Synonym: Ni(MeCp)2, 1,1′-Dimethylnickelocene, Nickel bis(methylcyclopentadienyl)
CAS Number 1293-95-4 | MDL Number MFCD01863654 | EC Number 626-143-4

Bis(methylcyclopentadienyl)nickel Chemical Structure

Product CodeNI3954
CAS Number1293-95-4
Assay (purity)96.5%+
Purity methodby gravimetric assay
Molecular weight216.93
Appearancedark green to green-black solid or liquid or moist crystals
Melting point34-36C
Boiling point85-86C
Gravimetric assay%Ni=26.1-28.0 (with dimethylglyoxime)
Molecular formulaC12H14Ni
Linear formulaNi(C5H4CH3)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(methylcyclopentadienyl)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 point66C

Certificates of analysis (CoA)

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Lot# 019310

External identifiers for Ni(MeCp)2

Pubchem CID18504547
IUPAC Name2-methylcyclopenta-1,3-diene; nickel(2+)
InchI IdentifierInChI=1S/2C6H7.Ni/c2*1-6-4-2-3-5-6;/h2*2-5H,1H3;/q-5;-1;

Ereztech synthesizes and sells additional NI-compounds.

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