Product Name

  • Name

    Trifluridine

  • EINECS 200-722-8
  • CAS No. 70-00-8
  • Article Data32
  • CAS DataBase
  • Density 1.646 g/cm3
  • Solubility
  • Melting Point 190-193 °C(lit.)
  • Formula C10H11F3N2O5
  • Boiling Point
  • Molecular Weight 296.203
  • Flash Point
  • Transport Information
  • Appearance Almost white crystalline power
  • Safety 22-36
  • Risk Codes 20/21/22-40
  • Molecular Structure Molecular Structure of 70-00-8 (Trifluridine)
  • Hazard Symbols HarmfulXn, IrritantXi
  • Synonyms Uridine, 2'-deoxy-5-(trifluoromethyl)-(7CI);2'-Deoxy-5-(trifluoromethyl)uridine;5-(Trifluoromethyl)-2'-deoxyuridine;5-(Trifluoromethyl)deoxyuridine;5-Trifluoromethyl-2'-deoxy-b-uridine;5-Trifluorothymidine;NSC 529182;NSC 75520;Trifluorothymidine;Viroptic;
  • PSA 104.55000
  • LogP -0.80390

Synthetic route

C24H17Cl2F3N2O7

C24H17Cl2F3N2O7

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

Conditions
ConditionsYield
With methanol; sodium methylate at 4 - 6℃; for 3.5h;97%
5-trifluoromethyl-2′-deoxyuridine-3′,5′-diacetate
65499-42-5

5-trifluoromethyl-2′-deoxyuridine-3′,5′-diacetate

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

Conditions
ConditionsYield
With ammonia In methanol at 20℃;95%
With ammonia In methanol at 0 - 20℃; for 16h;84%
With ammonia In methanol at 20℃; for 19h;76%
2'-deoxyuridine
951-78-0

2'-deoxyuridine

Langlois reagent
2926-29-6

Langlois reagent

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

Conditions
ConditionsYield
With tert.-butylhydroperoxide In water at -3 - 60℃; for 2h; Temperature; Inert atmosphere;94.3%
With tert.-butylhydroperoxide In water at -5 - 65℃; for 3h; Inert atmosphere; Large scale;94.8%
With tert-butyl alcohol In water at 0 - 20℃; for 3h;59%
With mesoporous graphitic carbon nitride In dimethyl sulfoxide at 25℃; Irradiation;47%
With acetone In water at 20℃; for 40h; UV-irradiation; Inert atmosphere;44%
5-(trifluoromethyl)uridine
21618-67-7

5-(trifluoromethyl)uridine

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

Conditions
ConditionsYield
Stage #1: 5-(trifluoromethyl)uridine With sodium hydrogencarbonate; carbonic acid dimethyl ester In N,N-dimethyl-formamide at 120℃; for 8h;
Stage #2: With hydrogenchloride In water; N,N-dimethyl-formamide at 55℃; for 10h;
Stage #3: With palladium on activated charcoal; hydrogen; sodium hydroxide In water; N,N-dimethyl-formamide at 15℃; under 4500.45 Torr; for 12h; pH=7 - 8;
86.4%
1-<3,5-bis-O-(p-chlorobenzoyl)-2-deoxy-β-D-erythro-pentofuranosyl>-5-trifluoromethyluracil
129664-47-7

1-<3,5-bis-O-(p-chlorobenzoyl)-2-deoxy-β-D-erythro-pentofuranosyl>-5-trifluoromethyluracil

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

Conditions
ConditionsYield
With sodium methylate In methanol at 20 - 30℃; for 4h;82.5%
With methanol; sodium methylate for 1h; Ambient temperature;67%
3',5'-di-O-acetyl-5-(trifluoromethyl)-2'-deoxyuridine
65499-42-5

3',5'-di-O-acetyl-5-(trifluoromethyl)-2'-deoxyuridine

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

Conditions
ConditionsYield
With ammonia In methanol for 10h; Ambient temperature;82%
Togni's reagent II
887144-94-7

