5-Fluoro-1-(tetrahydro-2-furyl)uracil
5-Fluoro-1-(tetrahydro-2-furyl)uracil (CAS: 17902-23-7; Formula: C8H9FN2O3; Mol. Wt.: 200.17) is a fluorinated pyrimidine nucleoside analog. It functions as an antimetabolite, primarily used in research settings for its potential cytotoxic properties. This compound is a key intermediate in the synthesis of various pharmaceutical agents. TSS supplies this chemical with a high purity assay, suitable for advanced chemical research and development.
- IUPAC
- 5-Fluoro-1-(tetrahydro-2-furyl)uracil,Ftorafur,Tegafur
- Synonyms
- FtorafurTegafur

Research Chemical
Utilised in biochemical and pharmacological research for its properties as a nucleoside analog. It serves as a valuable tool in studies investigating cellular metabolism and antineoplastic mechanisms.
Synthetic Intermediate
Employed as a crucial building block in the synthesis of more complex pharmaceutical compounds and potential drug candidates. Its specific structure allows for targeted chemical modifications.
Nucleoside Analog Studies
Investigated for its interactions with biological systems, particularly in the context of DNA and RNA synthesis pathways. This aids in understanding the effects of modified nucleosides.
| Molecular weight | 200.17 |
|---|---|
| Empirical formula | C8H9FN2O3 |
| Assay | ≥98% (HPLC)≥98% (HPLC) |
| Solubility | DMSO: >50 mg/mL |
| Storage temperature | room temp |
| Melting point | 171-173 °C(lit.) |

Hazard statements
- H301Toxic if swallowed
- H311Toxic in contact with skin
- H331Toxic if inhaled
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P311Call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 2811 6.1 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 23/24/25 |
| Safety statements (S) | 22-36/37/39-45 |
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 5-Fluoro-1-(tetrahydro-2-furyl)uracil used for?
+
5-Fluoro-1-(tetrahydro-2-furyl)uracil is primarily used in biochemical and pharmacological research as a nucleoside analog and as a synthetic intermediate in the development of pharmaceutical agents.
What is the CAS number and formula for 5-Fluoro-1-(tetrahydro-2-furyl)uracil?
+
The CAS number is 17902-23-7 and the molecular formula is C8H9FN2O3.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies 5-Fluoro-1-(tetrahydro-2-furyl)uracil with an assay of ≥98% by HPLC. TSS does not represent this product as USP, BP, or EP grade.
How should 5-Fluoro-1-(tetrahydro-2-furyl)uracil be handled?
+
Handle with extreme caution. This compound is acutely toxic if swallowed, in contact with skin, or if inhaled (H301-H311-H331). Appropriate personal protective equipment including eyeshields, face shields, gloves, and P2 respirator cartridges is essential.
Is 5-Fluoro-1-(tetrahydro-2-furyl)uracil packed and shipped internationally?
+
Yes, Tech Serve Solutions expertly packs and exports 5-Fluoro-1-(tetrahydro-2-furyl)uracil globally, adhering to all relevant shipping regulations for hazardous materials (UN 2811 6.1 / PGII).
How can I request a sample or quote for 5-Fluoro-1-(tetrahydro-2-furyl)uracil?
+
Please contact our sales team via the website or direct email to request a sample or a detailed quotation for 5-Fluoro-1-(tetrahydro-2-furyl)uracil.
▶ Related products
![(±)-(E)-4-Ethyl-2-[(E)-hydroxyimino]-5-nitro-3-hexenamide (C8H13N3O4) — chemical structure, CAS 138472-01-2; Biochemicals & Reagents, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F138472-01-2.png&w=3840&q=75)
(±)-(E)-4-Ethyl-2-[(E)-hydroxyimino]-5-nitro-3-hexenamide
C8H13N3O4
Biochemicals & Reagents![(±)-(E)-4-Ethyl-2-[(Z)-hydroxyimino]-5-nitro-3-hexen-1-yl-nicotinamide (C14H18N4O4) — chemical structure, CAS 162626-99-5; Biochemicals & Reagents, fine chemical supplied by Tech Serve Solutions](/_next/image?url=https%3A%2F%2Fpub-f4d920c906024441a773a96f7098e551.r2.dev%2Fimages%2Fproducts%2F162626-99-5.png&w=3840&q=75)
(±)-(E)-4-Ethyl-2-[(Z)-hydroxyimino]-5-nitro-3-hexen-1-yl-nicotinamide
C14H18N4O4
Biochemicals & Reagents
(±)-2,5-Dimethoxy-4-bromoamphetamine hydrobromide
Biochemicals & Reagents

(±)-2-(p-Methoxyphenoxy)propionic acid
C10H12O4
Biochemicals & Reagents
(±)-2-Amino-6,7-dihydroxy-1,2,3,4-tetrahydronaphthalene hydrobromide
C10H13NO2·HBr
Biochemicals & Reagents
(±)-2-Hydroxydecanoic acid
C10H20O3
Biochemicals & Reagents
(±)-3-Hydroxydecanoic acid
C10H20O3
Biochemicals & Reagents
(±)-3-Hydroxyoctanoic acid
C8H16O3
Biochemicals & Reagents▶ 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