1,2-Butanedithiol (CAS No. 16128-68-0) is a high-purity synthetic flavor chemical widely used in savory and roasted flavor compositions. As a key aroma compound in the savory flavor family, 1,2-Butanedithiol contributes distinctive roasted, meaty, or sulfuric notes that food scientists and flavorists rely on to create authentic savory profiles in processed foods, snacks, seasonings, and ready-to-eat meals.
What Is 1,2-Butanedithiol?
1,2-Butanedithiol is a synthetic aroma chemical with the CAS registry number 16128-68-0. It belongs to the savory and roasted flavor category, which encompasses sulfur-containing compounds, pyrazines, pyridines, and other heterocyclic molecules that deliver the characteristic aromas of cooked meats, roasted nuts, baked goods, and savory snacks. Flavorists value 1,2-Butanedithiol for its ability to add depth, complexity, and authenticity to savory flavor systems.
Key Flavor Characteristics
- Chemical identity: CAS No. 16128-68-0, with defined molecular structure and verified purity
- Aroma profile: Contributes savory, roasted, or sulfurous notes depending on concentration and matrix
- Solubility: Compatible with common flavor solvents including propylene glycol and ethanol
- Stability: Stable under typical food processing conditions including heat treatment
- Regulatory status: Listed under FEMA GRAS and EU Flavor Regulation 1334/2008 (verify per CAS)
Applications in Food and Flavor Industry
1,2-Butanedithiol finds extensive use across multiple food categories where savory and roasted flavors are desired:
- Meat and poultry flavors: Enhances the authentic roasted character in beef, chicken, and pork flavor compositions
- Savory snacks: Contributes to the savory coating flavors used in chips, crackers, and extruded snacks
- Seasonings and spices: Adds depth to dry seasoning blends for instant noodles and convenience foods
- Ready meals: Improves the flavor authenticity of microwave and frozen ready-to-eat meals
- Baked goods: Contributes to the roasted crust notes in bread, crackers, and savory pastries
Why Source 1,2-Butanedithiol from Taima Bio?
Taima Bio supplies 1,2-Butanedithiol with full technical documentation to support your formulation and regulatory needs:
- Certificate of Analysis (COA): Each batch comes with verified identity, purity, and key specifications
- Technical Data Sheet (TDS): Detailed physical and chemical properties for formulation guidance
- Material Safety Data Sheet (MSDS): Complete safety and handling documentation
- Consistent quality: Batch-to-batch consistency ensured through GMP-aligned manufacturing
- Flexible quantities: Available from 1 kg evaluation samples to 25 kg commercial packaging
- Global supply: Reliable international logistics with consistent lead times
Formulation Tips for 1,2-Butanedithiol
When working with 1,2-Butanedithiol in savory flavor formulations, consider the following best practices:
- Start low: Savory aroma chemicals are potent. Begin with 0.1-1 ppm in the finished product and adjust based on sensory evaluation.
- Build complexity: Combine 1,2-Butanedithiol with other savory compounds like pyrazines and furans for layered, authentic flavor profiles.
- Consider the matrix: Fat content, pH, and processing temperature all affect flavor release. Test in the actual product matrix.
- Document everything: Track dosage, source batch, and sensory results for reproducibility and regulatory compliance.
Request a Sample or Quote
Ready to evaluate 1,2-Butanedithiol for your savory flavor formulation? Contact Taima Bio today for pricing, samples, and technical documentation. Our flavor ingredient specialists respond within one business day with full COA, TDS, and MSDS documentation.