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Tantalum pentachloride

Tantalum pentachloride structure

CAS No:
7721-01-9
Formula:
Cl5Ta
Chemical Name:
Tantalum pentachloride
Synonyms:
Tantalum chloride (TaCl5);Tantalum pentachloride;Pentachlorotantalum;Tantalum pentachloride (TaCl5);Tantalum chloride;Tantalum(V) chloride
Categories:
Catalyst and Auxiliary > Precious Metal Catalysts

Description

Pale-yellow, crystalline powder; highly reactive. Decomposed by moist air. Soluble in alcohol and potassium hydroxide solution. Keep well stoppered.

Tantalum pentachloride Basic Attributes

Molecular Weight：

358.21300

Exact Mass：

355.79200

EC Number：

254-460-4

DSSTox ID：

DTXSID7064780

HScode：

28273990

Characteristics

PSA：

0 Å²

XLogP3：

3.44750

Appearance：

white to pale yellow crystals

Density：

3.68 g/mL at 25 °C(lit.)

Melting Point：

216.5-220 °C

Boiling Point：

233 °C

Flash Point：

242°C

Water Solubility：

Soluble in water (reacts). Also soluble in ethanol, ether and carbon tetrachloride.

Toxicity：

LD50 in rats (mg/kg): 75 i.p.; 1900 orally (Cochran)

Safety Information

Packing level：

III

Hazard category：

Transport codes：

UN 3260 8/PG 2

wgk germany：

hazard class code：

R22;R34

safety instructions：

S26-S36/37/39-S45

RTECS Number：

WW5600000

Marks：

C:Corrosive;

Precautionary statement(s)：

P280-P305 + P351 + P338-P310

Hazard Statements：

H302-H314

GHS Classification：

|Danger|H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]|P260, P264, P270, P280, P301+P312, P301+P330+P331, P303+P361+P353, P304+P340, P305+P351+P338, P310, P321, P330, P363, P405, and P501|Aggregated GHS information provided by 49 companies from 4 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Drug Information

MeSH Entry Terms：

TaCl5 cpd

Tantalum pentachloride Use and Manufacturing

Uses

Chlorination of organic substances, intermediate, production of pure metal.

Manufacturing Info：

Tantalum chloride (TaCl5): ACTIVE

Computed Properties

Molecular Weight:358.2
Exact Mass:357.78931
Monoisotopic Mass:355.79226
Heavy Atom Count:6
Complexity:37.1
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

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Tantalum(V) chloride 99.95% White powder

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