Hafnium tert-butoxide

Catalog Number	ACM2172023-2
CAS	2172-02-3
Synonyms	Tetrakis(tert-butoxy)hafnium
IUPAC Name	Hafnium(4+);2-methylpropan-2-olate
Molecular Weight	470.9
Molecular Formula	C16H36HfO4
Canonical SMILES	CC(C)(C)[O-].CC(C)(C)[O-].CC(C)(C)[O-].CC(C)(C)[O-].[Hf+4]
InChI	InChI=1S/4C4H9O.Hf/c4*1-4(2,3)5;/h4*1-3H3;/q4*-1;+4
InChI Key	WZVIPWQGBBCHJP-UHFFFAOYSA-N
Boiling Point	90 °C/5 mmHg (lit.)
Melting Point	2 °C
Flash Point	83 °F
Purity	95%+
Density	1.166 g/mL at 25 °C (lit.)
Solubility	Soluble in hydrocarbons
Appearance	Liquid
Complexity	25.1
Exact Mass	472.20792
Heavy Atom Count	21
Hydrogen Bond Acceptor Count	4
Hydrogen Bond Donor Count	0
Monoisotopic Mass	472.20792
Rotatable Bond Count	0
Topological Polar Surface Area	92.2 Ų

Q&A

What is the molecular formula of Hafnium tert-butoxide?

The molecular formula of Hafnium tert-butoxide is C16H36HfO4.

What is the melting point of Hafnium tert-butoxide?

The melting point of Hafnium tert-butoxide is 2℃.

What is the density of Hafnium tert-butoxide at 25°C?

The density of Hafnium tert-butoxide at 25°C is 1.166 g/mL.

How does Hafnium tert-butoxide react with moisture/water?

Hafnium tert-butoxide reacts slowly with moisture/water.

What are the exposure limits for Hafnium tert-butoxide according to ACGIH and NIOSH?

ACGIH: TWA 0.5 mg/m3, NIOSH: IDLH 50 mg/m3; TWA 0.5 mg/m3.

How sensitive is Hafnium tert-butoxide to moisture and light?

Hafnium tert-butoxide is both moisture sensitive and light sensitive.

What is the boiling point of Hafnium tert-butoxide?

The boiling point of Hafnium tert-butoxide is 90°C at 5 mm Hg.

In what form does Hafnium tert-butoxide exist?

Hafnium tert-butoxide exists in liquid form.

What are the hazard codes associated with Hafnium tert-butoxide?

The hazard codes for Hafnium tert-butoxide include Xi.

What are the uses of Hafnium tert-butoxide?

Hafnium tert-butoxide is used as a precursor for the deposition of HfO2 and other hafnium doped thin films suitable for semiconductor devices.