PCK's user avatar
PCK's user avatar
PCK's user avatar
PCK
  • Member for 4 years, 3 months
  • Last seen this week
9 votes
Accepted

What does "parallel in-register" mean for a protein structure in a fibril?

9 votes
Accepted

Tiffeneau–Demjanov rearrangement products

7 votes
Accepted

Can chiral atoms have same substituents but with different orientations?

5 votes
Accepted

Why does the carbonyl of carboxylic acids get protonated and not the hydroxyl group?

4 votes

Simplest distillation setup

4 votes

Reasons for negative iodoform test

4 votes
Accepted

Do SN1 reaction always result in Racemisation

4 votes

How to synthesize cyclopentane from cyclohexane?

4 votes

Software recommendations for overlaying molecular structures

3 votes

Can we oxidize aliphatic alkane to produce carboxylic acid?

3 votes
Accepted

Why do *tert*-butyl ethers in diluted sulfuric acid undergo elimation instead of solvolysis?

3 votes
Accepted

Reduction of conjugated double bond by sodium borohydride

2 votes
Accepted

Cycloaddition vs Electrocyclic Pathway

2 votes

Fast way to isolate 4-nitrophenol from 4-aminophenol

2 votes

Can the alkyl-oxygen bond in lactones be cleaved in an SN2 reaction?

2 votes

Which of the following show hyperconjugation

2 votes

Williamson Ether and Carboxylic Acids

1 vote
Accepted

NMR of trigonal bipyramidal molecules

1 vote
Accepted

What is the mechanism of ring contraction of 6-bromo-7-methoxy-2,3,4,7-tetrahydrooxepine from seven to five?

1 vote

Acetone Enolate-HaloBenzene Reaction

1 vote

Aromatic enol is not possible in...?

1 vote

Which of these reactants will not generate this racemic amine?

0 votes

Why are two C-O single bonds more stable than a C=O double bond (hemiacetal)?

0 votes

4-Bromophenol vs 4-aminophenol pKa in water comparison confusion

0 votes

Can vicinal dihalide produce conjugated alkene in strong base?