Description

2-[(4-Methoxy-5-Methoxycarbonyl-3-Methyl-2-Pyridinyl)-Methylsulfinyl]-5-Methoxybenzimidazole CAS NO 120003-83-0 is a high-purity, advanced pharmaceutical intermediate with a complex heterocyclic structure. This compound is critical for ensuring the quality and efficacy of final active pharmaceutical ingredients (APIs) in specific therapeutic areas. It is primarily required by research institutions and manufacturers engaged in the development and synthesis of novel drug candidates.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of complex drug molecules, particularly in proprietary research pipelines.
• Active Pharmaceutical Ingredient (API) Research: Serves as a precursor or a core structural component in the development of new APIs.
• Contract Research & Manufacturing (CRAM): Supplied to CROs and CDMOs for custom synthesis and process development projects.
• Chemical Reference Standard: Used as a high-purity standard for analytical method development, validation, and quality control testing.
• Academic & Industrial R&D: Facilitates medicinal chemistry research and structure-activity relationship (SAR) studies.

Basic Information

Product Name	2-[(4-Methoxy-5-Methoxycarbonyl-3-Methyl-2-Pyridinyl)-Methylsulfinyl]-5-Methoxybenzimidazole
CAS No.	120003-83-0
Molecular Formula	C19H19N3O6S
Molecular Weight	417.44 g/mol
Synonyms	5-Methoxy-2-[[(4-methoxy-3-methyl-5-pyridinyl)carbonyl]methyl]sulfinyl]-1H-benzimidazole; 2-[(4-Methoxy-5-Methoxycarbonyl-3-Methyl-2-Pyridinyl)Methylsulfinyl]-5-Methoxy-1H-benzimidazole; Related to Omeprazole sulfide/ester derivative; Complex benzimidazole-pyridine intermediate
EINECS	Contact for details

Quality Control

Our 2-[(4-Methoxy-5-Methoxycarbonyl-3-Methyl-2-Pyridinyl)-Methylsulfinyl]-5-Methoxybenzimidazole is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the stringent requirements for pharmaceutical R&D. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (typically 15-25°C). The product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Any single unknown impurity	≤ 0.5%
Residual Solvents (GC)	Complies with ICH Q3C guidelines
Loss on Drying	≤ 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.