Crystalline Furan Compound Storage Ptable Chemically Readive

5 - P O S I T I O N ΛΛΑΥ BE READILY SUBSTITUTED NOTE CONJUGATED I DOUBLE BONDS | HC 5 CARBOXYL GROUP, REACTIVE HETEROCYCLIC RING CONTAINING OXYGEN zîflQ^V îs a newly -announced material that introduces a lùirari nucleus in a notably storage stable form, yet tli^arboxyl group undergoes csterifi- cation smoothly and a variety of other reactions -are equally successful. Substitution occurs readily in the 5-position. The conjugated double bonds and oxygen- containing- ring ρχ-csiTLt possibilities for other potential ly interesting reactions. Furoic Acid can he nitrated or sulfonated directly without appreciable decomposition. Furoyl Chloride, an important intermediate, may be made by treating the acid with phosphorus pcntachloride, thionyl chloride or phosgene. Uses are in their· infancy. A very few have been uncovered. The literature mentions its use to enhance the gloss and drying qualities of paints and as a bactericide and preservative. A. hair rinsing preparation, anti-scorch additive in rubber, and intermediate in preparation of esters are other uses which arc reported. The esters are useful in perfumery and are claimed to have a strong repellent effect toward flics. TYPICAL PROPERTIES Acidity, as Furoic Acid 99% Ash 0.5% Moisture 0.5% Melting Point I 28-1 29 = C. Color White to light cream SOLUBILITY It is very soluble in hot water, soluble in alcohol, sparingly solubla in cold water, and insoluble in parafFinic hydrocarbons. The ionization constant is reported as 7.1 χ 1 0" ; at 25 C. AVAILABILITY Furoic Acid is available at present in limited quantities for research and development. Increased production is contemplated. Let us help you evaluate Furoic Acid. Write for Typical Re- action Chart No. 3 which pertains to this -acid. The chart is available in 2 sizes: H l / 2 " χ 11" file size and IS" χ 24" wall size. Bulletin 101 describing- Furoic Acid in greater detail and samples are available by request on your Company lettcrliead. If you have specific questions, ask us. We invite you to visit us while in Chicago. Let us tell you what Furfural and its derivatives have done for others and help evaluate the possibilities for your use. FUROIC Am </ ^ *~ If " -•* ,·'Γ*> î-sc"'^'tf^*^- N «· - "~ Γ ^ ' ^ ν " ' *-**'- ^ The Quaker Oats (bmparti l^OO BOARD OF TRADE BLDG. • 141 W.JACKSON BLVD., CHICAGO 4, ILLINOIS FURFURAL · FURFURYL ALCOHOL · FUROIC ACID · TETRAHYDROFURFURYL ALCOHOL VOLUME 2 4, NO. 17 . S E P T E M B E R 10, 1946 2401 New Text

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Transcript of Crystalline Furan Compound Storage Ptable Chemically Readive

Page 1: Crystalline Furan Compound Storage Ptable Chemically Readive

5 - P O S I T I O N ΛΛΑΥ BE READILY SUBSTITUTED

NOTE C O N J U G A T E D I DOUBLE BONDS |

HC 5

C A R B O X Y L G R O U P , REACTIVE

HETEROCYCLIC R I N G C O N T A I N I N G O X Y G E N

zîflQ^V îs a newly -announced material that introduces a lùirari nucleus in a notably storage stable form, yet t l i^arboxyl group undergoes csterifi-cation smoothly and a variety of other reactions -are equally successful. Substitution occurs readily in the 5-position. The conjugated double bonds and oxygen-containing- ring ρχ-csiTLt possibilities for other potential ly interesting reactions.

Furoic Acid can he nitrated or sulfonated directly without appreciable decomposition. Furoyl Chloride, an important intermediate, may be made by treating the acid with phosphorus pcntachloride, thionyl chloride or phosgene.

Uses are in their· infancy. A very few have been uncovered. The literature mentions its use to enhance the gloss and drying qualities of paints and as a bactericide and preservative. A. hair rinsing preparation, anti-scorch additive in rubber, and intermediate in preparation of esters are other uses which arc reported. The esters are useful in perfumery and are claimed to have a strong repellent effect toward flics.

TYPICAL PROPERTIES Acidity, as Furoic Acid 9 9 % Ash 0.5% Moisture 0.5% Melting Point I 28-1 29 = C. Color White to light cream

S O L U B I L I T Y

It is very soluble in hot water, soluble in alcohol, sparingly solubla in cold water, and insoluble in parafFinic hydrocarbons. The ionization constant is reported as 7.1 χ 1 0 " ; at 25 C.

A V A I L A B I L I T Y Furoic Acid is available at present in limited quantities for research and development. Increased production is contemplated.

Let us help you evaluate Furoic Acid. W r i t e for Typica l Reaction Chart N o . 3 which pertains to this -acid. T h e chart is available in 2 sizes: Hl/2" χ 11" file size a n d IS" χ 24" wall size. Bulletin 101 describing- Furoic Acid in greater detail and samples are available b y request on y o u r Company lettcrliead. If you have specific questions, ask us.

We invite you to visit us while in Chicago. Let us tell you what Furfural and its derivatives have done for others and help evaluate the possibilities for your use.

FUROIC Am

</ ^ * ~ If " - • * , · ' Γ * > î - s c " ' ^ ' t f ^ * ^ - N «· - " ~ Γ ^ ' ^ ν " ' * - * * ' - ^

The Quaker Oats (bmparti l^OO BOARD OF TRADE BLDG. •

141 W.JACKSON BLVD., CHICAGO 4, ILLINOIS

FURFURAL · FURFURYL ALCOHOL · FUROIC ACID · TETRAHYDROFURFURYL ALCOHOL

V O L U M E 2 4, N O . 1 7 . S E P T E M B E R 1 0 , 1 9 4 6 2401

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