Product information
5-Methoxy-2-mercaptobenzimidazole
- CAS No.
- 37052-78-1
- Formula
- C₈H₈N₂OS
- Molecular weight
- 180.22 g/mol
Capot supports the scale-up of 5-Methoxy-2-mercaptobenzimidazole from kilogram quantities to commercial supply, together with process optimization and quality control based on customer specifications.

Product overview
5-Methoxy-2-mercaptobenzimidazole carries a methoxy group at position 5 and a sulfur-bearing group at position 2. It is a documented intermediate in the synthesis of the proton-pump inhibitors omeprazole and esomeprazole.
Application areas
Depending on the synthesis route and project requirements, this product may also be suitable for other related organic synthesis applications.
Potential uses
- Potential sulfur-containing building block for thioether formation via reactions at the thiol group.
Typical specifications
| Item | Typical specification |
|---|---|
| Purity | NLT 98% |
Specific quality parameters can be confirmed based on project and application requirements. The final product specifications are those agreed upon by both parties.
Production & quality support
Quality support
- Process development, optimization and scale-up
- Analytical testing and quality control
- Batch documentation and technical information support
Scale & supply
- Commercial manufacturing and supply capabilities from kilogram to ton scale
- Assessment of customer specifications and quality requirements
- Long-term reliable supply support
Supply scale:Kilogram scale
Available documents
- Product specification (SPEC)
- Safety data sheet (SDS)
- Certificate of analysis (COA)
- Route of synthesis (ROS)
- Method of analysis (MOA)
- Analytical data
- Regulatory and quality declarations
Related documents may be evaluated and provided based on the product, project stage, progress of cooperation, and confidentiality requirements.
Website information is for reference only. For product specifications and related materials, please refer to the final official documents confirmed by our company.
Custom requirements
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