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Tetrakis(dimethylamido)hafnium(IV)

Tetrakis(dimethylamido)hafnium(IV) structure

CAS No.: 19782-68-4

Chemical Name:: Tetrakis(dimethylamido)hafnium(IV)

Synonyms: TDMAH;amido)hafnium(IV);TDMAH: Hf(N(CH3)2)4;0.2% Zr) TDMAH, PURATREM;Hafnium(4+) dimethylamide;Hafnium tetradimethylamide;Dimethylamine hafnium(4+) salt;Tetrakis(dimethylamido)hafnium(IV);Tetrakis(dimethylamino)hafnium(TDMAHf);Tetrakis(dimethylamido)hafnium(IV) TDMAH

CBNumber:: CB0501512

Molecular Formula:: C8H24HfN4

Molecular Weight:: 354.79

MDL Number:: MFCD01862473

MOL File:: 19782-68-4.mol

MSDS File:: SDS

Last updated:2026-09-12 18:48:21

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Tetrakis(dimethylamido)hafnium(IV) Properties

Melting point	26-29 °C(lit.)
Boiling point	85°C/0.1mm
Density	1.098 g/mL at 25 °C
Flash point	109 °F
form	crystal
color	colorless to pale yellow
Specific Gravity	1.40
Hydrolytic Sensitivity	8: reacts rapidly with moisture, water, protic solvents
Sensitive	moisture sensitive, store cold
InChI	InChI=1S/4C2H6N.Hf/c41-3-2;/h41-2H3;/q4*-1;+4
InChIKey	ZYLGGWPMIDHSEZ-UHFFFAOYSA-N
SMILES	[Hf](N(C)C)(N(C)C)(N(C)C)N(C)C
CAS DataBase Reference	19782-68-4
UNSPSC Code	12352103
NACRES	NA.23

SAFETY

Risk and Safety Statements

Symbol(GHS)	GHS02,GHS05
Signal word	Danger
Hazard statements	H228-H261-H314
Precautionary statements	P210-P231+P232-P280-P305+P351+P338-P370+P378-P402+P404
PPE	Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
Hazard Codes	F,C
Risk Statements	11-14-34
Safety Statements	6-26-36/37/39-43-45
RIDADR	UN 3396 4.3/PG 2
WGK Germany	3
HazardClass	4.3, 4.1
Storage Class	4.3 - Hazardous materials which set free flammable gases upon contact with water
Hazard Classifications	Flam. Sol. 1 Skin Corr. 1B Water-react 2
Limited Quantities	0.5 Kg (1.1 lbs) (solid)
Excepted Quantities	Max Inner Pack (30g or 30ml) and Max Outer Pack (500g or 500ml)

Tetrakis(dimethylamido)hafnium(IV) price More Price(14)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	666610	Tetrakis(dimethylamido)hafnium(IV) packaged for use in deposition systems	19782-68-4	25g	$2730	2026-04-30	Buy
Sigma-Aldrich	455199	Tetrakis(dimethylamido)hafnium(IV) ≥99.99%	19782-68-4	25g	$1300	2026-04-30	Buy
Strem Chemicals	72-8000	Tetrakis(dimethylamino)hafnium, 98+% (99.99+%-Hf, <0.2% Zr) TDMAH, PURATREM (99.99+%-Hf,<0.2%Zr)	19782-68-4	1g	$136	2026-04-30	Buy
Strem Chemicals	98-4022	Tetrakis(dimethylamino)hafnium, 98+% (99.99+%-Hf, <0.2%-Zr) TDMAH, PURATREM, 72-8000, contained in 50ml Swagelok® cylinder (96-1071) for CVD/ALD (99.99+%-Hr,<0.2%-Zr)	19782-68-4	25g	$2470	2026-04-30	Buy
Strem Chemicals	72-8000	Tetrakis(dimethylamino)hafnium, 98+% (99.99+%-Hf, <0.2% Zr) TDMAH, PURATREM (99.99+%-Hf,<0.2%Zr)	19782-68-4	5g	$359	2026-04-30	Buy

Product number	Packaging	Price	Buy
666610	25g	$2730	Buy
455199	25g	$1300	Buy
72-8000	1g	$136	Buy
98-4022	25g	$2470	Buy
72-8000	5g	$359	Buy

Tetrakis(dimethylamido)hafnium(IV) Chemical Properties, Uses, Production

Uses

Used as precursor for atomic layer deposition of Hafnium Oxide nanolaminates, which are used as a reploacement for Silicon oxide in semiconductor devices.

