| ≥1 piece |
BS Factor;Ligustrazine;Pyrazine,tetramethyl-;Tetramethylpyrazin;tetramethyl-pyrazin;2,3,5,6-TETRAMETHYLPYRAZINE;2,3,5,6-TETRAMETHYLPYRAZINES;2,3,5,6-TETRAMETHYL-1,4-PYRAZINE
Formula: C8H12N2
Molecular Weight: 136.20
CAS NO. :1124-11-4
FEMA NO:. 3237
Appearance: white crystal or powder
Aroma Description: Light sweet chocolate, baking, coffee, nuts like aroma.
Melting point :183-189 ℉ (84-87 ℃)
Flash Point:> 392 ℉ (200 ℃)
GLC content (%): ≥ 98
Uses: Can be used for chocolate, coffee, soy Fragrances.
Packing: 1kg/5kg
Storage conditions: Store in an airtight container in a cool, dry, well-ventilated place
Chemical Property: White crystal or powder. Having the aroma of beef and pork fat during heating and the fermented soybean flavor, diluted to 20mg/kg with milk chocolate flavor. Boiling point is 190 ℃, the temperature of 84 ～ 86 ℃. Soluble in ethanol, the majority of non - volatile oil and propylene glycol, slightly soluble in water.
Natural products found in guava, Roast Beef, cocoa, Coffee, shrimp, etc..
Useage:1.GB 2760 - 1996: allows the use of edible spices. Mainly used for the preparation of Meat and cocoa, peanuts, nuts, Coffee, chocolate flavor.
2.For pharmaceutical production.
3.Use as a flavoring agent, alcohol sweet enhancer, cigarette flavoring agent and supplement
Method of product: The methyl ethyl ketone and ethyl nitrite formation of butyl ketone condensation of two single oxime, after reduction, cyclization and methyl methyl pyrazine. Cyclization reaction product is water vapor distillation, the distillate cooling, crystallization, filtration, four methylpyrazine crude. When refining the water of crystallization and activated charcoal decoloration. The preparation of its hydrochloride, which can be used in acetone ethanol solution containing 15%-20% drops with hydrogen chloride salt.
Price:USD 80/KG