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catechol

/kat-i-kawl, -kol/US // ˈkæt ɪˌkɔl, -ˌkɒl //UK // (ˈkætɪˌtʃɒl, -ˌkɒl) //

儿茶酚,儿茶醇,儿茶素

Definitions

n.名词 noun
  1. 1
    • : a colorless, crystalline, dihydroxyl derivative of benzene, C6H6O2, the ortho isomer, used chiefly in photography, for dyeing, and as a reagent; pyrocatechol.

Examples

  • To tether two different exosomes together, the team bioengineered catechol—the sticky hand for iron particles—onto their outer shells.

  • They dotted the surface of the exosome wrappers with a molecule, catechol, that grabs onto metal ions.

  • These skins are tanned with turwar bark, which contains a catechol tannin.

  • Xanthin and catechol browns are pleasing in appearance, but their effect is less rich than that obtained with potash.

  • Catechu tannin and catechin are compounds of the catechol tannin type.

  • "Quercitannic acid," obtained from oak bark, etc., is likewise a catechol tannin.

  • The tannins are divided into two general classes, known respectively as the pyrogallol tannins and the catechol tannins.