Betekenis van:
barbituric acid

barbituric acid
Zelfstandig naamwoord
  • organisch zuur, waarvan vele verbindingen als slaapmiddel en narcoticum worden toegepast
  • a white crystalline acid derived from pyrimidine; used in preparing barbiturate drugs

Synoniemen

Hyperoniemen


Voorbeeldzinnen

  1. Malonylurea (barbituric acid)
  2. 10 Malonylurea (barbituric acid)
  3. Barbituric acid, 0,5 % solution (m/v).
  4. Malonylurea (barbituric acid) and its salts
  5. Malonylurea (barbituric acid) and its salts
  6. Malonylurea (barbituric acid) and its derivatives, and salts thereof
  7. Other derivatives of malonylurea (barbituric acid); salts thereof
  8. Malonylurea (barbituric acid) and its derivatives; and salts thereof
  9. Dissolve 500 mg of barbituric acid, C4O3N2H4, in distilled water and heat slightly over a waterbath at 100 °C.
  10. Aldehydes derived from furan, the main one being hydroxymethylfurfural, react with barbituric acid and paratoluidine to give a red compound which is determined by colorimetry at 550 nm.
  11. Add 1 ml of distilled water to flask b (control) and 1 ml barbituric acid solution (paragraph 2.2.1) to flask a. Shake to homogenize.
  12. Dissolve 500 mg of barbituric acid, C4O3N2H4, in distilled water and heat slightly over a waterbath at 100 °C. Make up to 100 ml with distilled water.
  13. Compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring in the structure (excluding malonylurea (barbituric acid) and its derivatives)