What is 4-Phenylbutyric Acid?
2025-09-15
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1. Basic Information
4-Phenylbutyric acid (synonym: 4-Phenylbutanoic acid) is an important aromatic carboxylic acid and organic synthesis intermediate. Its CAS Registry Number is 1821-12-1, EINECS number is 217-341-8, molecular formula is C₁₀H₁₂O₂, and molecular weight is 164.20. It has broad application potential in pharmaceuticals, fine chemicals and other fields.
2. Physicochemical Properties
• Appearance: Off-white powder
• Melting point: 49-52 ºC
• Boiling point: 165 ºC (10 mmHg)
• Flash point: >110 ºC
• Water solubility: 5.3 g/L at 40 ºC
3. Quality Standards
4-Phenylbutyric acid (synonym: 4-Phenylbutanoic acid) is an important aromatic carboxylic acid and organic synthesis intermediate. Its CAS Registry Number is 1821-12-1, EINECS number is 217-341-8, molecular formula is C₁₀H₁₂O₂, and molecular weight is 164.20. It has broad application potential in pharmaceuticals, fine chemicals and other fields.
2. Physicochemical Properties
• Appearance: Off-white powder
• Melting point: 49-52 ºC
• Boiling point: 165 ºC (10 mmHg)
• Flash point: >110 ºC
• Water solubility: 5.3 g/L at 40 ºC
3. Quality Standards
| Tests | Specification |
| Characteristics | Off white powder |
| Assay | ≥ 98.5% |
Samreal is a reliable supplier of 4-Phenylbutyric acid (CAS No.: 1821-12-1, synonym: 4-Phenylbutanoic acid) with assay ≥ 98.5%. Our products meet strict quality standards and are available for bulk and sample orders. Welcome to contact us for purchase inquiries and detailed specifications!
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