草酸二钾

Description

dipotassium oxalate · CAS 583-52-8 · C2K2O4. UNII LC7F2W7I5B. Density: 2.08 @25 °C.

Identification

CAS Registry Number	583-52-8
PubChem CID	11413
Molecular formula	C2K2O4
IUPAC name	dipotassium;oxalate
UNII (FDA)	LC7F2W7I5B

Computed Descriptors

Molecular Weight	166.22
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	0
Exact Mass	165.90707145
Monoisotopic Mass	165.90707145
Topological Polar Surface Area	80.3
Heavy Atom Count	8
Formal Charge	0
Complexity	60.5

Physical & Chemical Properties

Density	2.08 @25 °C

Physical description & handling notes

• Colorless odorless solid; Efflorescent in warm dry air; [Merck Index] White crystals or chunks; [Integra MSDS]

GHS Hazard Classification

Reported hazard statements	H302, H312 (42%), H319 (60.7%), H315, H318, H335, H373

Documented Uses

• Used to bleach straw and to prevent in vitro blood coagulation; [Merck Index] Used in photography and to remove textile stains; [Hawley]
• Photographic Processing [Category: Other]
• Textiles (Printing, Dyeing, or Finishing) [Category: Industry]
• Information on 2 consumer products that contain Dipotassium Oxalate in the following categories is provided:
• Ethanedioic acid, potassium salt (1:2): ACTIVE
• Materials that add an electron to an element or compound, that is, decrease the positiveness of its valence. (From McGraw-Hill Dictionary of Scientific and Technical Terms, 5th ed)

Synonyms

Potassium oxalate; Dipotassium oxalate; 583-52-8; Ethanedioic acid, dipotassium salt; Potassium neutral oxalate; oxalic acid dipotassium salt; LC7F2W7I5B; Ethanedioic acid, potassium salt (1:2); KALI OXALICUM; OXALIC ACID, DIPOTASSIUM SALT; Ethanedioic acid potassium salt (1:2); DTXSID6060393; RefChem:57878; DTXCID7042358; 209-506-8; Potassiumoxalate

Frequently Asked Questions

What are the CAS number and molecular formula of dipotassium oxalate?

CAS 583-52-8; molecular formula C2K2O4; molecular weight — g/mol.

What other names is dipotassium oxalate known by?

Potassium oxalate, Dipotassium oxalate, 583-52-8, Ethanedioic acid, dipotassium salt, Potassium neutral oxalate, oxalic acid dipotassium salt.

Is dipotassium oxalate classified as hazardous?

Hazard statements reported: H302, H312, H319, H315, H318.

What are the key physical properties of dipotassium oxalate?

Density: 2.08 @25 °C.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.