reagents
Which one of the following would you NOT use for an oxidation reaction?
Zn(Hg), HCl
aka Clemmenson reduction
In addition to (+) or (-) DET, what other TWO reagents are used in the Sharpless asymmetric epoxidation reaction?
tButOOH and Ti(O-iPr)4
For addition reactions (adding A and B), what does regioselectivity refer to?
Which carbon A adds on versus which carbon B adds on
Why might your face feel warmer when using a chemical sunscreen?
Chemical sunscreen is composed of organic aromatic compounds with conjugated double bonds and carbonyl groups that absorb UV radiation, transforming it into heat.
In 2022, Dr. Pham was on TV, partaking in a game show and winning 2nd place! What was the name of the show?
(hint: his vast experience should make him really skilled at this game)
Jeopardy!
What product results from Lindlar's catalyst?
cis alkene - full reduction to alkane is prevented
Hydration with H3O+ is one mode of hydration in an alkene. What are two other (and better) modes?
Oxymercuration/reduction
Hydroboration/oxidation
What is the regiochemistry of a hydroboration/oxidation reaction?
A. Markovnikov
B. Anti-Markovnikov
B. Anti-Markovnikov
In 1889, the city of Freiburg attempted to synthesis Thioacetone which caused a mass evacuation. Why was this necessary?
A. It caused earthquakes.
B. The people synthesizing it didn't take proper safety measures. It touched their skin, burnt them, and spread to surfaces and those they touched.
C. The acid went into the sewage and started acid rain.
D. The smell was terrible and caused fainting, vomiting, and a panic in residents 0.75 kilometers away
D. The smell was terrible and caused fainting, vomiting, and a panic in residents 0.75 kilometers away
What business is Pham the founder of?
A. Etsy Chemistry T-shirts
B. Unlocked:Escape Room
C. BACON
D. gosunscreen
B. Unlocked:Escape Room
What reagents can be used to complete an intramolecular William ether synthesis?
NaH, DMF
An enol can [answer] into a ketone or an aldehyde.
Fill in the blank. What is the name of this process?
tautomerize
Does catalytic hydrogenation have regioselectivity?
No, it has no regioselectivity.
Diamonds and graphite are two different forms of this same element. What is this element?
Carbon!
Dr. Hung Pham has a name twin who is also a professor at UCLA! What is the middle initial for Chemistry 14D professor Dr. Hung Pham.
V.
What reagent is used to convert an alcohol to a ketone?
PCC
Does the addition of Hydrogen to an alkene using H2 / PdC cause a syn or anti addition?
Syn addition because the Hydrogens are added to the same face at the same time.
What is Markovnikov's rule?
The Hydrogen goes on the less substituted carbon for carbocation stability.
What percentage of the human body is carbon atoms?
18%
Where did Professor Pham obtain his Bachelors degree?
A. UCLA
B. UC Irvine
C. Stanford
D. UC San Diego
B. UC Irvine
What reagents are used for for anti-dihydroxylation reactions?
1)mCPBA
2)NaOH
Which alkene reaction can be described as a reaction that "breaks" the C-C double bond?
Ozonolysis
Electron Withdrawing Groups
Mercury
Computational Organic Chemistry