AcetylSalicylic Acid ( Aspirin ),99%,500 gm (for synthesis)

A white to off-white crystalline powder with high purity, ideal for laboratory synthesis, pharmaceutical formulation, and analytical chemistry. Soluble in ethanol and organic solvents, this compound is widely used in esterification, hydrolysis studies, and as a standard in quality control

Features

Chemical Name: Acetylsalicylic Acid - Synonyms: Aspirin, 2-Acetoxybenzoic acid - CAS Number: 50-78-2 - Molecular Formula: C?H?O? - Molecular Weight: 180.16 g/mol - Purity: ?99% - Appearance: White to off-white crystalline powder - Melting Point: 133–140°C - Density: ~1.4 g/cm³ - Flash Point: ~250°C - Solubility: - Soluble in ethanol (80 mg/mL) - Soluble in DMSO (41 mg/mL) - Slightly soluble in PBS (2.7 mg/mL) - pKa: ~3.5 (carboxylic acid group)