O

Omeprazole

IUPAC: 6-methoxy-2-[(4-methoxy-3,5-dimethyl-2-pyridinyl)methylsulfinyl]-1H-benzimidazole

C17H19N3O3S Organic Compounds CAS 73590-58-6
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Quick Reference
Formula / NotationC17H19N3O3S
CAS Number73590-58-6
Molecular Weight345.4
Melting Point156 °C
Solubility0.5 mg/mL
AppearanceSolid
Also Known As6-methoxy-2-[(4-methoxy-3,5-dimethyl-2-pyridinyl)methylsulfinyl]-1H-benzimidazole; Prilosec; RefChem:929978; 73590-58-6; Losec; Antra; Omeprazon; Audazol; Omepral; Omapren
CategoryOrganic Compounds

What is Omeprazole?

6-methoxy-2-[(4-methoxy-3,5-dimethyl-2-pyridinyl)methylsulfinyl]-1H-benzimidazole is a sulfoxide and a member of benzimidazoles.

Formula & Notation

C17H19N3O3S

IUPAC Name: 6-methoxy-2-[(4-methoxy-3,5-dimethyl-2-pyridinyl)methylsulfinyl]-1H-benzimidazole

Other Names / Synonyms: 6-methoxy-2-[(4-methoxy-3,5-dimethyl-2-pyridinyl)methylsulfinyl]-1H-benzimidazole; Prilosec; RefChem:929978; 73590-58-6; Losec; Antra; Omeprazon; Audazol; Omepral; Omapren

Properties & Characteristics

Appearance: Solid. Molecular formula: C17H19N3O3S. Molecular weight: 345.4 g/mol. Melting point: 156 °C. Solubility: 0.5 mg/mL. LogP: 2.2.

Physical Data

PropertyValue
Melting Point156 °C
Molecular Weight345.4
Solubility0.5 mg/mL
AppearanceSolid

Uses & Applications

Used as an industrial feedstock, solvent, pharmaceutical intermediate, flavoring agent, or chemical building block.

Safety Information

Flammable or irritant. Many organic compounds are flammable liquids or vapours. Keep away from ignition sources. Consult SDS for specific hazard data.

Always consult the SDS/MSDS before handling any chemical. This information is for educational purposes only.

Key Facts

Term Omeprazole
Formula C17H19N3O3S
CAS Number 73590-58-6
Molecular Weight 345.4
Synonyms 6-methoxy-2-[(4-methoxy-3,5-dimethyl-2-pyridinyl)methylsulfinyl]-1H-benzimidazole; Prilosec; RefChem:929978; 73590-58-6; Losec; Antra; Omeprazon; Audazol; Omepral; Omapren

Frequently Asked Questions

6-methoxy-2-[(4-methoxy-3,5-dimethyl-2-pyridinyl)methylsulfinyl]-1H-benzimidazole is a sulfoxide and a member of benzimidazoles.

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Editorial standards: Chemical data is sourced from peer-reviewed literature, CAS Registry, NIST WebBook, and PubChem. Safety information reflects guidance from OSHA, ECHA, and IAEA. For educational purposes only — always consult official SDS documentation and qualified professionals before handling chemicals.