Vanillin, CAS No. 121-33-5

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121-33-5

Catalog No. EBD162138

CAS 121-33-5

Name Vanillin

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Basic Information

Synonyms: Vanillin Vanilline Vanilin Vanillinnatural 2-Methoxy-4-formylphenol 3-Methoxy-4-hydroxybenzaldehyde 4-Formyl-2-methoxyphenol 4-Hydroxy-3-methoxy-benzaldehyde Vanillaldehyde 4-Hydroxy-3-methoxybenzaldehyde zimco lioxin vanilla vanillian p-vanillin vanillinum vanillin(nf) vanillinfcc4 vanillinnat.

Molecular Formula: C8H8O3

Molecular Weight: 152.15

MDL Number: MFCD00006942

Categories: Functional Chemicals > Food Additives and Ingredients > Food Flavors and Fragrances Functional Chemicals > Cosmetics and Synthetic Ingredients > Cosmetic-grade Fragrances Synthetic Chemistry > Organic Building Blocks > Aldehydes and Ketones

Product Description:

Vanillin is an organic compound with the molecular formula C8H8O3. It is a white to slightly yellow crystalline powder and is the primary chemical component responsible for the characteristic flavor and aroma of vanilla. Structurally, it is a phenolic aldehyde, containing aldehyde, hydroxyl, and ether functional groups. Its most significant application is as a flavoring agent in the food and beverage industry, widely used in products such as ice cream, chocolate, baked goods, and confectionery. It is also extensively employed in the fragrance industry for perfumes, cosmetics, and personal care products to impart a sweet, creamy scent. Furthermore, vanillin serves as a key intermediate in the synthesis of various pharmaceuticals (e.g., L-DOPA, trimethoprim) and fine chemicals. Beyond its flavor and fragrance roles, vanillin exhibits antioxidant and antimicrobial properties. It is produced both by extraction from natural vanilla pods and through synthetic processes from lignin or guaiacol. As a versatile building block, it is used in organic synthesis for the preparation of more complex molecules.

Physical Properties

Melting Point: 81-83 °C(lit.)

Boiling Point: 170 °C/15 mmHg(lit.)

Flash Point: 153 °C

Density: 5.3 (vs air)

Solubility: methanol: 0.1 g/mL, clear

Analytical Data

Appearance: White or very slightly yellow needles