List of intermediates used in the synthesis of Rabeprazole, Lansoprazole, and Pantoprazole:
*Rabeprazole Intermediates:*
1. 2-[[[4-(3-Methoxypropoxy)-3-methyl-2-pyridinyl]methyl]sulfinyl]-1H-benzimidazole (CAS: 117976-89-5)
2. 4-(3-Methoxypropoxy)-3-methyl-2-pyridinecarboxaldehyde (CAS: 117976-86-2)
3. 2-[[[4-(3-Methoxypropoxy)-3-methyl-2-pyridinyl]methyl]thio]-1H-benzimidazole (CAS: 117976-88-4)
*Lansoprazole Intermediates:*