C4H10Zn
123.5 g/mol
Industrial ChemicalDanger
Et(2)Zn
CAS557-20-0EC209-161-3
Category
Industrial Chemical
Compound Class
Organometallic
Primary Use
Chemical intermediate and catalyst
Et(2)Zn, or diethylzinc, is an organozinc compound that serves as a chemical intermediate and catalyst. It is also used as an aerospace fuel, a deacidification agent in paper manufacturing, and a reagent in organic synthesis.
Chemical intermediateCatalyst for polymerization of olefinsAerospace fuel
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
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Safety Reference
Danger
H250Catches fire spontaneously if exposed to air
H260In contact with water releases flammable gases which may ignite spontaneously
H314Causes severe skin burns and eye damage
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
H225Highly flammable liquid and vapour
H318Causes serious eye damage
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for Et(2)Zn (CAS 557-20-0) is 2931.90.
HS code (international, 6-digit)
2931.90
EU CN code (8-digit)
2931 90 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
InChIKey
HQWPLXHWEZZGKY-UHFFFAOYSA-N
SMILES
C[CH2].C[CH2].[Zn]
Synonyms (6)
- Diethyl zinc
- Diethylzink
- Et(2)Zn
- Zinc diethyl
- Zinc ethide
- Zinc ethyl
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