Derivati functionali ai compusilor carboxilici Flashcards

1
Q

ce reactie de hidroliza a esterilor este reversibila, si care inversibila?

A

reversibila in mediu acid, ireversibila in mediu bazic

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2
Q

ce este amonoliza?

A

ester + NH3 sau amine primare, secundare => amide + alcool

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3
Q

ce este reactia de transesterificare?

A

schimbarea alcolului din ester cu alt alcool

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4
Q

cum se formeaza PET-ul?

A

policondensarea tereftalatului cu etandiolul

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5
Q

in ce conditii se provoaca reducerea amidelor si cum?

A

H2 / Ni sau LiAlH4, H2 pleaca cu =O

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6
Q

scrie degradarea Hofman

A

amida + NaBrO => amina + NaBr + CO2

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7
Q

in ce conditii se provoaca reducerea nitrililor?

A

H2 / Ni
etanol + Na
LiAlH4

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8
Q

cu ce pot reactiona acizii ca sa produca halogenuri acide?

A

pentahalogenuri de fosfor (PX5)
clorura de tinoil (SOCl2)
fosgen (COCl2)

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9
Q

cum se pot forma amide din NH3, amine primare si secundare?

A

acizi
anhidride acide
cloruri acide
esteri

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10
Q

reactie amonoxidare metan / propena

A

hidrocarbura + NH3 + 3/2 O2 (Pt, 1000 de grade) => nitril + 3H2O

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11
Q

reactie aditia HCN la acetilena

A

C2H2 + HCN (Cu2Cl2, NH4Cl, 80-90 de grade) => acrilonitril

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12
Q

formula benzanilida

A

C6H5-CO-NH-C6H5

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13
Q

formula acetilanilida

A

CH3-CO-NH-C6H5

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14
Q

cum se mai poate denumi grupa -C=_N

A

cianura

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15
Q

metoda de obtinere a nitrililor de la comp. halogenati

A

comp halogenat + cianuri alcaline (NaCN)

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