Molecular formula: C₄H₁₀O₂
Structural formula: 

Molecular weight: 90.12
Appearance: Colorless transparent liquid
Purity: ≥99.0%
Maximum impurity: ≤0.5%
Water content: ≤0.5%
Properties: This product is a colorless transparent liquid.
Application: Pharmaceutical (such as rabeprazole) intermediate.
Packaging: 40 kilograms iron drums or as per user requirements.