POTASSIUM ARSENATE

Base Information

• Chemical Name: POTASSIUM ARSENATE
• CAS No.: 7784-41-0
• Molecular Formula: AsH3 O4 . K
• Molecular Weight: 180.033
• Mol file: 7784-41-0.mol

Synonyms:Arsenicacid (H3AsO4), monopotassium salt (8CI,9CI); Potassium arsenate (KH2AsO4)(6CI,7CI); Dihydrogen potassium arsenate; Hydrogen potassium arsenate(H2KAsO4); Macquer's salt; Monopotassium arsenate; Monopotassium dihydrogenarsenate; Potassium acid arsenate; Potassium dihydrogen arsenate; Potassiumdihydrogen arsenate (KH2AsO4); Potassium dihydrogen orthoarsenate; Potassiumhydrogen arsenate (KH2AsO4)

Chemical Property of POTASSIUM ARSENATE

Chemical Property:

• Melting Point: 288
• PSA: 80.59000
• Density: 2.867
• LogP: -1.73240
• Solubility.: : clear to very slightly hazy, colorless to faintly yellow
• Water Solubility.: slightly

Purity/Quality:

98%min ^*data from raw suppliers

Potassium dihydrogen arsenate ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Toxic by ingestion and inhalation, strong irritant.
• Hazard Codes: T,N
• Statements: 45-23/25-50/53
• Safety Statements: 53-45-60-61

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Uses: In the textile, tanning, and paper industries. In insecticidal formulations (especially fly paper).

Technology Process of POTASSIUM ARSENATE

There total 12 articles about POTASSIUM ARSENATE which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

orthoarsenic acid (7778-39-4,121471-47-4,1327-52-2) + potassium carbonate (584-08-7) → potassium dihydrogenarsenate (7784-41-0)

Guidance literature:

In water; pptn. (ethanol), drying (vac.);

DOI:10.1016/S0301-0104(97)00210-3

Reference yield:

2K2O*As2O5*4CrO3*H2O → potassium chromate + potassium dihydrogenarsenate (7784-41-0)

Guidance literature:

With potassium hydroxide; In potassium hydroxide; reversible hydrolysis;;

Reference yield:

arsenic(III) trioxide + potassium nitrate → potassium dihydrogenarsenate (7784-41-0)

Guidance literature:

In melt; dild. with water;

upstream raw materials:

water

potassium carbonate

orthoarsenic acid

potassium iodate

Downstream raw materials:

potassium hydrogensulfate

orthoarsenic acid

Refernces

• 1、 Krasil'nikov,Shtin,Perelyaeva,Baklanova,Tyutyunnik,Zubkov. "Synthesis and physicochemical study of M4Na2V 10O28 · 10H2O (M = K, Rb, NH 4)". . p. 162 - 166. Retrieved 2010/06/18.