Togni's reagent II

2'-deoxyuridine
951-78-0

2'-deoxyuridine

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

Conditions
ConditionsYield
With copper(l) iodide In N,N-dimethyl-formamide at 80℃; for 23h; Inert atmosphere; Sealed tube; regioselective reaction;76%
iodotrifluoromethane
2314-97-8

iodotrifluoromethane

2'-deoxyuridine
951-78-0

2'-deoxyuridine

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

Conditions
ConditionsYield
With caesium carbonate In dimethyl sulfoxide for 24h; Inert atmosphere; Irradiation;71%
With caesium carbonate In dimethyl sulfoxide at 20℃; for 24h; Schlenk technique; Inert atmosphere; Irradiation;68%
With iron(III) sulfate; sulfuric acid; dihydrogen peroxide In water; dimethyl sulfoxide at 40 - 50℃; for 0.333333h;58%
5-(trifluoromethyl)-3',5'-di-O-trityl-2'-deoxyuridine
76513-99-0

5-(trifluoromethyl)-3',5'-di-O-trityl-2'-deoxyuridine

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

Conditions
ConditionsYield
With formic acid at 0℃; for 0.0166667h;40%
Hexanoic acid (2R,3S,5R)-5-(2,4-dioxo-5-trifluoromethyl-3,4-dihydro-2H-pyrimidin-1-yl)-2-hexanoyloxymethyl-tetrahydro-furan-3-yl ester
89143-01-1

Hexanoic acid (2R,3S,5R)-5-(2,4-dioxo-5-trifluoromethyl-3,4-dihydro-2H-pyrimidin-1-yl)-2-hexanoyloxymethyl-tetrahydro-furan-3-yl ester

A

5'-O-hexanoyl-2'-deoxy-5-trifluoromethyluridine
89143-05-5

5'-O-hexanoyl-2'-deoxy-5-trifluoromethyluridine

B

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

Conditions
ConditionsYield
With phosphate buffer In N,N-dimethyl-formamide at 25℃; for 18h; enzym: Pseudomonas fluorescens;A 62 % Chromat.
B 6 % Chromat.
5-trifluoromethyluracil
54-20-6

5-trifluoromethyluracil

thymidine
50-89-5

thymidine

A

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

B

thymin
65-71-4

thymin

Conditions
ConditionsYield
With thymidine phosphorylase from Escherichia coli In phosphate buffer at 35℃; for 2h; pH=7.0; Title compound not separated from byproducts;A 47 % Chromat.
B n/a
3',5'-di-O-acetyl-2'-deoxyuridine
13030-62-1

3',5'-di-O-acetyl-2'-deoxyuridine

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 33 percent / XeF2 / 1 h / Ambient temperature
2: 82 percent / NH3 / methanol / 10 h / Ambient temperature
View Scheme
3',5'-di-O-trityl-5-iodo-2'-deoxyuridine
76513-98-9

3',5'-di-O-trityl-5-iodo-2'-deoxyuridine

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 1.) copper powder / 1.) HMPA, 120 deg C, 2.5 h, 2.) 45 deg C, 12 h
2: 40 percent / 98percent formic acid / 0.02 h / 0 °C
View Scheme
5-trifluoromethyluracil
54-20-6

5-trifluoromethyluracil

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: hexamethyldisilazane / 1,2-dichloro-ethane / 0.75 h / Heating
2: 80 percent / zinc chloride / CHCl3 / 15 h / Ambient temperature
3: 67 percent / sodium methoxide, methanol / 1 h / Ambient temperature
View Scheme
5-trifluoromethyl-2,4-bis(trimethylsilyloxy)pyrimidine
7057-43-4

5-trifluoromethyl-2,4-bis(trimethylsilyloxy)pyrimidine

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: 80 percent / zinc chloride / CHCl3 / 15 h / Ambient temperature
2: 67 percent / sodium methoxide, methanol / 1 h / Ambient temperature
View Scheme
5-trifluoromethyluracil
54-20-6

5-trifluoromethyluracil

thymidine
50-89-5

thymidine

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

Conditions
ConditionsYield
With thymidine phosphorylase In aq. phosphate buffer at 37℃; for 1h; pH=6.8; Enzymatic reaction;
2'-deoxyuridine
951-78-0

2'-deoxyuridine

5-trifluoromethyluracil
54-20-6

5-trifluoromethyluracil

A

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

B

uracil
66-22-8

uracil

Conditions
ConditionsYield
With pyrimidine nucleoside phosphorylase from Bacillus subtilis (E.C. 2.4.2.3) immobilized on Sepabeads EC-EP In aq. phosphate buffer at 20℃; for 10h; pH=7.5; Reagent/catalyst; Enzymatic reaction;
2'-deoxyuridine
951-78-0

