Vanillin Powder Vanilla Fragrance Pure Compound for Synthesis - 1000g

Vanillin Powder (Vanilla Fragrance)
Other Names: 4-Hydroxy-3-methoxybenzaldehyde
Chemical Formula: C₈H₈O₃
Molar Mass: 152.15 g/mol
CAS Number: 121-33-5
Appearance: White to slightly off-white crystalline powder
Odor: Characteristic vanilla-like aroma

Vanillin is an aromatic aldehyde and the primary component of the vanilla bean's characteristic scent. It is widely used as an intermediate in organic synthesis, especially in the development of fine chemicals, functionalized aromatics, and as a reference compound in analytical chemistry.

Chemical and Physical Properties

• Melting Point: 81–83 °C

• Boiling Point: 285 °C

• Density: ~1.06 g/cm³

• Solubility in Water: ~10 g/L at 25°C

• Solubility in Other Solvents: Soluble in ethanol, diethyl ether, chloroform, and acetone

• pKa: ~7.4 (phenolic OH group)

• Stability: Stable under standard conditions, may oxidize in air/light over time

Applications

Chemical Synthesis

• Used as a building block in the synthesis of pharmaceuticals, agrochemicals, and functional aromatic compounds.

Analytical Chemistry

• Applied as a reference standard in chromatographic techniques (e.g., HPLC, TLC) and as a derivatization agent.

Fragrance and Fine Chemicals

• Intermediate for laboratory preparation of synthetic fragrance analogs and aldehyde-modified compounds.

Material Science

• Investigated in polymer and resin systems for functional modification.

Safety

Signal Word: Warning

Hazard Statements:

• H319: Causes serious eye irritation

• H335: May cause respiratory irritation

• EUH066: Repeated exposure may cause skin dryness or cracking

Precautionary Statements:

• P261: Avoid breathing dust

• P280: Wear protective gloves and eye protection

• P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing

• P337+P313: If eye irritation persists: Get medical advice/attention

Handling and Storage

• Handling: Avoid generation of dust. Use local exhaust ventilation. Wear appropriate PPE.

• Storage: Store in a dry, cool, well-ventilated place in tightly sealed containers. Protect from light and heat.

• Incompatibilities: Strong oxidizing agents, strong bases.

Environmental Considerations

While vanillin is biodegradable, large-scale disposal into waterways should be avoided. Follow standard chemical waste procedures.