Lenalidomide-CO-C1--piperazine HCl heterocycle 91 SMILES CC1=C(SC=N1)C1=CC=C(CNC(=O)[C@@H]2C[C@@H](O)CN2C(=O)[C@@H](NC(=O)CCOCCOCCOCCOCCOCCC(O)=O)C(C)(C)C)C=C1 Purity (HPLC)

91 SMILES CC1=C(SC=N1)C1=CC=C(CNC(=O)[C@@H]2C[C@@H](O)CN2C(=O)[C@@H](NC(=O)CCOCCOCCOCCOCCOCCC(O)=O)C(C)(C)C)C=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

419 SMILES OC(=O)CCCCCCNC1=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 Thalidomide-O-PEG2-C2-azide Synonyms Thalidomide-4'-O-PEG2-C2-azide CAS Number 2758431-90-0 Related CAS Molecular Formula C19H21N5O7 Molecular Weight 431

Product Name Pomalidomide-PEG2-C2-azide Synonyms Pomalidomide-4'-PEG2-C2-azide CAS Number 2271036-45-2 Related CAS Molecular Formula C19H22N6O6 Molecular Weight 430

248 SMILES [2H]C([2H])([2H])OC1=CC=CC(CCC(=O)OC)=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

Lenalidomide-CO-C1--piperazine HCl heterocycle 91 SMILES CC1=C(SC=N1)C1=CC=C(CNC(=O)[C@@H]2C[C@@H](O)CN2C(=O)[C@@H](NC(=O)CCOCCOCCOCCOCCOCCC(O)=O)C(C)(C)C)C=C1 Purity (HPLC)Proteolysis targeting chimera (PROTAC) building block. Contains an E3 ligase ligand with alkyl linker and a terminal piperazine moiety. Ready for conjugation to a target protein ligand to form PROTACs containing Lenalidomide as cereblon ligand. Product Name: Lenalidomide CO C1 piperazine HCl Synonyms: CAS Number: Molecular Formula: C19H25Cl2N5O4 Molecular Weight: 458. 34 SMILES: Cl. Cl. O=C(CN1CCNCC1)NC1=C2CN(C3CCC(=O)NC3=O)C(=O)C2=CC=C1 Purity