2'-deoxyuridine

5-trifluoromethyluracil
54-20-6

5-trifluoromethyluracil

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

Conditions
ConditionsYield
With immobilized Bacillus psychrosaccharolyticus CECT 4074 nucleoside 2'-deoxyribosyltransferase In aq. phosphate buffer at 37℃; for 2h; pH=7.5; Concentration; Enzymatic reaction;
With purine nucleoside phosphorylase; uridine phosphorylase In aq. phosphate buffer; dimethyl sulfoxide at 80℃; for 3h; pH=7; Enzymatic reaction;
5-trifluoromethyluracil
54-20-6

5-trifluoromethyluracil

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1: 2 h / 20 - 125 °C
2: copper dichloride / chloroform / 24 h / 20 - 30 °C
3: sodium methylate / methanol / 4 h / 20 - 30 °C
View Scheme
5-Iodo-2'-deoxyuridine
54-42-2

5-Iodo-2'-deoxyuridine

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1.1: pyridine / 16 h / 20 °C
2.1: sodium hydride / N,N-dimethyl-formamide / 0.5 h / -60 °C
2.2: 16 h / 20 °C
3.1: copper(l) iodide; potassium fluoride / N,N-dimethyl-formamide / 16 h / 60 °C
3.2: 16 h / 20 °C
4.1: ammonia / methanol / 16 h / 0 - 20 °C
View Scheme
3',5'-O-diacetyl-5-iodo-2'-deoxyuridine
1956-30-5

3',5'-O-diacetyl-5-iodo-2'-deoxyuridine

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: sodium hydride / N,N-dimethyl-formamide / 0.5 h / -60 °C
1.2: 16 h / 20 °C
2.1: copper(l) iodide; potassium fluoride / N,N-dimethyl-formamide / 16 h / 60 °C
2.2: 16 h / 20 °C
3.1: ammonia / methanol / 16 h / 0 - 20 °C
View Scheme
(N3-para-(methylene)bis(methoxybenzene))-5-iodo-2′-deoxyuridine-3′,5′-diacetate

(N3-para-(methylene)bis(methoxybenzene))-5-iodo-2′-deoxyuridine-3′,5′-diacetate

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: copper(l) iodide; potassium fluoride / N,N-dimethyl-formamide / 16 h / 60 °C
1.2: 16 h / 20 °C
2.1: ammonia / methanol / 16 h / 0 - 20 °C
View Scheme
2-deoxy-D-ribose
36792-88-8

2-deoxy-D-ribose

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

Conditions
ConditionsYield
Multi-step reaction with 5 steps
1.1: acetyl chloride / 0.5 h / 5 - 10 °C
1.2: 5 h / 5 - 10 °C
2.1: dmap; triethylamine / toluene / 2 h / 25 - 30 °C
3.1: hydrogenchloride; acetyl chloride; acetic acid / 1,4-dioxane; chloroform / 3.25 h / 10 - 15 °C
4.1: 1,1,1,3,3,3-hexamethyl-disilazane; chloro-trimethyl-silane / 3 h / 120 - 125 °C
4.2: 3 h / 25 - 30 °C
5.1: sodium methylate; methanol / 1.5 h / 10 - 15 °C
View Scheme
2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

Conditions
ConditionsYield
Multi-step reaction with 4 steps
1.1: dmap; triethylamine / toluene / 2 h / 25 - 30 °C
2.1: hydrogenchloride; acetyl chloride; acetic acid / 1,4-dioxane; chloroform / 3.25 h / 10 - 15 °C
3.1: 1,1,1,3,3,3-hexamethyl-disilazane; chloro-trimethyl-silane / 3 h / 120 - 125 °C
3.2: 3 h / 25 - 30 °C
4.1: sodium methylate; methanol / 1.5 h / 10 - 15 °C
View Scheme
methyl 3,5-di-O-toluoyl-2-deoxy-D-ribofuranose
4330-34-1

methyl 3,5-di-O-toluoyl-2-deoxy-D-ribofuranose

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: hydrogenchloride; acetyl chloride; acetic acid / 1,4-dioxane; chloroform / 3.25 h / 10 - 15 °C
2.1: 1,1,1,3,3,3-hexamethyl-disilazane; chloro-trimethyl-silane / 3 h / 120 - 125 °C
2.2: 3 h / 25 - 30 °C
3.1: sodium methylate; methanol / 1.5 h / 10 - 15 °C
View Scheme
2-deoxy-3,5-di-O-p-toluoyl-α-D-erythro-pentofuranosyl chloride
4330-21-6

