Hydroboration
Trending Questions
Q.
Which of the following compound would yield trialkyl borane as shown below when treated with BH3 and THF ?
3 - Methyl but-1-ene
3 - Methyl but-1-ene
2 - Methyl but-1-ene
2 - Methyl but-2-ene
Q.
Which of the following compound would yield trialkyl borane as shown below when treated with BH3 and THF ?
2 - Methyl but-1-ene
2 - Methyl but-2-ene
3 - Methyl but-1-ene
3 - Methyl but-1-ene
Q. Assume general laboratory reagents are available at your disposal and that multiple steps may be needed:
Which of the following sequence(s) helps convert styrene to 2-phenylacetaldehyde?
![](https://s3-us-west-2.amazonaws.com/infinitestudent-images/ckeditor_assets/pictures/51966/content_01_qimage.png)
Which of the following sequence(s) helps convert styrene to 2-phenylacetaldehyde?
![](https://s3-us-west-2.amazonaws.com/infinitestudent-images/ckeditor_assets/pictures/51966/content_01_qimage.png)
- Hybroboration oxidation; followed by Oxidation by PCC
- 1. Br2/CH2Cl2; 2. EtO−/EtOH 3. Sia2BH, followed by H2O2, OH−
- Both a and b
- Neither a nor b
Q. An optically active halide when allowed to react with CN− gives a racemic mixture. The halide is most likely to be
- Primary
- secondary
- tertiary
- none of the above