ES228652A1 - Mejoras introducidas en la ciclización de 3-(2-salicoil-1-etil)-4-hidroxicumarinas - Google Patents

Info

Publication number

ES228652A1

ES228652A1 ES228652A ES228652A ES228652A1 ES 228652 A1 ES228652 A1 ES 228652A1 ES 228652 A ES228652 A ES 228652A ES 228652 A ES228652 A ES 228652A ES 228652 A1 ES228652 A1 ES 228652A1

Authority

ES

Spain

Prior art keywords

cyclization

translation

ethyl

machine

legally binding

Prior art date

1956-05-22

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Expired

Links

• Espacenet
• Global Dossier
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• 238000007363 ring formation reaction Methods 0.000 title abstract 2
• QHDYEKODQFJTCB-UHFFFAOYSA-N 4-hydroxy-3-[3-(2-hydroxyphenyl)-3-oxopropyl]chromen-2-one Chemical group OC1=C(C(=O)CCC=2C(OC3=CC=CC=C3C2O)=O)C=CC=C1 QHDYEKODQFJTCB-UHFFFAOYSA-N 0.000 abstract 1
• DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 abstract 1
• 230000020477 pH reduction Effects 0.000 abstract 1
• 229910052708 sodium Inorganic materials 0.000 abstract 1
• 239000011734 sodium Substances 0.000 abstract 1
• 239000000126 substance Substances 0.000 abstract 1