2-deoxy-3,5-di-O-p-toluoyl-α-D-erythro-pentofuranosyl chloride

5-trifluoromethyluracil
54-20-6

5-trifluoromethyluracil

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1.1: 1,1,1,3,3,3-hexamethyl-disilazane; chloro-trimethyl-silane / 3 h / 120 - 125 °C
1.2: 3 h / 25 - 30 °C
2.1: sodium methylate; methanol / 1.5 h / 10 - 15 °C
View Scheme
(2R,3S,5R)-5-(2,4-dioxo-5-(trifluoromethyl)-3,4-dihydropyrimidin-1(2H)-yl)-2-(((4-methylbenzoyl)oxy)methyl)tetrahydrofuran-3-yl-4-methylbenzoate
7057-46-7

(2R,3S,5R)-5-(2,4-dioxo-5-(trifluoromethyl)-3,4-dihydropyrimidin-1(2H)-yl)-2-(((4-methylbenzoyl)oxy)methyl)tetrahydrofuran-3-yl-4-methylbenzoate

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

Conditions
ConditionsYield
With methanol; sodium methylate at 10 - 15℃; for 1.5h; Temperature;39 g
[(2R,3R,4R)-3,4-diacetoxy-5-chlorotetrahydrofuran-2-yl]methyl acetate
40554-98-1

[(2R,3R,4R)-3,4-diacetoxy-5-chlorotetrahydrofuran-2-yl]methyl acetate

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

Conditions
ConditionsYield
Multi-step reaction with 3 steps
1.1: acetonitrile / 3 h / 45 °C
2.1: acetyl chloride; methanol / 10 h / 0 °C
3.1: carbonic acid dimethyl ester; sodium hydrogencarbonate / N,N-dimethyl-formamide / 8 h / 120 °C
3.2: 10 h / 55 °C
3.3: 12 h / 15 °C / 4500.45 Torr / pH 7 - 8
View Scheme
4,4'-dimethoxytrityl chloride
40615-36-9

4,4'-dimethoxytrityl chloride

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

5'-O-(4,4'-dimethoxytrityl)-α,α,α-trifluorothymidine
133128-06-0

5'-O-(4,4'-dimethoxytrityl)-α,α,α-trifluorothymidine

Conditions
ConditionsYield
With pyridine; dmap at 0 - 20℃; for 21h;96%
With pyridine at 20℃; for 41.5h; Inert atmosphere;72%
With pyridine
chloro-bis-(2-methoxy-phenyl)-phenyl-methane
854751-16-9

chloro-bis-(2-methoxy-phenyl)-phenyl-methane

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

5-Trifluoromethyl-5'-dimethoxytrityl-2'-deoxyuridine

5-Trifluoromethyl-5'-dimethoxytrityl-2'-deoxyuridine

Conditions
ConditionsYield
With dmap In pyridine; dichloromethane96%
tert-butyldimethylsilyl chloride
18162-48-6

tert-butyldimethylsilyl chloride

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

5'-O-(tert-butyldimethylsilyl)-2'-deoxy-5-(trifluoromethyl)uridine
127978-84-1

5'-O-(tert-butyldimethylsilyl)-2'-deoxy-5-(trifluoromethyl)uridine

Conditions
ConditionsYield
With 1H-imidazole; dmap In N,N-dimethyl-formamide at 25℃; for 1h;93%
With pyridine for 12h; Ambient temperature;88%
acetic anhydride
108-24-7

acetic anhydride

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

3',5'-di-O-acetyl-5-(trifluoromethyl)-2'-deoxyuridine
65499-42-5

3',5'-di-O-acetyl-5-(trifluoromethyl)-2'-deoxyuridine

Conditions
ConditionsYield
dmap In acetonitrile92%
2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

