Terbium(III) bis(trimethylsilyl)amide

Base Information

• Chemical Name: Terbium(III) bis(trimethylsilyl)amide
• CAS No.: 109433-86-5
• Molecular Formula: C6H19 N Si2 . 1/3 Tb
• Molecular Weight: 640.08
• European Community (EC) Number: 621-471-4
• Mol file: 109433-86-5.mol

Synonyms:109433-86-5;Terbium(III) bis(trimethylsilyl)amide;Terbium tris(hexamethyldisilazide);bis(trimethylsilyl)azanide;terbium(3+);Terbium(3+) tris(1,1,1,3,3,3-hexamethyldisilazan-2-ide);Terbium(III)bis(trimethylsilyl)amide

Chemical Property of Terbium(III) bis(trimethylsilyl)amide

Chemical Property:

• Melting Point: 162-165 °C(lit.)
• Flash Point: 36 °F
• PSA: 0.00000
• LogP: 9.08970
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 3
• Rotatable Bond Count: 6
• Exact Mass: 639.21869
• Heavy Atom Count: 28
• Complexity: 76.2

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Hazard Codes: F,C
• Statements: 11-14/15-34
• Safety Statements: 16-26-36/37/39-43-45-7/8

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C[Si](C)(C)[N-][Si](C)(C)C.C[Si](C)(C)[N-][Si](C)(C)C.C[Si](C)(C)[N-][Si](C)(C)C.[Tb+3]

Technology Process of Terbium(III) bis(trimethylsilyl)amide

There total 4 articles about Terbium(III) bis(trimethylsilyl)amide 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: 48.0%

sodium hexamethyldisilazane (1070-89-9) + terbium(III) chloride (10042-88-3) → tris(bis(trimethylsilyl)amido)terbium(III) (109433-86-5)

Guidance literature:

In tetrahydrofuran; (Ar); using Schlenk techniques; addn. of soln. of sodium bis(trimethylsilyl)amide in THF to stirred suspn. of TbCl3 in THF; reflux overnight; cooling to room temp., removal of solvent in vac., twice sublimating at 160°C and 1E-3 mmHg;

DOI:10.1039/b311397c

Reference yield:

terbium(III) chloride + potassium hexamethylsilazane (40949-94-8) → tris(bis(trimethylsilyl)amido)terbium(III) (109433-86-5)

Guidance literature:

In tetrahydrofuran; at 20 ℃; for 24h;

DOI:10.1002/ejic.202100822

Reference yield:

terbium(III) chloride (10042-88-3) + lithium hexamethyldisilazane (4039-32-1) → tris(bis(trimethylsilyl)amido)terbium(III) (109433-86-5)

Guidance literature:

In not given; vac. or N2, Schl3nk technique; synthesis according to D.C.Bradley et al.J. Chem. Soc. Dalton Trans. 1973, 10, 1021;

DOI:10.1002/ejic.201000963

upstream raw materials:

sodium hexamethyldisilazane

terbium(III) chloride

lithium hexamethyldisilazane

potassium hexamethylsilazane

Downstream raw materials:

Tb(pentafluorophenolate)₃(2,2'-bipyridine)

terbium(III) 5,15-bis(2,4,6-trimethylphenyl)-10-(4-methoxyphenyl)corrole·1,4,7-trimethyl-1,4,7-triazacyclononane

tris(bis(trimethylsilyl)amido)(cyclohexylisocyanide)2Tb(III)

Refernces

• 1、 Boyle, Timothy J.,Yonemoto, Daniel T.,Sears, Jeremiah M.,Treadwell, LaRico J.,Bell, Nelson S.,Cramer, Roger E.,Neville, Michael L.,Stillman, Gregory A.K.,Bingham, Samuel P.. "Synthesis, characterization, and utility of trifluoroacetic acid lanthanide precursors for production of varied phase fluorinated lanthanide nanomaterials". . p. 59 - 73. Retrieved 2017.
• 2、 Lüert, Daniel,Herbst-Irmer, Regine,Stalke, Dietmar. "Structural and Magnetic Studies on Lanthanide Bis(benzoxazol-2-yl)methanides". . p. 5085 - 5090. Retrieved 2021/12/02.