Description

Vanillinerythro-Andthreo-Butan-2,3-Diolacetal is a specialized chiral acetal derivative of vanillin, offering unique stereochemical properties. This compound is valued for its role as a versatile flavor and fragrance intermediate, providing nuanced aromatic characteristics. It is primarily sought by manufacturers in the flavor & fragrance (F&F), fine chemical synthesis, and pharmaceutical research sectors for creating complex organoleptic profiles and chiral building blocks.

Application

• Flavor & Fragrance Ingredient: Used as a key intermediate in the synthesis of sophisticated vanilla, creamy, and sweet aromatic compounds.
• Chiral Auxiliary/Synthon: Employed in asymmetric synthesis and pharmaceutical research due to its defined erythro and threo stereochemistry.
• Fine Chemical Production: Serves as a precursor for high-value specialty chemicals, including advanced aroma chemicals and functional materials.
• Food Flavoring Additive: Incorporated into flavor formulations for confectionery, dairy products, and beverages where a natural, rich vanilla note is desired.
• Perfumery: Used in the creation of complex perfume accords, adding depth and warm, balsamic nuances to fragrance compositions.
• Research & Development: Utilized in academic and industrial R&D for studying acetal chemistry, stereoselective reactions, and new sensory molecules.

Basic Information

Product Name	Vanillinerythro-Andthreo-Butan-2,3-Diolacetal
CAS No.	63253-24-7
Molecular Formula	C₁₃H₁₈O₅
Molecular Weight	254.28 g/mol
Synonyms	Vanillin Butanediol Acetal; 4-Hydroxy-3-methoxybenzaldehyde 2,3-Butanediol Acetal; Vanillin Erythro/Threo Acetal; Vanillyl Butanediol Acetal; 1,4-Dioxaspiro[4.5]decane-8-carboxaldehyde, 7-methoxy-; (Erythro/Threo)-Vanillin 2,3-Butanediol Acetal; Flavor & Fragrance Intermediate FEMA (if applicable).
EINECS	Contact for details

Quality Control

Our Vanillinerythro-Andthreo-Butan-2,3-Diolacetal is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity assessment, to ensure it meets the high standards required for flavor, fragrance, and fine chemical applications. A Certificate of Analysis (COA) detailing identity, purity, and stereoisomer ratio is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from heat sources and incompatible materials. This material is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Erythro/Threo Ratio (GC/HPLC)	As per customer requirement
Melting Point	Specified range
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.