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Hafnium(IV) chloride

Product Name
Hafnium(IV) chloride
CAS No.
13499-05-3
Chemical Name
Hafnium(IV) chloride
Synonyms
HfCl4;HAFNIUM TETRACHLORIDE;HAFNIUM CHLORIDE;Hafnium chloride(HfCl4);1.0% Zr);0.05% Zr);JACS-13499-05-3;Hafnium(IV) chL;Tetrachlorohafnium;Hafniumtetrachlorid
CBNumber
CB0731544
Molecular Formula
Cl4Hf
Formula Weight
320.3
MOL File
13499-05-3.mol
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Hafnium(IV) chloride Property

Melting point:
432 °C (lit.)
Boiling point:
315.47°C (estimate)
Density 
1.89 g/cm3
vapor pressure 
1 mm Hg ( 190 °C)
storage temp. 
Inert atmosphere,Room Temperature
solubility 
Soluble in methanol and acetone.
form 
Powder
color 
White
Water Solubility 
Soluble in water, methanol and acetone.
Hydrolytic Sensitivity
7: reacts slowly with moisture/water
Sensitive 
Moisture Sensitive
Merck 
14,4588
Exposure limits
ACGIH: TWA 0.5 mg/m3
NIOSH: IDLH 50 mg/m3; TWA 0.5 mg/m3
InChIKey
PDPJQWYGJJBYLF-UHFFFAOYSA-J
CAS DataBase Reference
13499-05-3(CAS DataBase Reference)
EPA Substance Registry System
Hafnium chloride (HfCl4), (T-4)- (13499-05-3)
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Safety

Hazard Codes 
C
Risk Statements 
34
Safety Statements 
26-36/37/39-45
RIDADR 
UN 3260 8/PG 2
WGK Germany 
3
9-21
TSCA 
Yes
HazardClass 
8
PackingGroup 
II
HS Code 
28273985
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H290May be corrosive to metals

H314Causes severe skin burns and eye damage

Precautionary statements

P234Keep only in original container.

P260Do not breathe dust/fume/gas/mist/vapours/spray.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P303+P361+P353IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
258202
Product name
Hafnium(IV) chloride
Purity
98%
Packaging
10g
Price
$40.2
Updated
2024/03/01
Sigma-Aldrich
Product number
258202
Product name
Hafnium(IV) chloride
Purity
98%
Packaging
50g
Price
$120
Updated
2024/03/01
Alfa Aesar
Product number
011834
Product name
Hafnium(IV) chloride, 98+% (metals basis excluding Zr), Zr <2.7%
Packaging
2.5g
Price
$19.1
Updated
2023/06/20
Alfa Aesar
Product number
011834
Product name
Hafnium(IV) chloride, 98+% (metals basis excluding Zr), Zr <2.7%
Packaging
25g
Price
$62.9
Updated
2023/06/20
Strem Chemicals
Product number
72-0751
Product name
Hafnium(IV) chloride, sublimed grade (99.9+%-Hf, <1.0% Zr)
Packaging
10g
Price
$70
Updated
2024/03/01
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Hafnium(IV) chloride Chemical Properties,Usage,Production

Chemical Properties

Hafnium(IV) chloride is the inorganic compound with the formula HfCl4. This colourless solid is the precursor to most hafnium organometallic compounds. It has a variety of highly specialized applications, mainly in materials science and as a catalyst.

Physical properties

White monoclinic crystal; sublimes at 317°C; melts at 432°C at 33 atm (triple point); critical temperature 452.5°C; critical pressure 53.49 atm; critical volume 314 cm3/mol.

Uses

Hafnium tetrachloride is an important intermediate in production of hafnium metal. It also is used to prepare many hafnium compounds.

Uses

Hafnium chloride tetrahydrofuran complex is an efficient catalyst for the Diels-Alder cycloadditions, Ziegler-Natta polymerization of alkenes. It is used as control rods in nuclear reactors and in manufacture of light bulb filaments.

Uses

Hafnium (IV) chloride can be used to catalyze the direct ester condensation of carboxylic acids with alcohols effectively.

