Cacodylic acid sodium salt trihydrate 98+%, Thermo Scientific Chemicals

Description

Cacodylic acid sodium salt is frequently used as a buffering agent during the preparation and fixation of biological samples for transmission in electron microscopy. It is also used as a buffer for formulating screens and for optimization.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Cacodylic acid sodium salt is frequently used as a buffering agent during the preparation and fixation of biological samples for transmission in electron microscopy. It is also used as a buffer for formulating screens and for optimization.

Solubility
Soluble in water and alcohol. Insoluble in diethyl ether.

Notes
Store in cool place. Hygroscopic and moisture sensitive. Incompatible withstrong oxidizing agents and strong bases.

Specifications

Chemical Identifiers

• CAS: 6131-99-3
• Molecular Formula: C2H12AsNaO5
• Molecular Weight (g/mol): 214.024
• MDL Number: MFCD00149079
• InChI Key: RLGWPHBPRCROJO-UHFFFAOYSA-M
• Synonym: sodium cacodylate trihydrate, unii-r7a6nc7ygy, cacodylic acid sodium salt trihydrate, r7a6nc7ygy, dimethylarsonic acid sodium salt, cacodylic acid, sodium salt trihydrate, sodium dimethylarsinic acid trihydrate, dimethylarsenic acid sodium salt trihydrate, dimethylarsinic acid sodium salt trihydrate, hydroxydimethylarsine oxide sodium salt trihydrate
• PubChem CID: 23679059
• IUPAC Name: sodium;dimethylarsinate;trihydrate
• SMILES: C[As](=O)(C)[O-].O.O.O.[Na+]

• Linear Formula: (CH₃)₂AsO₂Na·3H₂O
• Quantity: 25 g
• UN Number: UN1688
• Beilstein: 3702348
• Merck Index: 14,8595
• Solubility Information: Soluble in water and alcohol. Insoluble in diethyl ether.
• Formula Weight: 214.03 (159.98 Anhydrous)
• Percent Purity: ≥98%
• Chemical Name or Material: Cacodylic acid sodium salt trihydrate

Safety and Handling

Signal Word

• Danger

Hazard Category

• Acute toxicity Category 3
• ACUTE AQUATIC Acute 1
• LONG-TERM AQUATIC HAZARD Chronic 1
• Carcinogenicity Category 2

Hazard Statement

• H301-Toxic if swallowed.
• H331-Toxic if inhaled.
• H351-Suspected of causing cancer.
• H400-Very toxic to aquatic life.
• H410-Very toxic to aquatic life with long lasting effects.

RUO – Research Use Only