Crossword-Solution: POLYHYDRIC
We have 1 clue for the answer “POLYHYDRIC”
| Clue | Answers |
|---|---|
| having several hydroxyl groups | 1 answer |
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Section of a curve
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A
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R
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C
Hint 1 meaning
The apparent arc described, above or below the horizon, by the
sun or other celestial body. The diurnal arc is described during the
daytime, the nocturnal arc during the night.
Hint 2 anagram
CRA
Hint 3 another clue
AID WHEN GOING TO COURT
13 +2
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Sentences with POLYHYDRIC (5)
The experience gained by the methyl glucosides makes it exceedingly probable that the simpler polyhydric alcohols also are suitable substances to employ in these syntheses; as a matter of fact, glycerol has been condensed with gallic acid.
Amongst polyhydric alcohols, the behaviour of the methyl ester of catechol, _guaiacol_ was investigated.
Relatively to the possibilities of forming condensation products possessing tannoid properties, the following may be stated:-- All mono- and polyhydric phenols may be converted into true tanning matters by either condensing them as such, or after their conversion into the corresponding sulphonic acids, by substances capable of eliminating the elements of water.
Dextrose, maltose, milk sugar, galactose, and the polyhydric alcohols give, if anything, only insignificant colours, and these only after long standing.
These are the pentoses, C_{5}H_{10}O_{5}, and their condensation products, the pentosans (C_{5}H_{8}O_{4})_n_, and their methyl derivatives, C_{6}H_{12}O_{5}; certain polyhydric alcohols having the formula C_{6}H_{8}(OH)_{6}; pectose and its derivatives, pectin and pectic acid; and lignose substances of complex composition.