General Description

Please inquire for bulk quantity, pricing, and packaging options.

reaction suitability

core: hafnium

Tetrakis(dimethylamido)hafnium(IV) Preparation Products And Raw materials

Raw materials

Preparation Products

Tetrakis(dimethylamido)hafnium(IV) Suppliers

Global Suppliers ( 55)

Supplier	Tel	Email	Country	ProdList	Advantage
Shaanxi Dideu Medichem Co. Ltd	029-81154043 17391733319	1086@dideu.com	China	9970	58
Shanghai Oriphant Chemical Co.,Ltd	17312431727	chengyunlei@origmt.com	China	452	58
Fujian Wolfa Biotechnology Co., Ltd	18050950397	jomin@wolfachem.com	China	230	58
Domole Scientific	13275595566; 13275595566	domole@infsci.com	China	300	58
Nanjing Hokwang Chemicals Co., Ltd	18061245313 15951945415	roger@knwcoltd.com	China	28	58
INTATRADE GmbH	+49 3493/605464	sales@intatrade.de	Germany	3563	66
Beijing HwrkChemical Technology Co., Ltd	89508211 18501085097	sales.bj@hwrkchemical.com	China	9407	55
Sinocompound Catalysts Co., Ltd.	0512-67216630 67216634	sales@sinocompound.com	China	252	64
Sigma-Aldrich	021-61415566 800-8193336	orderCN@merckgroup.com	China	51389	80
Panjin Infinity Scientific CO. LTD	400-1062016 18612996721	hao@infsci.com	China	327	58

Supplier	Advantage
Shaanxi Dideu Medichem Co. Ltd	58
Shanghai Oriphant Chemical Co.,Ltd	58
Fujian Wolfa Biotechnology Co., Ltd	58
Domole Scientific	58
Nanjing Hokwang Chemicals Co., Ltd	58
INTATRADE GmbH	66
Beijing HwrkChemical Technology Co., Ltd	55
Sinocompound Catalysts Co., Ltd.	64
Sigma-Aldrich	80
Panjin Infinity Scientific CO. LTD	58

View Latest Price from Tetrakis(dimethylamido)hafnium(IV) manufacturers

Image	Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
	2020-03-16	TETRAKIS(DIMETHYLAMIDO)HAFNIUM(IV) 19782-68-4	$8.66	1KG	95.0%-99.0%	1kg-100kg	Career Henan Chemical Co

TETRAKIS(DIMETHYLAMIDO)HAFNIUM(IV)
19782-68-4
$8.66
95.0%-99.0%
Career Henan Chemical Co

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Tetrakis(dimethylamido)hafnium(IV),TDMAH, Tetrakis(dimethylamino)hafnium(IV) Tetrakis(dimethylamino)hafnium(IV) 99.999% Dimethylamine hafnium(4+) salt Hafnium tetradimethylamide Hafnium(4+) dimethylamide Tetrakis(dimethylamino)hafnium, 98+% (99.99+%-Hf, <0.2%-Zr) TDMAH, PURATREM, 72-8000, contained in 50 ml Swagelok(R) cylinder (96-1070) for CVD/ALD Tetrakis(dimethylamino)hafnium, 98+% (99.99+%-Hf, <0.2%-Zr) TDMAH, PURATREM, 72-8000, contained in 50ml Swagelok(R) cylinder (96-1071) for CVD/ALD TDMAH: Hf(N(CH3)2)4 TETRAKIS(DIMETHYLAMIDO)HAFNIUM(IV), 99.99+% Tetrakis(dimethylamido)hafnium(IV) packaged for use in deposition systems Tetrakis(dimethylamino)hafnium, 98+% (99.99+%-Hf, <0.2% Zr) TDMAH 0.2% Zr) TDMAH, PURATREM Tetrakis(dimethylamino)hafnium, 98+% (99.99+%-Hf, < amido)hafnium(IV) TETRAKIS(DIMETHYLAMIDO)HAFNIUM(IV), ISO 9001：2015 REACH Tetrakis(dimethylamino)hafnium(TDMAHf) Tetrakis(dimethylamido)hafnium(IV) TDMAH Methanamine, N-methyl-,hafnium(4+) salt (4:1) TDMAH Tetrakis(dimethylamido)hafnium(IV) 19782-68-4 C8H28HfN4 C16H48Hf2N8 4C2H7NHf CH32N4Hf ALD Precursors