Definition of Piperonal

1. n. A white crystalline substance obtained by oxidation of piperic acid, and regarded as a complex aldehyde.



Definition of Piperonal

1. Noun. A white crystalline powder with a floral odour, used in perfume ¹

2. Noun. (chemistry) The methylene ether of 3,4 dihydroxy benzaldehyde; having a melting point of 37°C and boiling point of 263°C ¹

¹ Source: wiktionary.com

Definition of Piperonal

1. [n -S]

Medical Definition of Piperonal

1. A white crystalline substance obtained by oxidation of piperic acid, and regarded as a complex aldehyde. Source: Websters Dictionary (01 Mar 1998)

Piperonal Pictures

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Lexicographical Neighbors of Piperonal

piperidges
piperidine
piperidinedione
piperidinediones
piperidines
piperidinyl
piperidolate hydrochloride
piperidone
piperidones
piperidylthiambutene
piperin
piperine
piperines
piperocaine
piperocaine hydrochloride
piperonal (current term)
piperonals
piperonyl butoxide
piperonylpiperazine
piperoxan
piperoxan hydrochloride
pipers
piperylene
piperylenes
pipes
pipes down
pipes of Pan
pipesful
pipesmoke
pipesmoker

Literary usage of Piperonal

Below you will find example usage of this term as found in modern and/or classical literature:

1. A Text-book of Organic Chemistry by Arnold Frederik. Holleman (1920)
"piperonal melts at 37°, and boils at 263°; its odour exactly resembles that of ... In presence of caustic soda, piperonal condenses with acetaldehyde to ..."

2. Neues Handwörterbuch der Chemie by Karl Hell, Carl Haussermann (1890)
"Das erhaltene Destillat, in verschiedener Portion aufgefangen, wirrt alsdann an einem kühlen Orte stehen gelassen, wobei »ich das piperonal in schonen ..."

3. A Textbook of Organic Chemistry by Joseph Scudder Chamberlain (1921)
"On oxidation the side chain breaks at the double bond, as has been explained, and yields an aldehyde which is piperonal. (4) CH C6H3— CH = CH— CH = CH— COOH ..."

4. Allen's Commercial Organic Analysis: A Treatise on the Properties, Modes of by Alfred Henry Allen (1910)
"piperonal crystallises in large lustrous prisms or thin plates, mp 37°. ... piperonal is very sparingly soluble in cold water, but more readily in hot, ..."

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