CHEM 334 (HANDY): REAGENTS AND EXAM 3 REVIEW QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) ALREADY GRADED A+

CHEM 334 (HANDY): REAGENTS AND EXAM 3 REVIEW QUESTIONS
AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS)
ALREADY GRADED A+

CrO3/H2SO4 (Jones) Ans✓✓✓1o alcohol --> Carboxylic Acid
Removes H2 and adds [==O]


Oxidizing reagent


PCC Ans✓✓✓1o alcohol --> Aldehyde
Removes H, turns [--OH] to [==O]


Oxidizing reagent


HIO4 Ans✓✓✓Breaks a C--C
Forms Ketone + Ketone / Ketone+ Aldehyde


Oxidation Agent


1. HgSO4/H2SO4
2. NaBH4
Oxymercuration Ans✓✓✓Markovnikov addition
Add Picture

, NaBH4 reduces aldehydes and ketones to alcohols.


1. BH3
2. H2O2/-OH Ans✓✓✓Adds -OH tail
Changes Alkyne to alkene or alkene to alkane


1. CH3- Mg+Br/ / \o/ \
2. H3O+ Ans✓✓✓Ketone --> 3o Alcohol
Changes [==O] to [--OH and --CH3]


1. CH3Li
2. H3O Ans✓✓✓Aldehyde --> 2o Alcohol
Changes [==O] to [--OH and --CH3]


(-)CH2--(+)P(C6H5)3 Ans✓✓✓Ketone --> alkene
Changes [==O] to [==CH2]


PBr3 Ans✓✓✓Changes -OH to -Br


Pt/H2 Ans✓✓✓Alkyne --> Alkene
Alkene --> Alkane