"At Blue Eye Bio
, we understand that a high-purity API begins with a reliable starting material. 2-Ethoxybenzoic acid (CAS 134-11-2) is a critical early intermediate utilized as the fundamental structural unit for various pharmaceutical compounds, most notably in the synthesis of PDE5 inhibitors. Governed by our British technical standards, we ensure this building block meets the rigorous requirements for large-scale industrial manufacturing."
Items | Specification Standard | Analysis Method |
Product Name | 2-Ethoxybenzoic acid | -- |
CAS Number | 134-11-2 | -- |
Molecular Formula | C9H10O3 | Theoretical |
Assay (Purity) | ≥ 99.0% | GC / HPLC Verified |
Appearance | Colorless to pale yellow liquid/solid | Visual |
Melting Point | 18°C - 21°C | Capillary |
Moisture Content | ≤ 0.5% | Karl Fischer |
Primary Synthesis Block: It provides the aromatic core for the sildenafil molecular scaffold.
Upstream Sourcing Mastery: Unlike traders who buy from resellers, Blue Eye Bio manages a Strategic Supply Chain Alliance with the world's most efficient benzoic acid derivative production hubs. This ensures you receive first-hand pricing on bulk orders.
Sales Level: Extremely High (Stable Demand). As a common upstream raw material for drugs such as sildenafil and vardenafil, its global trade volume is enormous.
Common Specifications:
98% Industrial Grade: Extremely competitive price, suitable for extensive production.
99% Pharmaceutical Initial Grade: Blue Eye Bio's flagship specification. This high purity significantly reduces the difficulty of subsequent API purification, making it the first choice for pharmaceutical companies.
Packaging: 25kg/fluorinated bottle or 200kg/galvanized drum
Ready for the next step? View our [Sildenafil Intermediate 2] (CAS 194602-25-0).
Q: Why is the moisture content of 2-Ethoxybenzoic acid critical for synthesis?










