Flavors and Fragrances

Ethyl formate is a formate ester resulting from the formal condensation of formic acid with ethanol. It has a role as a fumigant and a plant metabolite. It is a formate ester and an ethyl ester.

The product is an organic synthetic intermediate. The pharmaceutical industry is used to synthesize the drug methyldopa, and also to produce the veterinary drug sulfanilamide synergist Dijunjing. 02% (by weight) of this veterinary drug was added into the feed to enhance the efficiency of iodamine added in the feed, which was used to control poultry bacterial infection.

Indole exists in feces, coal tar, jasmine oil and Neroli oil. It is colorless, lobular or plate-shaped crystal. It has strong fecal odor. The pure product has fresh flower odor after dilution. It is soluble in hot water, benzene and petroleum. It is easily soluble in ethanol, ether and methanol. It can volatilize with water vapor. It turns red when placed in air or visible light, and resinifies. It is weakly acidic and forms salt with alkali metals, It is resinified or polymerized with acid. The highly diluted solution has jasmine fragrance and can be used as perfume. Indole is an important organic raw material and fine chemical product. Its homologues and derivatives widely exist in nature, mainly in natural flower oil, such as jasmine, sweet orange, white lemon, pomelo peel, orange, bitter orange, Narcissus, vanilla, etc. It can be widely used in jasmine, Syringa, orange blossom, gardenia, honeysuckle, lotus, Narcissus, Yilan, orchid, and prune. It is often used in combination with methyl indole to make artificial civet flavors. It can be used in chocolate, raspberry, strawberry, bitter orange, coffee, nuts, cheese, grape and fruit flavor compound.

2,5-Dimethylpyrazine is a colorless to yellowish liquid with pungent aroma of fried peanut, chocolate and cream. It has the taste of potato and soil, and is miscible in water and organic solvents. Natural products are found in bulbous kale, pork, rum, cocoa, coffee, potato chips, river shrimp, etc. The product has pungent smell of fried flowers, chocolate and cream. It is a kind of perfume permitted by gb-2760-86. It is mainly used for the preparation of flavors such as cocoa, coffee, meat, nuts and potatoes. It can also be used in dyestuff and pharmaceutical industry.

1. Secondary octanol phthalate ester is prepared by the reaction of secondary octanol and phthalic anhydride. It is a common plasticizer for polyvinyl chloride. It is also used in synthetic fiber oil and defoamer. 2. It is used to synthesize surfactant, coal mine flotation agent and pesticide emulsifier raw materials. 3. Used as a solvent, such as a solvent for grease and wax. 4. As a pharmaceutical raw material, it is used to synthesize the synthetic raw material of gerazosin.