The Periodic Table

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2:44 AM

Q: Reimer–Tiemann-like reaction of catechol with diiodomethane

I have studied the Reimer–Tiemann reaction of phenol with chloroform in presence of aqueous strong alkali. It takes place with intermediate dichlorocarbene. I have also studied the Reimer–Tiemann "carboxylation" reaction, which requires carbon tetrachloride, and proceeds with intermediate carboc...

6 hours later…

Bounty Hunter

9:12 AM

Q: Is it correct to talk about an empty orbital?

Professor A. J. Kirby mentions: The properties of an orbital are those of an electron contained in it. It is normal practice, illogical though it may sound, to talk of 'vacant orbitals'.The properties of vacant orbitals are those calculated for electrons occupying them. Since an orbital is...

quantum-chemistry orbitals theoretical-chemistry

5 hours later…

Zhe

2:06 PM

@Martin-マーチン I definitely feel bad that I earned the bounty because I was the only one who had time to submit an answer... :(

3 hours later…

CowperKettle

5:16 PM

Can one use the term "Protein assay" in the noun sense, i.e. "Content of protein in the drug product"? Or is it only to be used in the gerund sense, i.e. "The process of measuring the protein content of the drug product"?

2 hours later…

Zhe

7:37 PM

Well, assay is both a noun and a verb, so I would think it's both

wait, I misread your question

I think you'd need to talk about the results of the assay

The assay is the test, not its results