trans-3,5-Difluorocinnamic acid
Tech Serve Solutions offers trans-3,5-Difluorocinnamic acid (CAS: 147700-58-1), a fluorinated organic building block with the molecular formula F₂C₆H₃CH=CHCO₂H and a molecular weight of 184.14. This compound serves as a valuable intermediate in chemical synthesis. It has been notably utilised in the creation of unnatural flavonoids and stilbenes, demonstrating its utility in advanced organic chemistry research and development.
- Synonyms
- F2C6H3CH=CHCO2H

Synthesis of Unnatural Flavonoids and Stilbenes
3,5-Difluorocinnamic acid is employed in the biological synthesis of non-natural flavonoid and stilbene analogues within systems like *Escherichia coli*. This application highlights its role in expanding the scope of bioactive compound discovery.
Fluorinated Building Block
As a fluorinated organic building block, this compound is integral to constructing complex molecules where fluorine incorporation is desired. Its specific structure allows for targeted modifications in organic synthesis.
Carboxylic Acid Derivative
The presence of the carboxylic acid group makes trans-3,5-Difluorocinnamic acid a versatile reactant for esterification, amidation, and other functional group transformations common in medicinal chemistry and materials science.
| Molecular weight | 184.14 |
|---|---|
| Linear formula | F2C6H3CH=CHCO2H |
| Assay | 99% |
| Application | 3,5-Difluorocinnamic acid has been used in the synthesis of “unnatural” flavonoids and stilbenes in Escherichia coli1. |
| Melting point | 204-205 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is trans-3,5-Difluorocinnamic acid used for?
+
trans-3,5-Difluorocinnamic acid is used as a building block in chemical synthesis, particularly in the creation of unnatural flavonoids and stilbenes.
What is the CAS number and formula for trans-3,5-Difluorocinnamic acid?
+
The CAS number is 147700-58-1, and the linear formula is F₂C₆H₃CH=CHCO₂H.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies trans-3,5-Difluorocinnamic acid with an assay of 99%. This product is supplied for laboratory and research use and is not represented as USP, BP, EP, or any other pharmacopoeial grade.
How should trans-3,5-Difluorocinnamic acid be handled safely?
+
Handle with appropriate personal protective equipment, including a dust mask (N95), eyeshields, and gloves. Ensure good ventilation and avoid breathing dust. Refer to the Safety Data Sheet for full handling instructions.
Is trans-3,5-Difluorocinnamic acid exported by Tech Serve Solutions?
+
Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including trans-3,5-Difluorocinnamic acid.
How can I request a quote or sample?
+
To request a quote or sample of trans-3,5-Difluorocinnamic acid, please contact our sales department through the website or by phone.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis