Mehrdad Shadmehr

6 Questions 7 Answers 0 Followers

Questions related from Mehrdad Shadmehr

How do you selectively protect posphinic acid in presence of carboxylic acid?

I have a phosphinic acid on the same structure that I also have carboxylic acid how should I should I selectively protect the Phosphinic acid so I can make an acid chloride with carboxylic acid...

28 July 2020 9,285 0 View

Can I run a lithiation reaction at -78 C in the presence of 1,2,4,5-tetrazines?

I am trying to install a tetrazine group to an Aromatic electron-poor system with a phosphinate functional group. I am wondering if I can apply a lithiation reaction for this purpose?

23 May 2020 9,436 3 View

How do you selectively protect cyclic phosphoric acid in presence of carboxylic acid?

I have cyclic phosphoric acid in the six remembered ring as a part of a more complex compound in the presence of the carboxylic acid functional group in the structure of the same compound which I...

24 October 2018 3,323 0 View

What's the concentration of free tyrosine in live cells?

Would please tell me what's the concentration of tyrosine in living cells in general and in cancer cells?

07 May 2015 8,920 1 View

What is the kinetics of conversion of Diazo-benzene to phenol in water solution?

Thanks in advance for your replies.

07 May 2015 9,162 7 View

Do we have any acetal or silly ether protection for cyclic 1,5 diols like what we have for 1,3 and 1,4 diols?

Like the one in the image

22 October 2013 4,360 2 View