Preparation

Hafnium(IV) chloride can be prepared
(i) by chlorination of hafnium dioxide in the presence of carbon:
HfO2 + 2Cl2 + C → HfCl4 + 2CO
It also may be prepared by several other methods, such as
(ii) reaction of carbon tetrachloride with hafnium dioxide above 450°C;
(iii) heating a mixture of hafnium dioxide and carbon above 700°C;
and (iv) reaction of chlorine with hafnium at elevated temperatures.

Reactions

Hafnium(IV) chloride hydrolyzes, evolving hydrogen chloride:
HfCl4 + H2O→ HfOCl2+ 2 HCl
Aged samples thus often are contaminated with oxychlorides, which are also colourless.
THF forms a monomeric 2:1 complex:
HfCl4+ 2 OC4H8→HfCl4(OC4H8)2

Flammability and Explosibility

Non flammable

Solubility in organics

Soluble in methanol, acetone, reacts strongly with water, highly hygroscopic, hydrolyzes in water.

Structure and conformation

This group 4 halide contains hafnium in the +4 oxidation state. Solid Hafnium(IV) chloride is a polymer with octahedral Hf centers. Of the six chloride ligands surrounding each Hf centre, two chloride ligands are terminal and four bridge to another Hf centre.

Hafnium(IV) chloride Preparation Products And Raw materials

Raw materials

Preparation Products

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Hafnium(IV) chloride Suppliers

Henan Jiuke Chemical Co. LTD
Tel
0370-2071226 17303700913
Fax
0370-2071226
Email
954866649@qq.com
Country
China
ProdList
2987
Advantage
58
Hubei Changxinsheng Pharm Co.,Ltd
Tel
18971203904; 18971238634
Email
2189484023@qq.com
Country
China
ProdList
495
Advantage
58
BeiJing Hwrk Chemicals Limted
Tel
0757-86329057 18501085097
Fax
010-89508210
Email
sales3.gd@hwrkchemical.com
Country
China
ProdList
7583
Advantage
55
Hangzhou Kaiyada Semiconductor Materials Co., LTD
Tel
19817475709
Email
751526170@qq.com
Country
China
ProdList
474
Advantage
58
J & K SCIENTIFIC LTD.
Tel
010-82848833 400-666-7788
Fax
86-10-82849933
Email
jkinfo@jkchemical.com
Country
China
ProdList
94838
Advantage
76
Meryer (Shanghai) Chemical Technology Co., Ltd.
Tel
4006608290; 18621169109
Fax
86-21-61259102
Email
market03@meryer.com
Country
China
ProdList
40241
Advantage
62
Alfa Aesar
Tel
400-6106006
Fax
021-67582001/03/05
Email
saleschina@alfa-asia.com
Country
China
ProdList
30132
Advantage
84
Tianjin heowns Biochemical Technology Co., Ltd.
Tel
400 638 7771
Email
sales@heowns.com
Country
China
ProdList
14443
Advantage
57
Aemon Chemical
Tel
0086-755-86198205
Email
acinfo@aemonchem.com
Country
China
ProdList
1937
Advantage
57
Maya High Purity Chemicals
Tel
+86 (573) 82222445 (0)18006601000 452520369
Fax
+86 (573) 82222643
Email
sales@maya-r.com
Country
China
ProdList
11714
Advantage
57
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View Lastest Price from Hafnium(IV) chloride manufacturers

Hebei Saisier Technology Co., LTD
Product
HAFNIUM CHLORIDE 13499-05-3
Price
US $6.00/KG
Min. Order
25KG
Purity
More than 99%
Supply Ability
2000KG/Month
Release date
2024-04-02
Hebei Jingbo New Material Technology Co., Ltd
Product
Hafnium(IV) chloride 13499-05-3
Price
US $0.00/kg
Min. Order
1kg
Purity
99%
Supply Ability
1000000
Release date
2024-01-05
WUXI HONOR SHINE CHEMICAL CO.,LTD
Product
HAFMIUM TETRACHLORIDE Electrical grade 13499-05-3
Price
US $0.00/Kg/Drum
Min. Order
10Kg/Drum
Purity
99.5%
Supply Ability
300tons
Release date
2022-06-10

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