Materials Science

Bromo-PEG5-phosphonic acid is a hydrophilic PEG derivative containing a bromine group and a phosphonic acid group. The bromine is a good leaving group. The hydrophilic PEG chain increases the water solubility of compounds in aqueous media.

Bromo-PEG5-phosphonic acid diethyl ester is a PEG derivative containing a bromine and a hydrophilic PEG chain. The size and electronegative properties of bromine make it a good leaving group and able to participate in substitution reactions. The

Bromo-PEG5-phosphonic acid diethyl ester is a PEG derivative containing a bromine and a hydrophilic PEG chain. The size and electronegative properties of bromine make it a good leaving group and able to participate in substitution reactions. The

Bromo-PEG5-phosphonic acid diethyl ester is a PEG derivative containing a bromine and a hydrophilic PEG chain. The size and electronegative properties of bromine make it a good leaving group and able to participate in substitution reactions. The

Bromo-PEG6-alcohol is a PEG derivative containing a bromide group and a terminal hydroxyl group. The hydrophilic PEG spacer increases solubility in aqueous media. The bromide (Br) is a very good leaving group for nucleophilic substitution reactions.

Bromo-PEG6-alcohol is a PEG derivative containing a bromide group and a terminal hydroxyl group. The hydrophilic PEG spacer increases solubility in aqueous media. The bromide (Br) is a very good leaving group for nucleophilic substitution reactions.

Bromo-PEG6-alcohol is a PEG derivative containing a bromide group and a terminal hydroxyl group. The hydrophilic PEG spacer increases solubility in aqueous media. The bromide (Br) is a very good leaving group for nucleophilic substitution reactions.

Bromo-PEG6-alcohol is a PEG derivative containing a bromide group and a terminal hydroxyl group. The hydrophilic PEG spacer increases solubility in aqueous media. The bromide (Br) is a very good leaving group for nucleophilic substitution reactions.

Bromo-PEG6-bromide is a PEG derivative containing two bromide groups. The bromide (Br) is a very good leaving group for nucleophilic substitution reactions. The hydrophilic PEG spacer increases solubility in aqueous media.

Bromo-PEG6-bromide is a PEG derivative containing two bromide groups. The bromide (Br) is a very good leaving group for nucleophilic substitution reactions. The hydrophilic PEG spacer increases solubility in aqueous media.

Bromo-PEG6-bromide is a PEG derivative containing two bromide groups. The bromide (Br) is a very good leaving group for nucleophilic substitution reactions. The hydrophilic PEG spacer increases solubility in aqueous media.

Bromo-PEG6-t-butyl ester is a PEG derivative containing a bromide group and a t-butyl protected carboxyl group. The hydrophilic PEG spacer increases solubility in aqueous media. The bromide (Br) is a very good leaving group for nucleophilic