5-carboxy-2'-deoxyuridine
14599-46-3

5-carboxy-2'-deoxyuridine

Conditions
ConditionsYield
With sodium hydroxide at 37℃; for 36h; pH=10;90%
bis(4-methoxyphenyl)phenylmethylium tetrafluoroborate

bis(4-methoxyphenyl)phenylmethylium tetrafluoroborate

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

5'-O-(4,4'-dimethoxytrityl)-α,α,α-trifluorothymidine
133128-06-0

5'-O-(4,4'-dimethoxytrityl)-α,α,α-trifluorothymidine

Conditions
ConditionsYield
With lithium carbonate; N-ethyl-N,N-diisopropylamine In tetrahydrofuran at 20℃; Heating;87%
2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

methylamine
74-89-5

methylamine

2'-deoxy-5-(N,N'-dimethylamidinyl)uridine

2'-deoxy-5-(N,N'-dimethylamidinyl)uridine

Conditions
ConditionsYield
With water at 60℃; for 24h;84%
arachidic anhydride
55726-22-2

arachidic anhydride

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

Icosanoic acid (2R,3S,5R)-5-(2,4-dioxo-5-trifluoromethyl-3,4-dihydro-2H-pyrimidin-1-yl)-2-icosanoyloxymethyl-tetrahydro-furan-3-yl ester
89143-03-3

Icosanoic acid (2R,3S,5R)-5-(2,4-dioxo-5-trifluoromethyl-3,4-dihydro-2H-pyrimidin-1-yl)-2-icosanoyloxymethyl-tetrahydro-furan-3-yl ester

Conditions
ConditionsYield
dmap In acetonitrile80%
3-fluorobenzoic acid anhydride
56666-54-7

3-fluorobenzoic acid anhydride

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

3',5'-di-O-(m-fluorobenzoyl)-2'-deoxy-5-trifluoromethyluridine
99502-68-8

3',5'-di-O-(m-fluorobenzoyl)-2'-deoxy-5-trifluoromethyluridine

Conditions
ConditionsYield
dmap In acetonitrile72%
2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

chloromethyl n-heptanoate
76068-79-6

chloromethyl n-heptanoate

3-n-heptanoyloxymethyl-2'-deoxy-5-trifluoromethyluridine
161632-25-3

3-n-heptanoyloxymethyl-2'-deoxy-5-trifluoromethyluridine

Conditions
ConditionsYield
With sodium iodide; potassium carbonate71.3%
1,3-Dichloro-1,1,3,3-tetraisopropyldisiloxane
69304-37-6

1,3-Dichloro-1,1,3,3-tetraisopropyldisiloxane

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

3',5'-O-TPDS-α,α,α-trifluorothymidine
133100-91-1

3',5'-O-TPDS-α,α,α-trifluorothymidine

Conditions
ConditionsYield
With pyridine for 3h; Ambient temperature;70%
p-methylbenzoic anhydride
13222-85-0

p-methylbenzoic anhydride

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

(2R,3S,5R)-5-(2,4-dioxo-5-(trifluoromethyl)-3,4-dihydropyrimidin-1(2H)-yl)-2-(((4-methylbenzoyl)oxy)methyl)tetrahydrofuran-3-yl-4-methylbenzoate
7057-46-7

(2R,3S,5R)-5-(2,4-dioxo-5-(trifluoromethyl)-3,4-dihydropyrimidin-1(2H)-yl)-2-(((4-methylbenzoyl)oxy)methyl)tetrahydrofuran-3-yl-4-methylbenzoate

Conditions
ConditionsYield
dmap In acetonitrile68%
2,3-dihydro-2H-furan
1191-99-7

2,3-dihydro-2H-furan

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

2'-deoxy-3',5'-di-O-(tetrahydro-2-furyl)-5-trifluoromethyluridine
93298-69-2

2'-deoxy-3',5'-di-O-(tetrahydro-2-furyl)-5-trifluoromethyluridine

Conditions
ConditionsYield
With toluene-4-sulfonic acid In 1,4-dioxane for 0.5h; Ambient temperature;67%
2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

C10H9F3N2O4
123822-62-8

C10H9F3N2O4

Conditions
ConditionsYield
With di-isopropyl azodicarboxylate; triphenylphosphine In acetonitrile at -15 - 0℃; for 3.16667h;67%
4-methyl-benzoyl chloride
874-60-2

4-methyl-benzoyl chloride

Hexanoyl chloride
142-61-0

Hexanoyl chloride

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

4-Methyl-benzoic acid (2R,3S,5R)-5-(2,4-dioxo-5-trifluoromethyl-3,4-dihydro-2H-pyrimidin-1-yl)-2-hexanoyloxymethyl-tetrahydro-furan-3-yl ester
110073-57-9

