tert-butyl 4-(piperidin-4-yl)piperazine-1-carboxylate linker 357 SMILES OCCCCC1=CC=C2C(=O)N(CC2=C1)C1CCC(=O)NC1=O Purity (HPLC)

357 SMILES OCCCCC1=CC=C2C(=O)N(CC2=C1)C1CCC(=O)NC1=O 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

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

342 SMILES [N-]=[N+]=NCCCNC1=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

Product Name Thalidomide-O-acetamido-PEG4-C2-amine HCl Synonyms Thalidomide-4'-O-acetamido-PEG4-C2-amine HCl CAS Number 2245697-85-0 Related CAS 1957236-22-4 (free base) Molecular Formula C25H35ClN4O10 Molecular Weight 587

933 SMILES CC(C)(C)OC(=O)CN1CCN(CC(=O)NCCOCCOCCN=[N+]=[N-])CCN(CC(=O)OC(C)(C)C)CCN(CC(=O)OC(C)(C)C)CC1 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

tert-butyl 4-(piperidin-4-yl)piperazine-1-carboxylate linker 357 SMILES OCCCCC1=CC=C2C(=O)N(CC2=C1)C1CCC(=O)NC1=O Purity (HPLC)Nitrogen Heterocycle Based Linker (NHBL). Binfunctional amine amine linker. Product Name tert butyl 4 (piperidin 4 yl)piperazine 1 carboxylate Synonyms CAS Number 205059 24 1 Related CAS Molecular Formula C14H27N3O2 Molecular Weight 269. 389 SMILES CC(C)(C)OC(=O)N1CCN(CC1)C1CCNCC1 Purity (HPLC) >= 95% Shipping Conditions Room temperature Storage Conditions Refrigerated Shelf Life 12 months after the date of delivery Regulatory Statement For Research