Using Ethyl Butyrate to flavor water?

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Discussion Overview

The discussion revolves around the use of ethyl butyrate as a flavoring agent in water, exploring its safety, solubility, potential reactions with other substances, and methods for emulsification. Participants share personal experiences and concerns regarding the chemical properties and effects of ethyl butyrate, as well as its application in homemade beverages.

Discussion Character

  • Exploratory
  • Technical explanation
  • Debate/contested
  • Experimental/applied

Main Points Raised

  • Some participants mention that ethyl butyrate is commonly used in food products and is likely safe in small amounts.
  • Concerns are raised about the need for food-grade ethyl butyrate and the potential for it to hydrolyze, producing butyric acid, which has an unpleasant odor.
  • Questions are posed regarding the solubility of ethyl butyrate in water and whether an emulsifier is necessary to mix it effectively.
  • Participants discuss the possibility of mixing ethyl butyrate with maltodextrin powder to create an emulsion.
  • Some express skepticism about the safety and sensory implications of using ethyl butyrate in beverages.
  • There are references to the chemical's flammability and potential health hazards associated with exposure.
  • One participant suggests experimenting with different fruit esters in addition to ethyl butyrate.

Areas of Agreement / Disagreement

Participants express a mix of agreement on the general safety of ethyl butyrate in small quantities, but there are significant concerns and uncertainties regarding its hydrolysis, potential reactions with malic acid, and the sensory outcomes of its use. The discussion remains unresolved on several technical aspects.

Contextual Notes

There are limitations regarding the assumptions about the safety and effects of ethyl butyrate, as well as the specific conditions under which it may hydrolyze or react with other substances. The discussion includes references to external sources for further information.

skyshrimp
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I add a little malic acid to my water to flavour it. I was wondering if it was ok to also add a drop of ethyl butyrate to see what it tastes like.
I've found it here,
https://www.ebay.co.uk/itm/234612863061
 
Chemistry news on Phys.org
It is okay.

It is very likely that everyone reading this thread consumes it daily because it is used extensively in tiny amounts by food manufacturers as a high power flavor enhancer for orange juice, and for most fruit fillings for pies, pastries, soft drinks and candies.

[opinion]
I think it is on the GRAS (generally regarded as safe) list in the US, so apparently it has been used for a long time. Dunno about the UK and EU. ...better living through Chemistry?
[/opinion]
 
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Thread moved to Chemistry.
 
The OP eBay listing includes the statement:
"Do not consume. For external use only. Keep away from children and eyes."
 
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Yeah, I was just going to say to be sure it is food grade. Don't EVER let that stuff hydrolyze. It will smell like drunk baby vomit.
 
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Wiki states that ethyl butyrate is a liquid and that it's solubility in water is 150 parts. It's also called pineapple oil.

If I understand correctly, this makes it slightly soluble (6 ml to 1 litre).
https://www.solubilityofthings.com/levels-of-solubility

Will I need an emulsifier to blend 1ml ethyl butyrate with 1 litre of water?

How do I stop it hydrolysing with water?

Will ethyl butyrate react with the malic acid? I don't want to create butyric acid as it wil smell.

I'm also planning to experiment by adding ethyl butyrate to homemade fruit wine (hooch).
 
Last edited:
chemisttree said:
It will smell like drunk baby vomit.
Would I regret it if I asked you how you know?
 
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Vanadium 50 said:
Would I regret it if I asked you how you know?
Well, you know, there was a time before everything was made in China, a time before baby-soothers. However, dry bread, a textile handkerchief, and whisky (or any equivalent spirit, depending on the region, but all had some sort of liquor) were always available. Now combine all three and the baby will soothe and ...
 
  • #10
skyshrimp said:
Will I need an emulsifier to blend 1ml ethyl butyrate with 1 litre of water?
That would probably be a sensory overload, with all the negative implications.

A similar hydrolysis product, butyric acid, was used in stink bombs by the Sea Shepherd Conservation Society, to disrupt the Japanese whaling crews, and to contaminate the butchered whale meat that was being stockpiled and consumed in Japan, (the product of scientific research).
https://en.wikipedia.org/wiki/Butyric_acid
 
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  • #11
Opps, I recieved a Rule Violation for posting ChatGPT answers.

Sorry about that.
 
  • #12
skyshrimp said:
Wiki states that ethyl butyrate is a liquid and that it's solubility in water is 150 parts. It's also called pineapple oil.

If I understand correctly, this makes it slightly soluble (6 ml to 1 litre).
https://www.solubilityofthings.com/levels-of-solubility

Will I need an emulsifier to blend 1ml ethyl butyrate with 1 litre of water?

How do I stop it hydrolysing with water?

Will ethyl butyrate react with the malic acid? I don't want to create butyric acid as it wil smell.

I'm also planning to experiment by adding ethyl butyrate to homemade fruit wine (hooch).
It will hydrolyze under acidic and basic conditions. Try to keep your water as close to neutral as possible. Malic acid catalyzed hydrolysis is possible but I’m not sure of the kinetics. It may be OK to mix and immediately consume.
 
  • #13
Thanks,

I'll be mixing the ethyl butyrate with maltodextrin powder to emulsify it. I'll try the apple, raspberry and cherry esters next.
 
  • #14
It might be that you could make a 10% solution in Everclear and add it dropwise to flavor the water. Self-emulsifying.
 
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  • #15
Diethyl malate and malic acid could be used to produce an apple like flavor profile.
 
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  • #16
Vanadium 50 said:
Would I regret it if I asked you how you know?
Every chemist knows butyric acid smells like the most rotten cheese you could imagine. Source: dont choose ethyl butyrate as your target molecule for your Fisher esterification lab.
 
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  • #17
So you have experience with Eau de drunk baby vomit too?
 
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  • #18
HAZARD SUMMARY
* Ethyl Butyrate can affect you when breathed in and by
passing through your skin.
* Contact can irritate the skin.
* Exposure to Ethyl Butyrate can irritate the eyes, nose,
and throat.
* Overexposure may cause headache, nausea, vomiting and
make you feel dizzy and lightheaded. Higher levels can
make you pass out.
* Ethyl Butyrate is a FLAMMABLE LIQUID and a FIRE
HAZARD.
READ Here: https://nj.gov/health/eoh/rtkweb/documents/fs/0862.pdf
 
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