Crossword-Solution: COUMARIN
Dictionary
| Word | Word Type | Definition |
|---|---|---|
| Coumarin | n. | The concrete essence of the tonka bean, the fruit of Dipterix (formerly Coumarouna) odorata and consisting essentially of coumarin proper, which is a white crystalline substance, C9H6O2, of vanilla-like odor, regarded as an anhydride of coumaric acid, and used in flavoring. Coumarin in also made artificially. |
We have 6 clues for the answer “COUMARIN”
| Clue | Answers |
|---|---|
| CRYSTALLINE substance found in woodruff | 1 answer |
| TONKA bean perfume | 1 answer |
| TONKA bean, crystalline substance found in | 1 answer |
| VANILLA substance | 1 answer |
| WOODRUFF, crystalline substance found in | 1 answer |
| PERFUMERY, substance used in | 45 answers |
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Kind of apple
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Hint 1 meaning
One who, or that which, eats.
Hint 2 anagram
TEERA
Hint 3 another clue
greedy person
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Sentences with COUMARIN (5)
Those not included are as follows:--Amyl-nitrate and nitrite, methylene-di-methyl ether, ethidene-diethyl ether, amyl-chloracetate, nitro-benzene and di-nitro-benzene, coumarin, camphor, glacial acetic acid, and mono-, di-, and tri-acetin.
The flowers contain "coumarin," and their volatile pollen impregnates the atmosphere in early summer.
Ortho-coumaric acid (o-oxycinnamic acid) is obtained from coumarin as shown above, or by boiling coumarin for some time with sodium ethylate.
The homologues of coumarin may be obtained by the action of sulphuric acid on phenol and the higher fatty acids (propionic, butyric and isovaleric anhydrides), substitution taking place at the carbon atom in the [alpha] position to the -CO- group, whilst by the condensation of acetoacetic ester and phenols with sulphuric acid the [beta] substituted coumarins are obtained.
The structural formulae of coumarin and the related substances are: CH / \_CH:CH·CO2H / \ / \\CH / \ /CH2·CH2·CO2H | | | | | | | | |_ | | | | | \ / OH \ / \ / CO \ / \OH O Orthocoumaric Coumarin.