P317, P321, P330, P362+P364, P391, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 167 reports by companies from 5 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Regulatorische Informationen	Chemical: Ethanedioic acid, copper(2+) salt (1:1)The New Jersey Worker and Community Right to Know Act requires public and private employers to provide information about hazardous substances at their workplaces. (N.J.S.A. 34:5A-1 et. seq.)
Weitere Sicherheitsinformationen	IMAP assessments - Ethanedioic acid, copper(2+) salt (1:1): Human health tier I assessment
Brandgefahren	Special Hazards of Combustion Products: Toxic carbon monoxide gas may form in fire. (USCG, 1999)
Gesundheitsgefahren	Inhalation causes irritation of nose and throat. Ingestion of very large amounts may produce symptoms of oxalate poisoningwatch for edema of the glottis and delayed constriction of esophagus. Contact with eyes causes irritation. (USCG, 1999)
Gefahrenübersicht	A skin, eye, nose, and throat irritant[HSDB] An eye nose and throat irritant[CAMEO] An irritant[MSDSonline] See Copper.
Reaktive Gruppe	Salts, Basic
Special Reports	NASMedical and Biologic Effects of Environmental Pollutants Copper (1974)USEPAAmbient Water Quality Criteria Doc: Copper (1980) EPA 440/5-80-036.Health Issue Assessment: Copper (1987) EPA/600/8-87/001.Drinking Water Criteria Document for Copper (Final Draft) (1985) EPA-600/X-84-190-1Ambient Water Quality Criteria Doc: Copper (1984) EPA 440/5-84-031.

Anwendungen & Verwendung

Verwenden

As catalyst for organic reactions; as stabilizer for acetylated polyformaldehyde; in anticaries compositions; in seed treatments to repel birds and rodents.

Herstellung & Synthese

synthetische

Copper(II) oxalate can be prepared by reaction of sodium oxalate with copper(II) salt solutions. Copper(II) oxalate is used as a catalyst in organic reactions and as a stabilizer for acetylated polyformaldehyde.