Agent Name

Zirconocene dichloride

CAS Number

1291-32-3

Formula

C10-H10-Cl2-Zr

Major Category

Metals

Synonyms

Bis-pi-cyclopentadienyldichlorozirconium; Dichlorobis(cyclopentadienyl) zirconium; Dichlorodi-pi-dicyclopentadienylzirconium; Dichlorodicyclopentadienylzirconium; Dichlorozirconocene; Dicyclopentadienyldichlorozirconium; Dicyclopentadienylzirconium dichloride; Zirconcene dichloride; Zirconium dicyclopentadiene dichloride; Zirconium, dichlorobis(2,4-cyclopentadien-1-yl)-; Zirconium, dichlorobis(eta5-2,4-cyclopentadien-1-yl)-; Bis(3-cyclopentadienyl)dichlorozirconium; Dichlorobis(eta(5)-2,4-cyclopentadien-1-yl)zirconium; Zirconium, dichloro-di-pi-cyclopentadienyl-; [ChemIDplus] Bis(cyclopentadienyl)zirconium(IV) dichloride; [Aldrich MSDS]

Category

Metals, Organic Compounds

Description

White to off-white solid; [CAMEO] Beige crystalline solid; [Aldrich MSDS]

Sources/Uses

Used as a rubber accelerator, in catalyst systems for vinyl monomer polymerization, a curing agent for water-repellent silicone materials, and in zirconium plating; [NTP] Soluble in polar organic solvents; [Hawley]

Comments

Highly unstable in air and moisture; Decomposed by water; A skin, eye, and mucous membrane irritant; May cause skin rashes; Toxic by ingestion, inhalation, and skin absorption; [NTP] A skin and strong eye irritant; [Aldrich MSDS]

Exposure Assessment
TLV (ACGIH)

5 mg/m3, as Zr

STEL (ACGIH)

10 mg/m3, as Zr

PEL (OSHA)

5 mg/m3, as Zr (compounds)

MAK

1 mg/m3, inhalable fraction (metal and insol. cmpds.)

IDLH (NIOSH)

25 mg/m3, as Zr

Links to Other NLM Databases
Toxicity Information

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Chemical Information

Search ChemIDplus

Related Information in HazMap
Processes

Industrial Processes with risk of exposure: