quimica ultima clase
DESCRIPTION
quimicaTRANSCRIPT
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IDENTIFICACION DE COMPUESTOS ORGANICOS
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Grupos Funcionales
Aldehido
Alcohol
Acidos carboxilicos
Cetona
Fenol
Aminas
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CETOSAS
ALDOSAS
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Un disacárido no es más que:
• La unión de dos monosacáridos:
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Maltosa• Enlace 1,4 dos unidades de glucosa.
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Lactosa• Enlace 1,4 galactosa y glucosa.
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SACAROSA
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SACAROSA
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ALMIDÓN • Definición• Compuesto por dos polisacáridos:– Amilosa: Helicoidal– Amilopectina: Ramificada
• Proceden de la polimerización de la glucosa α sintetizada en la
fotosíntesis.• Localizado en semillas de cereales y
legumbres. En patatas y frutos: castaña y bellota.
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ALMIDÓN: AMILOSA
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ALMIDÓN: AMILOPECTINA
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ALMIDÓN: AMILOPECTINA
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Prueba de Fehling
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Tollens• Otra forma de oxidar es con el reacctivo de Tollens:
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