![Benzoic acid， 4，4'-[(2，3，5，6-tetramethylphenyl)borylene]bis[2，3，5，6-tetramethyl- Molecular Wei](/static/images/placeholder.svg)
Benzoic acid， 4，4'-[(2，3，5，6-tetramethylphenyl)borylene]bis[2，3，5，6-tetramethyl- Molecular Wei
Benzoic acid， 4，4'-[(2，3，5，6-tetramethylphenyl)borylene]bis[2，3，5，6-tetramethyl- Molecular Wei
Benzoic acid， 4，4'-[(2，3，5，6-tetramethylphenyl)borylene]bis[2，3，5，6-tetramethyl- Molecular Wei 97%