fine chemical furfural definition dictionary

  • Urban Dictionary: furfural

    1. a chemical made from corn cobs and other stuff. 2. a radical rejection of liberal ideology and a return to the Reagan Era. 3. Before we go any further, I wanted to let all of you know that I, Katrina, am voting for Hillary Clinton in this upcoming election.

  • Furfural | Article about furfural by The Free Dictionary

    Furfural. Furfural serves as a raw material in the preparation of furan, tetrahydrofuran, and tetrahydrofuryl alcohol and in the manufacture of furan resins, fungicides, and such pharmaceuticals as Furacin. It is also used in the refining of lubricating oils in the petroleum industry.

  • Furfural : definition of Furfural and synonyms of Furfural ...

    Furfural is used to make other furan chemicals, such as furoic acid, via oxidation. [5] and furan itself via palladium catalyzed vapor phase decarbonylation, [6] Furfural is also an important chemical solvent. Safety. Although it occurs in many foods and flavorants, furfural is toxic with an LD 50 of 300–500 mg/kg (oral, mice). [2]

  • Furfurals - definition of furfurals by The Free Dictionary

    furfural - a liquid aldehyde with a penetrating odor; made from plant hulls and corncobs; used in making furan and as a solvent furfuraldehyde aldehyde - any of a class of highly reactive chemical compounds; used in making resins and dyes and organic acids

  • Furfural | definition of furfural by Medical dictionary

    The method, the details of which are published in the journal 'Food Chemistry', includes assessments of various physical and chemical parameters, such as colour, fluorescence and the relationship between the concentrations analysed and compounds indicators such as furfural.

  • Furfural | Definition of Furfural at Dictionary.com

    A colorless, sweet-smelling, liquid made from corncobs and used as a solvent in petroleum refining and as a fungicide and weed killer. It turns reddish brown when exposed to air and light. Furfural is an aldehyde of furan. Chemical formula: C 5 H 4 O 2.

  • Furfural (chemical compound) - Image | Britannica.com

    Image for Furfural (chemical compound). Definition and uses of the chemical compound furfural. ENCYCLOPÆDIA BRITANNICA. START YOUR FREE TRIAL ...

  • Furfural extraction | Article about furfural extraction by ...

    Find out information about furfural extraction. Process for the refining of lubricating oils and other organic materials by contact with furfural Explanation of furfural extraction Furfural extraction | Article about furfural extraction by The Free Dictionary

  • Furfural CAS#: 98-01-1 - ChemicalBook---Chemical Search Engine

    Furfural is an essential renewable, non-petroleum based, chemical feedstock which is primarily composed of various agricultural byproducts, including oat husks, wheat bran, corncobs, and sawdust. Chemically, furfural is an organic compound belonging to an aldehyde of furan with the odor of almonds.

  • Fine Chemical | Definition of Fine Chemical by Merriam-Webster

    Fine chemical definition is - a chemical (as a photographic chemical, a perfume, or a pharmaceutical) produced and handled in relatively small amounts and usually in a more or less pure state.

  • Furfural - definition of furfural by The Free Dictionary

    furfural - a liquid aldehyde with a penetrating odor; made from plant hulls and corncobs; used in making furan and as a solvent. furfuraldehyde. aldehyde - any of a class of highly reactive chemical compounds; used in making resins and dyes and organic acids. plant product - a product made from plant material.

  • Furfural production from biomass pretreatment hydrolysate ...

    By using hydrochloric acid as the catalyst, Chheda et al., were able to achieve approximately 65% furfural yield under 170 °C reaction temperature (Chheda et al., 2007), while Weingarten et al., estimated that based on their chemical kinetics analysis the furfural yield could reach up to 85% in a biphasic reaction system (Weingarten et al., 2011).

  • CHEMICAL | meaning in the Cambridge English Dictionary

    chemical definition: 1. any basic substance that is used in or produced by a reaction involving changes to atoms or…. Learn more.

  • Furfural reaction | definition of ... - Medical Dictionary

    furfural reaction: production of a red color on addition of furfural to a solution of aniline.

  • furfural - Dictionary Definition : Vocabulary.com

    furfural: 1 n a liquid aldehyde with a penetrating odor; made from plant hulls and corncobs; used in making furan and as a solvent Synonyms: furfuraldehyde Type of: aldehyde any of a class of highly reactive chemical compounds; used in making resins and dyes and organic acids plant product a product made from plant material

  • furfural | Uses, Structure, Definition, & Production ...

