2.tell me if my IR IS Pure or not 3. is IR spectroscopy useful in determining if the chalcone product were synthesized o
Posted: Thu Jun 30, 2022 6:14 pm
2.tell me if my IR IS Pure or not
3. is IR spectroscopy useful in determining if the chalcone product were synthesized or not?
Explain.
Wavenumbers (cm-1) 3000 2500 2000 1000 40 45 2 & 2 & 1605 1307 1335 749 1574 1206 3031 1033 % Transmittance 1013 687 3048 988 1663 1447 1286 099 3097 3080 1182 80 85 563 90 U4-chalcone-pure
Band Vibration 1 2 3 4 5 6 7 8 9 Alkene sp² C-H stretch Arene sp² C-H stretch Ketone C-O stretch, conjugated Arene C-H out of plane bending (5H) Arene C-C ring stretch (Vsa) Arene C-C ring stretch (Vb) Arene C-C ring stretch (V19a) Arene C-C ring stretch (V196) Arene C-C ring o-o-p bend Expected Frequency, cm¹ -1 Measured Frequency, cm¹
CH3 acetophenone of olo. benzaldehyde chalcone NaOH/EtOH + H₂O
3. is IR spectroscopy useful in determining if the chalcone product were synthesized or not?
Explain.
- 2 Tell Me If My Ir Is Pure Or Not 3 Is Ir Spectroscopy Useful In Determining If The Chalcone Product Were Synthesized O 1 (22.56 KiB) Viewed 73 times
- 2 Tell Me If My Ir Is Pure Or Not 3 Is Ir Spectroscopy Useful In Determining If The Chalcone Product Were Synthesized O 2 (22.56 KiB) Viewed 73 times
- 2 Tell Me If My Ir Is Pure Or Not 3 Is Ir Spectroscopy Useful In Determining If The Chalcone Product Were Synthesized O 3 (27.1 KiB) Viewed 73 times
- 2 Tell Me If My Ir Is Pure Or Not 3 Is Ir Spectroscopy Useful In Determining If The Chalcone Product Were Synthesized O 4 (7.24 KiB) Viewed 73 times
Band Vibration 1 2 3 4 5 6 7 8 9 Alkene sp² C-H stretch Arene sp² C-H stretch Ketone C-O stretch, conjugated Arene C-H out of plane bending (5H) Arene C-C ring stretch (Vsa) Arene C-C ring stretch (Vb) Arene C-C ring stretch (V19a) Arene C-C ring stretch (V196) Arene C-C ring o-o-p bend Expected Frequency, cm¹ -1 Measured Frequency, cm¹
CH3 acetophenone of olo. benzaldehyde chalcone NaOH/EtOH + H₂O