4-Methyl-benzoic acid (2R,3S,5R)-5-(2,4-dioxo-5-trifluoromethyl-3,4-dihydro-2H-pyrimidin-1-yl)-2-hexanoyloxymethyl-tetrahydro-furan-3-yl ester

Conditions
ConditionsYield
With pyridine66%
n-hexanoic anhydride
2051-49-2

n-hexanoic anhydride

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

Hexanoic acid (2R,3S,5R)-5-(2,4-dioxo-5-trifluoromethyl-3,4-dihydro-2H-pyrimidin-1-yl)-2-hexanoyloxymethyl-tetrahydro-furan-3-yl ester
89143-01-1

Hexanoic acid (2R,3S,5R)-5-(2,4-dioxo-5-trifluoromethyl-3,4-dihydro-2H-pyrimidin-1-yl)-2-hexanoyloxymethyl-tetrahydro-furan-3-yl ester

Conditions
ConditionsYield
dmap In acetonitrile64%
4-methyl-benzoyl chloride
874-60-2

4-methyl-benzoyl chloride

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

4-Methyl-benzoic acid (2R,3S,5R)-5-(2,4-dioxo-5-trifluoromethyl-3,4-dihydro-2H-pyrimidin-1-yl)-3-hydroxy-tetrahydro-furan-2-ylmethyl ester
99502-67-7

4-Methyl-benzoic acid (2R,3S,5R)-5-(2,4-dioxo-5-trifluoromethyl-3,4-dihydro-2H-pyrimidin-1-yl)-3-hydroxy-tetrahydro-furan-2-ylmethyl ester

Conditions
ConditionsYield
With pyridine62%
capric anhydride
2082-76-0

capric anhydride

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

Decanoic acid (2R,3S,5R)-2-decanoyloxymethyl-5-(2,4-dioxo-5-trifluoromethyl-3,4-dihydro-2H-pyrimidin-1-yl)-tetrahydro-furan-3-yl ester
89142-99-4

Decanoic acid (2R,3S,5R)-2-decanoyloxymethyl-5-(2,4-dioxo-5-trifluoromethyl-3,4-dihydro-2H-pyrimidin-1-yl)-tetrahydro-furan-3-yl ester

Conditions
ConditionsYield
dmap In acetonitrile59%
4-methyl-benzoyl chloride
874-60-2

4-methyl-benzoyl chloride

Hexanoyl chloride
142-61-0

Hexanoyl chloride

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

4-Methyl-benzoic acid (2R,3S,5R)-5-(2,4-dioxo-5-trifluoromethyl-3,4-dihydro-2H-pyrimidin-1-yl)-3-hexanoyloxy-tetrahydro-furan-2-ylmethyl ester
110073-58-0

4-Methyl-benzoic acid (2R,3S,5R)-5-(2,4-dioxo-5-trifluoromethyl-3,4-dihydro-2H-pyrimidin-1-yl)-3-hexanoyloxy-tetrahydro-furan-2-ylmethyl ester

Conditions
ConditionsYield
With pyridine57%
benzoyl chloride
98-88-4

benzoyl chloride

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

N3-benzoyl-2'-deoxy-5-(trifluoromethyl)uridine
95969-47-4

N3-benzoyl-2'-deoxy-5-(trifluoromethyl)uridine

Conditions
ConditionsYield
With triethylamine In N,N-dimethyl acetamide for 12h; Ambient temperature;56%
palmitic anhydride
623-65-4

palmitic anhydride

2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

Hexadecanoic acid (2R,3S,5R)-5-(2,4-dioxo-5-trifluoromethyl-3,4-dihydro-2H-pyrimidin-1-yl)-2-hexadecanoyloxymethyl-tetrahydro-furan-3-yl ester
89143-02-2

Hexadecanoic acid (2R,3S,5R)-5-(2,4-dioxo-5-trifluoromethyl-3,4-dihydro-2H-pyrimidin-1-yl)-2-hexadecanoyloxymethyl-tetrahydro-furan-3-yl ester

Conditions
ConditionsYield
dmap In acetonitrile53%
2'-deoxy-5-trifluoromethyluridine
70-00-8

