Triethyl arsenite

Base Information

• Chemical Name: Triethyl arsenite
• CAS No.: 3141-12-6
• Molecular Formula: C6H15AsO3
• Molecular Weight: 210.105
• Hs Code.: 2920909090
• European Community (EC) Number: 221-543-1
• DSSTox Substance ID: DTXSID1074882
• Nikkaji Number: J44.121J
• Wikidata: Q18211853
• Mol file: 3141-12-6.mol

Synonyms:Triethyl arsenite;triethyl arsorite;3141-12-6;Arsenic triethoxide;Arsenous acid, triethyl ester;Arsenic(Iii) Ethoxide;EINECS 221-543-1;Triethoxyarsine;Triethoxyarsane;Arsenic ethoxide;Triethoxyarsine, 97%;Arsenic(IIII) ethoxide;SCHEMBL3634303;DTXSID1074882;MFCD00015120;Arsenious acid (H3AsO3), triethyl ester;LS-21781

Chemical Property of Triethyl arsenite

Chemical Property:

• Vapor Pressure: 2.46mmHg at 25°C
• Refractive Index: n20/D 1.433(lit.)
• Boiling Point: 165.5 °C at 760 mmHg
• Flash Point: 49.4 °C
• PSA: 27.69000
• Density: 1.224 g/mL at 25 °C(lit.)
• LogP: 1.08080
• Sensitive.: Moisture Sensitive
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 6
• Exact Mass: 210.023714
• Heavy Atom Count: 10
• Complexity: 55.7

Purity/Quality:

99%, ^*data from raw suppliers

Safty Information:

• Pictogram(s): T; N
• Hazard Codes: T,N
• Statements: 23/25-50/53
• Safety Statements: 20/21-28-45-60-61

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: CCO[As](OCC)OCC

Technology Process of Triethyl arsenite

There total 15 articles about Triethyl arsenite 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: 52.2%

sodium ethanolate (141-52-6) → triethyl arsenite (3141-12-6)

Guidance literature:

With arsenic trichloride; In tetrahydrofuran; at -78 - 20 ℃; for 24h; Inert atmosphere;

DOI:10.1039/c9nj03648b

Reference yield:

diethyl ether (60-29-7,927820-24-4) + arsenochloridous acid diethyl ester (4431-21-4) + triethyl phosphite (122-52-1) → triethyl arsenite (3141-12-6) + triethyl phosphate (78-40-0)

Guidance literature:

Reference yield:

ethanol (64-17-5) → triethyl arsenite (3141-12-6)

Guidance literature:

With diethyl ether; arsenic trichloride; 2,3-Dimethylaniline;

upstream raw materials:

tetraethoxy orthosilicate

arsenodichloridous acid ethyl ester

triethoxyantimony

arsenochloridous acid diethyl ester

Downstream raw materials:

triphenyl-arsane

Ni(CO)2{As(OC₂H₅)3}2

diethyl sulfate

diethyoxyarsenic ethyl sulfate

Refernces

• 1、 De Souza, Antonio G.,Brasilino, Maria G.A.,Airoldi, Claudio. "Determination of the mean enthalpy of dissociation of arsenic-oxygen bonds in some arsenic (III) alkoxides". . p. 1359 - 1367. Retrieved 2007/10/03.