Resins with Functional Groups as Scavengers

 

Resins with functional groups can be used as scavengers for the removal of residues of crude reaction products by solution-phase syntheses. The use of scavenger resins makes it possible to remove the impurities by a single filtration.

 

17101

Aminomethyl resin

Substitution: 0.8 2.0 mmole/g resin

Bead size 100- 200 mesh (polystyrene- 1% DVB)

Swelling volume in CH2Cl2: 2.0 - 7.0 ml/g

5 g

25 g

100 g

$ 30

$ 125

$ 430

The resin is used for scavenging carboxylic acids, sulfonyl halides, and isocyanates [1].

[1] D.L. Flynn, et al., J. Am. Chem. Soc., 1997, 119, 4874.

 

 

17201

N-(2-Aminoethyl)aminomethyl resin

Substitution: 0.8 2.0 mmole/g resin

Bead size 100-200 mesh (polystyrene- 1% DVB)

Swelling volume in CH2Cl2: 2.0 - 7.0 ml/g

5 g

25 g

100 g

$ 50

$ 200

$ 600

The resin is used for scavenging aldehydes, carboxylic acids, and isocyanates [1].

[1] R.J. Booth, et al., J. Am. Chem. Soc., 1997, 119, 4882.

 

 

17211

N-(2-Mercaptoethyl)aminomethyl resin

Substitution: 0.8 2.0 mmole/g resin

Bead size 100-200 mesh (polystyrene- 1% DVB)

Swelling volume in CH2Cl2: 2.0 - 7.0 ml/g

5 g

25 g

100 g

$ 60

$ 240

$ 768

 

19021

Methylisocyanate resin

Substitution: 0.8 2.0 mmole/g resin

Bead size 100- 200 mesh (polystyrene- 1% DVB)

Swelling volume in CH2Cl2: 2.0 - 7.0 ml/g

5 g

25 g

100 g

$ 98

$ 400

$ 1,200

The resin is used for scavenging amines and hydrazines [1].

[1] R.J. Booth, et al., J. Am. Chem. Soc., 1997, 119, 4882.

 

19031

Morpholinomethyl resin

Substitution: 0.8 2.0 mmole/g resin

Bead size 100- 200 mesh (polystyrene- 1% DVB)

Swelling volume in CH2Cl2: 2.0 - 7.0 ml/g

5 g

25 g

100 g

$ 50

$ 190

$ 575

The resin is used as a tertiary amine for scavenging acids [1].

R.J. Booth, et al., J. Am. Chem. Soc., 1997, 119, 4882.

 

19041

Piperidinomethyl resin

Substitution: 0.8 2.0 mmole/g resin

Bead size 100- 200 mesh (polystyrene- 1% DVB)

Swelling volume in CH2Cl2: 2.0 - 7.0 ml/g

5 g

25 g

100 g

$ 49

$ 190

$ 580

The resin is used as a tertiary amine for scavenging acids [1].

R.J. Booth, et al., J. Am. Chem. Soc., 1997, 119, 4882.

 

 

19051

Tris-(2-aminoethyl)amine polystyrene resin

Substitution: 0.8 2.0 mmole/g resin

Bead size 100- 200 mesh (polystyrene- 1% DVB)

Swelling volume in CH2Cl2: 2.0 - 7.0 ml/g

5 g

25 g

100 g

$ 49

$ 190

$ 590

The resin is used for scavenging carboxylic acids, sulfonyl halides, isocyanates, and

isothiocyanates [1].

[1] R.J. Booth, et al., J. Am. Chem. Soc., 1997, 119, 4882.