Disodium oxalate

Basic Information

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CAS Number

62-76-0

Molecular Formula

C2Na2O4

Molecular Weight

134 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Water Treatment Chemicals Coagulants and Flocculants Inorganic Coagulants

Basic Physical Properties

Melting Point

250-270 ºC

Boiling Point

365.1oC at 760 mmHg

Density

2.34

Water Solubility

37 g/L (20 ºC)

Flash Point

188.8 oC

Solubility

H2O: 0.1 M at 20 °C, clear, colorless

SMILES

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O=C(O[Na])C(O[Na])=O

InChI

InChI=1S/C2H2O4.2Na/c3-1(4)2(5)6;;/h(H,3,4)(H,5,6);;/q;2*+1/p-2

InChIKey

ZNCPFRVNHGOPAG-UHFFFAOYSA-L

LogP

-1.7602000000000002

Topological Polar Surface Area

52.6 Å²

Hydrogen Bond Donor/Acceptor

0 / 4

Complexity

60.5

Safety Information

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GHS Hazard Pictograms

H302

H312

Hazard Statement

H302 Harmful if swallowed
Acute toxicity, oral

H312 Harmful in contact with skin
Acute toxicity, dermal

Stability

Stability Stable; hygroscopic. Incompatible with strong oxidizing agents.

Sensitiveness

Hygroscopic

Synonyms & References

English

Sodium oxalate
disodiumethanedioate
Ethanedioicacid,disodiumsalt
natriumoxalat
oxalatedesodium
stavelansodny
DI-SODIUM OXALATE
ETHANEDIOIC ACID SODIUM SALT
disodium,oxalate
Sodium Oxalat
Oxalic acid sodiuM salt
Oxalic acid disodium salt
草酸钠
Disodium oxalate
Ethanedioic acid, disodium salt
Sodiumoxalate
Oxalic acid, disodium salt
Natriumoxalat [German]
Stavelan sodny [Czech]
Ethanedioic acid disodium salt
7U0V68LT9X
Ethanedioic acid, sodium salt (1:2)
Sodium oxalate, ACS reagent
Stavelan sodny
Sodium oxalate, 98.5%, extra pure
Sodium oxalate, 99.5%, for analysis
disodium ethanedi
Ethanedioic acid sodium salt
Sodium Oxalate[CRM]

MDL Number

MFCD00012465

FAQ

What is Disodium oxalate (CAS: 62-76-0)?

Disodium oxalate is an inorganic compound with the chemical formula Na2C2O4. It is a white, crystalline solid that is highly soluble in water. This compound is commonly used as a reducing agent and in the preparation of other oxalate salts. It has a molecular weight of 133.99 g/mol and is known for its ability to chelate metal ions, making it useful in various chemical processes.

What are the main uses of Disodium oxalate (CAS: 62-76-0)?

Disodium oxalate is widely used in industries such as pharmaceuticals, where it serves as a reagent in drug synthesis. It finds applications in wastewater treatment for removing heavy metals, in analytical chemistry for titration, and in the production of dyes and pigments. Additionally, it is used in the manufacturing of textiles and as a component in some food additives, though its use in food is limited due to potential health concerns.

Is Disodium oxalate (CAS: 62-76-0) safe?

Disodium oxalate is considered toxic if ingested or inhaled in large quantities. It can cause irritation to the skin, eyes, and respiratory system. Proper protective equipment, such as gloves and goggles, should be used when handling this compound. Safety standards emphasize avoiding prolonged exposure and ensuring adequate ventilation in work areas.

How should Disodium oxalate (CAS: 62-76-0) be stored?

Disodium oxalate should be stored in a cool, dry, and well-ventilated place, away from moisture and light. It is typically kept in airtight containers to prevent hygroscopic absorption. Due to its reactivity, it should be stored separately from strong oxidizers and incompatible substances to ensure stability and safety.