(S,R,S)-AHPC-CO-C5-OH Size:100mg 94 SMILES CC1=C(SC=N1)C1=CC=C(CNC(=O)[C@@H]2C[C@@H](O)CN2C(=O)[C@@H](NC(=O)COCCOCCOCCOCCOCCOCCN=[N+]=[N-])C(C)(C)C)C=C1 Purity (HPLC)

94 SMILES CC1=C(SC=N1)C1=CC=C(CNC(=O)[C@@H]2C[C@@H](O)CN2C(=O)[C@@H](NC(=O)COCCOCCOCCOCCOCCOCCN=[N+]=[N-])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

405 SMILES [N-]=[N+]=NCCOCCOCCOC1=CC=C2C(=O)N(C3CCC(=O)NC3=O)C(=O)C2=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

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

Product Name Thalidomide-O-acetamido-PEG3-C2-amine HCl Synonyms Thalidomide-4'-O-acetamido-PEG3-C2-amine HCl CAS Number 2245697-84-9 Related CAS 1957236-20-2 (free base) Molecular Formula C23H31ClN4O9 Molecular Weight 542

(S,R,S)-AHPC-CO-C5-OH Size:100mg 94 SMILES CC1=C(SC=N1)C1=CC=C(CNC(=O)[C@@H]2C[C@@H](O)CN2C(=O)[C@@H](NC(=O)COCCOCCOCCOCCOCCOCCN=[N+]=[N-])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 (S,R,S) AHPC CO C5 OH Synonyms CAS Number n a Related CAS Molecular Formula C28H40N4O5S Molecular Weight 544. 71 SMILES CC1=C(SC=N1)C1=CC=C(CNC(=O)[C@@H]2C[C@@H](O)CN2C(=O)[C@@H](NC(=O)CCCCCO)C(C)(C)C)C=C1 Purity (HPLC) >=