Compound Q&A

What are the physical and chemical properties of 1-Bromo-3-ethynylbenzene (CAS: 766-81-4)?

Answer

1-Bromo-3-ethynylbenzene
1-Bromo-3-ethynylbenzene (CAS: 766-81-4) is a crystalline solid with a molecular weight of approximately 171.03 g/mol. It is slightly soluble in water but soluble in organic solvents like ethanol and acetone. Chemically, it is highly reactive with nucleophiles and can undergo electrophilic aromatic substitution and addition reactions. Its density is around 1.12 g/cm³.

About

CAS No 766-81-4
English Name 1-Bromo-3-ethynylbenzene
Molecular Formula C8H5Br
Molecular Weight 181.03 g/mol
SMILES C#CC1=CC(=CC=C1)Br
InChIKey TZDXNFAAJNEYIO-UHFFFAOYSA-N
Last Updated: 2025-10-10 19:08

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