    Definition and uses of the chemical compound furfural. Furfural (C 4 H 3 O-CHO), also called 2-furaldehyde, best known member of the furan family and the source of the other technically important furans.

  • Fine chemical - Wikipedia

    Fine chemical. The class of fine chemicals is subdivided either on the basis of the added value (building blocks, advanced intermediates or active ingredients ), or the type of business transaction, namely standard or exclusive products.

  • Furfural | Definition of Furfural by Merriam-Webster

    Definition of furfural. : a liquid aldehyde C5H4O2 of penetrating odor that is usually made from plant materials and used especially in making furan or phenolic resins and as a solvent.

  • Fine Chemicals | Definition of Fine Chemicals by Lexico

    What does fine chemicals mean? fine chemicals is defined by the lexicographers at Oxford Dictionaries as Chemical substances prepared to a very high degree of purity for use in research and industry. DICTIONARY

  • Furfural definition and meaning | Collins English Dictionary

    Definition of 'furfural'. The WH- words are also called interrogatives. They are used for WH- questions. They can be determiners, adverbs, or pronouns. WH- determiners When used as determiners, what, which, or whose can b...

  • Furfural - Wikipedia

    The name furfural comes from the Latin word furfur, meaning bran, referring to its usual source. Furfural is only derived from lignocellulosic biomass, i.e. its origin is non-food or non-coal/oil based. Aside from ethanol, acetic acid and sugar it is one of the oldest renewable chemicals. It is also found in many processed foods and beverages.

  • aldehyde - definition, etymology and usage ... - Fine Dictionary

    Definition of aldehyde in the Fine Dictionary. Meaning of aldehyde with illustrations and photos. Pronunciation of aldehyde and it's etymology. Related words - aldehyde synonyms, antonyms, hypernyms and hyponyms.

  • fine chemical - definition - English - glosbe.com

    Fine Chemicals Given the cost of developing new bioprocesses and bioproducts, it is not surprising that some of the first applications of industrial biotechnology appear in the pharmaceutical and fine chemicals segment of the chemical industry, where the value of the products can bear the cost of the technology development.

  • Issued December 1 - threebond.co.jp

    Issued December 1, 1985 Temperature Classes of Electrical Insulators Shimizu Ohta 1. Introduction In early times, the temperature classes of electric insulators were simply divided into natural organics, inorganics, and combinations thereof. In the late 1930s, the types of synthetic resins became diverse and their production

  • fine chemicals - definition - English - glosbe.com

    Fine Chemicals Given the cost of developing new bioprocesses and bioproducts, it is not surprising that some of the first applications of industrial biotechnology appear in the pharmaceutical and fine chemicals segment of the chemical industry, where the value of the products can bear the cost of the technology development.

  • furfural - definition and meaning - Wordnik

    furfural: A colorless, sweet-smelling, oily liquid, C 5 H 4 O 2, made from corncobs and other cellulosic wastes and used in the synthesis of furan derivatives, as a solvent for nitrocellulose, cellulose acetate, and certain dyes, and as a fungicide and insecticide.

  • furfural - Wiktionary

    furfural (countable and uncountable, plural furfurals) ( organic chemistry ) A heterocyclic aldehyde derivative of furan ; it is obtained commercially from bran, and has several industrial uses. Derived terms [ edit ]

  • Furfuryl alcohol - Wikipedia

    Furfuryl alcohol is manufactured industrially by hydrogenation of furfural, which is itself typically produced from waste bio-mass such as corncobs or sugar cane bagasse. As such furfuryl alcohol may be considered a green chemical.

  • Direct conversion of furfural to levulinic acid/ester in ...

    The above process for conversion of furfural to levulinic acid involves both hydrogenation catalyst and acid catalyst, which results in the high cost and complicated reaction process. If furfural could be transformed into HMF, the direct conversion of furfural to levulinic acid would be achieved via acid catalysis only.

  • fine chemicals definition | English definition dictionary ...

    Search fine chemicals and thousands of other words in English definition and synonym dictionary from Reverso. You can complete the definition of fine chemicals given by the English Definition dictionary with other English dictionaries: Wikipedia, Lexilogos, Oxford, Cambridge, Chambers Harrap, Wordreference, Collins Lexibase dictionaries, Merriam Webster...