CAS 521964-95-4

[N-[2,6-Bis(1-methylethyl)phenyl]-α-[2-(1-methylethyl)phenyl]-6-(1-naphthalenyl-κC2)-2-pyridinemethanaminato(2-)-κN1,κN2]dimethylhafnium

Description:

The chemical substance with the name "[N-[2,6-Bis(1-methylethyl)phenyl]-α-[2-(1-methylethyl)phenyl]-6-(1-naphthalenyl-κC2)-2-pyridinemethanaminato(2-)-κN1,κN2]dimethylhafnium" and CAS number "521964-95-4" is a complex organometallic compound featuring hafnium as the central metal atom. This compound is characterized by its coordination with a bidentate ligand that includes a pyridine moiety and multiple aromatic substituents, which contribute to its stability and reactivity. The presence of dimethyl groups attached to hafnium enhances its solubility and may influence its electronic properties. Such compounds are often studied for their potential applications in catalysis, materials science, and as precursors in chemical vapor deposition processes. The steric bulk provided by the isopropyl and naphthyl groups can affect the compound's reactivity and interaction with other chemical species. Overall, this substance exemplifies the intricate design of organometallic complexes that combine transition metals with organic ligands to tailor specific chemical properties for advanced applications.

Formula: C₃₉H₄₄HfN₂

InChI: InChI=1S/C37H38N2.2CH3.Hf/c1-24(2)28-16-9-10-18-33(28)37(39-36-29(25(3)4)19-12-20-30(36)26(5)6)35-23-13-22-34(38-35)32-21-11-15-27-14-7-8-17-31(27)32;;;/h7-20,22-26,37H,1-6H3;2*1H3;/q-2;2*-1;+4

InChI key: InChIKey=BMYNFDKZQVOBCC-UHFFFAOYSA-N

SMILES: [CH3-][Hf+4]12([CH3-])[N-](C(C3=[N]1C(C=4[C-]2=CC=C5C4C=CC=C5)=CC=C3)C6=C(C(C)C)C=CC=C6)C7=C(C(C)C)C=CC=C7C(C)C

Synonyms:

• Hafnium, [N-[2,6-bis(1-methylethyl)phenyl]-α-[2-(1-methylethyl)phenyl]-6-(1-naphthalenyl-κC2)-2-pyridinemethanaminato(2-)-κN1,κN2]dimethyl-
• [N-[2,6-Bis(1-methylethyl)phenyl]-α-[2-(1-methylethyl)phenyl]-6-(1-naphthalenyl-κC2)-2-pyridinemethanaminato(2-)-κN1,κN2]dimethylhafnium

[N-[2,6-Bis(1-methylethyl)phenyl]-a-[2-(1-methylethyl)phenyl]-6-(1-naphthalenyl-κC2)-2-pyridinemethanaminato(2-)-κN1,κN2]dimethylhafnium (Technical Grade)

Controlled Product

CAS: 521964-95-4

Applications [N-[2,6-Bis(1-methylethyl)phenyl]-α-[2-(1-methylethyl)phenyl]-6-(1-naphthalenyl-κC2)-2-pyridinemethanaminato(2-)-κN1,κN2]dimethylhafnium is a catalyst used in chain shuttling polymerization reactions and other related reactions involving block copolymers.
References Kuhlman, R. L., et al.: Macromolecules, 43, 7903 (2010); Descour, C., et al.: Polym. Chem., 4, 4718 (2013); Wang, B., et al.: Polym. Chem., 7, 2938 (2016)

Formula: C₃₉H₄₄HfN₂

Color and Shape: Neat

Molecular weight: 719.27

Ref: TR-B400575