2'-deoxy-5-trifluoromethyluridine

n-hexadecanoyl chloride
112-67-4

n-hexadecanoyl chloride

Hexadecanoic acid (2R,3S,5R)-5-(2,4-dioxo-5-trifluoromethyl-3,4-dihydro-2H-pyrimidin-1-yl)-3-hydroxy-tetrahydro-furan-2-ylmethyl ester
89144-54-7

Hexadecanoic acid (2R,3S,5R)-5-(2,4-dioxo-5-trifluoromethyl-3,4-dihydro-2H-pyrimidin-1-yl)-3-hydroxy-tetrahydro-furan-2-ylmethyl ester

Conditions
ConditionsYield
With pyridine52%

Trifluridine Chemical Properties

IUPAC Name: 1-[(2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)oxolan-2-yl]-5-(trifluoromethyl) pyrimidine-2,4-dione 
Empirical Formula: C10H11F3N2O5
Molecular Weight: 296.1999g/mol
EINECS: 200-722-8 
Structure of Trifluridine (CAS NO.70-00-8):

Index of Refraction: 1.534
Molar Refractivity: 55.92 cm3
Molar Volume: 179.8 cm3
Polarizability: 22.17×10-24cm3
Surface Tension: 56.1 dyne/cm
Density: 1.646 g/cm3 
Melting Point: 190-193 °C(lit.)
Product Categories: Pharmaceutical Raw Materials;Pyrimidine series;API intermediates;Nucleotides and Nucleosides;Antivirals for Research and Experimental Use;Biochemistry;Chemical Reagents for Pharmacology Research;Nucleosides and their analogs;Nucleosides, Nucleotides & Related Reagents;Bases & Related Reagents;Nucleotides 
Canonical SMILES: C1C(C(OC1N2C=C(C(=O)NC2=O)C(F)(F)F)CO)O
Isomeric SMILES: C1[C@@H]([C@H](O[C@H]1N2C=C(C(=O)NC2=O)C(F)(F)F)CO)O
InChI: InChI=1S/C10H11F3N2O5/c11-10(12,13)4-2-15(9(19)14-8(4)18)7-1-5(17)6(3-16)20-7/h2,5-7,16-17H,1,3H2,(H,14,18,19)/t5-,6+,7+/m0/s1
InChIKey: VSQQQLOSPVPRAZ-RRKCRQDMSA-N

Trifluridine Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
monkey LDLo intravenous 400mg/kg (400mg/kg)   Government Reports Announcements. Vol. 74(9), Pg. 60, 1974.
mouse LD50 intraperitoneal 1931mg/kg (1931mg/kg)   National Cancer Institute Screening Program Data Summary, Developmental Therapeutics Program. Vol. JAN1986,
mouse LD50 intravenous 3381mg/kg (3381mg/kg)   Progress Report Submitted to the National Cancer Institute by Arthur D. Little, Inc. Vol. -, Pg. 260, 1967.
rat LD50 intravenous 2946mg/kg (2946mg/kg) LIVER: OTHER CHANGES Progress Report Submitted to the National Cancer Institute by Arthur D. Little, Inc. Vol. -, Pg. 260, 1967.

Trifluridine Safety Profile

Hazard Codes: HarmfulXn,IrritantXi
Risk Statements: 20/21/22-40
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed. 
R40:Limited evidence of a carcinogenic effect.
Safety Statements: 22-36
S22:Do not breathe dust. 
S36:Wear suitable protective clothing.
WGK Germany: 3
RTECS: XP2087500
Hazard Note: Keep Cold

Trifluridine Specification

  Trifluridine , its cas register number is 70-00-8. It also can be called 2'-Deoxy-5-(trifluoromethyl)uridine ; 2,4(1H,3H)-Pyrimidinedione, 1-(2-deoxy-beta-D-ribofuranosyl)-5-(trifluoromethyl)- ; 5-(Trifluoromethyl)deoxyuridine ; 5-Trifluoro-2'-deoxythymidine ; 5-Trifluoromethyl-2-deoxyuridine ; F3DThd ; F3T ; F3TDR ; NSC 529182 ; NSC 75520 ; TFDU ;
 Trifluoromethyldeoxyuridine ; Trifluorothymidine ; Trifluridina ; Trifluridine ; Trifluridinum ; UNII-RMW9V5RW38 ; Uridine, 2'-deoxy-5-(trifluoromethyl)- ; Viroptic .

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