Pomalidomide-5'-PEG4-C2-acid 4' 74 SMILES CC1=C(SC=N1)C1=CC=C(CNC(=O)[C@@H]2C[C@@H](O)CN2C(=O)[C@@H](NC(=O)CCOCCOCCOCCOCCBr)C(C)(C)C)C=C1 Purity (HPLC)

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

306 SMILES BrCCCCCC(=O)NC1=C2CN(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

403 SMILES O=C1N(C2CCC(=O)NC2=O)C(=O)C2=C(NCCOCCOCC#C)C=CC=C12 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-propargyl-O-PEG3-C2-amine HCl Synonyms Thalidomide-4'-propargyl-O-PEG3-C2-amine HCl CAS Number 2357112-93-5 Related CAS Molecular Formula C24H30ClN3O8 Molecular Weight 523

- CAS Number: 2307477-23-0 Molecular Formula: C18H22ClN3O5 Molecular Weight: 395

Pomalidomide-5'-PEG4-C2-acid 4' 74 SMILES CC1=C(SC=N1)C1=CC=C(CNC(=O)[C@@H]2C[C@@H](O)CN2C(=O)[C@@H](NC(=O)CCOCCOCCOCCOCCBr)C(C)(C)C)C=C1 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 Pomalidomide 5' PEG4 C2 acid Synonyms CAS Number 2412056 48 3 Related CAS Molecular Formula C24H31N3O10 Molecular Weight 521. 523 SMILES OC(=O)CCOCCOCCOCCOCCNC1=CC=C2C(=O)N(C3CCC(=O)NC3=O)C(=O)C2=C1 Purity (HPLC) >= 95%