Synonym: Ni(EtCp)2, Bis(ethylcyclopentadienyl) nickel(II), Nickelocene,1,1'-diethyl, 1,1'-Diethylnickelocene, Nickel bis(ethyl-p-cyclopentadienyl)-
CAS Number 31886-51-8 | MDL Number MFCD01862458 | EC Number 622-988-8

Bis(ethylcyclopentadienyl)nickel Chemical Structure

Product CodeNI6518
CAS Number31886-51-8
Assay (purity)98%
Purity methodby GC
Molecular weight244.99
Appearancegreen to dark green liquid
Boiling point90C
Molecular formulaC14H18Ni
Linear formulaNi(C5H4C2H5)2

Ereztech manufactures and sells this product in small and bulk volumes. Glass ampules, bottles or metal ampules or bubblers are available for packaging. For additional analytical information or details about purchasing Bis(ethylcyclopentadienyl)nickel contact us at

Safety information

Signal wordWARNING
Hazard statementsH302, H312, H332
Precautionary statementsP261, P264, P270, P271, P280, P301+P312, P302+P352, P304+P312, P304+P340, P312, P322, P330, P363, P501
In TSCA registryNo (sold for research and development usage only)
Flash point109C

Certificates of analysis (CoA)

If you don’t see the needed lot of Bis(ethylcyclopentadienyl)nickel below please contact customer support at

Lot# Lot# 020308

External identifiers for Ni(EtCp)2

Pubchem CID71311331
IUPAC Name5-ethylcyclopenta-1,3-diene; nickel(2+)
InchI IdentifierInChI=1S/2C7H9.Ni/c2*1-2-7-5-3-4-6-7;/h2*3-6H,2H2,1H3;/q2*-1;+2

Ereztech synthesizes and sells additional NI-compounds.

To purchase Bis(ethylcyclopentadienyl)nickel contact us at