The most common and most likely answer to this crossword clue is the 5 letter word NOBEL
I've seen this crossword clue in The Times
N
O
B
E
L
More clues leading to the result NOBEL
- Prizegiver putting book in Christmas wrapping
- Noted Swede taking article from Middle East country, heading North
- Prize-giver born during Christmas
- In short, why you can’t ring chemist
- Inventor — no American one from what we hear
- Chemist’s lack of alarm when speaking
- Liberal let down by august benefactor
- Swedish inventor’s book appearing in festive season
- Singer Simon sent back Bob’s 2016 prize
- Swedish chemist knocking up supermodel once
Buddy explains!

The straight part
We know that "Chemist’s" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case chemist’s = nobel.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.