Thalidomide-5'-O-PEG3-propargyl piperazine 79 SMILES: CN(C)C1=CC=C2C(OC3=CC(C=CC3=C2C2=CC=C(C=C2C([O-])=O)C(=O)NCCOCCOCCOCCN=[N+]=[N-])=[N+](C)C)=C2 Purity (HPLC):

79 SMILES: CN(C)C1=CC=C2C(OC3=CC(C=CC3=C2C2=CC=C(C=C2C([O-])=O)C(=O)NCCOCCOCCOCCN=[N+]=[N-])=[N+](C)C)=C2 Purity (HPLC): ≥ 95% Shipping Conditions: room temperature Storage Conditions: Refrigerated Regulatory Statement: For Research Use Only

89 SMILES ClCCOCCOCCOCC(=O)NC1=C2C(=O)N(C3CCC(=O)NC3=O)C(=O)C2=CC=C1 Purity (HPLC) >= 95% Shipping Conditions Room temperature Storage Conditions Refrigerated Shelf Life 12 months after the date of delivery Regulatory Statement For Research Use Only

Product Name Pomalidomide-PEG4-C2-acid Synonyms Pomalidomide-4'-PEG4-C2-acid CAS Number 2138440-81-8 Related CAS Molecular Formula C24H31N3O10 Molecular Weight 521

281 SMILES OCC#CC1=C2C(=O)N(C3CCC(=O)NC3=O)C(=O)C2=CC=C1 Purity (HPLC) >= 95% Shipping Conditions Room temperature Storage Conditions Refrigerated Shelf Life 12 months after the date of delivery Regulatory Statement For Research Use Only

78 SMILES Cl

Thalidomide-5'-O-PEG3-propargyl piperazine 79 SMILES: CN(C)C1=CC=C2C(OC3=CC(C=CC3=C2C2=CC=C(C=C2C([O-])=O)C(=O)NCCOCCOCCOCCN=[N+]=[N-])=[N+](C)C)=C2 Purity (HPLC):Degrader building block for targeted protein degradation. Contains an E3 ligase ligand with a linker and a function group, which can be conjugated to target protein ligands through straightforward chemical reactions. Product Name Thalidomide 5' O PEG3 propargyl Synonyms CAS Number n a Related CAS Molecular Formula C22H24N2O8 Molecular Weight 444. 44 SMILES O=C1N(C2CCC(=O)NC2=O)C(=O)C2=CC(OCCOCCOCCOCC#C)=CC=C12 Purity (HPLC) >= 95% Shipping Conditions