benzoin उदाहरण वाक्य

Benzoin Siam is obtained from " Styrax tonkinensis ", found across Thailand, Laos, Cambodia, and Vietnam.
Benzoin resin, used in herbal medicine and perfumes, is extracted from the bark of " Styrax " species.
Acyl silanes are less electrophilic than the corresponding aldehydes, preventing typical benzoin-type byproducts often observed in the Stetter reaction.
Most benzoin is used in Arab States of the Persian Gulf and India, where it is burned on charcoal as an incense.
In perfumery, benzoin is used as a fixative, slowing the dispersion of essential oils and other fragrance materials into the air.

It is derived from the resin of the benzoin tree, a plant that grows in China and South-east Asian countries.
The third type is called foot benzoin, and is obtained by splitting the tree and scraping the wood of the trunk and roots.
The benzoin condensation is in effect a dimerization and not a condensation because a small molecule like water is not released in this reaction.
It can be applied to minor cuts as a styptic and antiseptic ( an effect of both the benzoin and its alcohol solvent ).
In this way it is possible to synthesise mixed benzoins, i . e . products with different groups on each half of the product.