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5-Fluoroorotic acid

CAS No.
703-95-7
Chemical Name:
5-Fluoroorotic acid
Synonyms
foa;5-FOA;fo;Fluoxydin;5-Fluoro-2,6-dioxo-1,2,3,6-tetrahydropyriMidine-4-carboxylic acid;5' FOA;ro2-9945;nsc31712;ent-26398;WR 152520
CBNumber:
CB6325772
Molecular Formula:
C5H3FN2O4
Molecular Weight:
174.09
MDL Number:
MFCD00042526
MOL File:
703-95-7.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-07-13 19:59:05

5-Fluoroorotic acid Properties

Melting point 278 °C (dec.)(lit.)
Boiling point 143°C (rough estimate)
Density 1.6154 (estimate)
storage temp. Sealed in dry,Store in freezer, under -20°C
solubility NH4OH 4 M: 50 mg/mL, clear, faintly yellow
pka 2.04±0.20(Predicted)
form solid
color Pale yellow
Merck 14,4176
InChI InChI=1S/C5H3FN2O4/c6-1-2(4(10)11)7-5(12)8-3(1)9/h(H,10,11)(H2,7,8,9,12)
InChIKey LODRRYMGPWQCTR-UHFFFAOYSA-N
SMILES C1(=O)NC(=O)C(F)=C(C(O)=O)N1
CAS DataBase Reference 703-95-7(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII 7IA9OUC93E

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P264-P270-P301+P312+P330-P501-P261-P305+P351+P338
Hazard Codes  Xn,Xi
Risk Statements  22-36/37/38
Safety Statements  26-36-36/37/39-27
WGK Germany  3
RTECS  UV7800000
F  10
HazardClass  IRRITANT
HS Code  29335990

5-Fluoroorotic acid price More Price(60)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TCI Chemical F0382 5-Fluoroorotic Acid Monohydrate >95.0%(HPLC)(T) 703-95-7 1g $49 2025-07-31 Buy
TCI Chemical F0382 5-Fluoroorotic Acid Monohydrate >95.0%(HPLC)(T) 703-95-7 100mg $16 2025-07-31 Buy
Biosynth FF71651 5-Fluoroorotic acid potassium salt 703-95-7 0.5g $150 2026-06-04 Buy
Biosynth FF71651 5-Fluoroorotic acid potassium salt 703-95-7 1g $150 2026-06-04 Buy
Biosynth FF71651 5-Fluoroorotic acid potassium salt 703-95-7 2.5g $163.17 2026-06-04 Buy
Product number Packaging Price Buy
F0382 1g $49 Buy
F0382 100mg $16 Buy
FF71651 0.5g $150 Buy
FF71651 1g $150 Buy
FF71651 2.5g $163.17 Buy

5-Fluoroorotic acid Chemical Properties, Uses, Production

Chemical Properties

White to Off-White Crystalline Solid

Uses

5-FOA(5-Fluoroorotic acid ) has become a valuable tool for research in the field of molecular genetics. It has been employed in the selection of resistant strains of Saccharomyces cerevisiae that possess a mutant URA3 gene which renders them orotidine-5'-phosphate decarboxylase deficient. 5-FOA is coverted to 5-fluorouridine monophosphate (5-FUMP) in yeast cells, which can become incorporated into RNA or metabolized to the highly toxic 5-fluoro-2’-deoxyuridine monophosphate (5-FdUMP). 5-FdUMP is a potent inhibitor of thymidylate synthase (TS), causing the cessation of DNA synthesis. More recently, 5-FOA has been shown to possess potent antimalarial activity against both chloroquine-susceptible and chloroquine-resistant clones of Plasmodium falciparum. Studies indicate that TS is the primary target of 5-FOA in malarial parasites. The combination of 5-FOA and uracil has been effective in treating mice infected with Plasmodium yoelli. 5-FOA may also have potential in the treatment of human malarial infections when used in combination with other agents.

Uses

Useful in the selection of orotidine-5′-phosphate decarboxylase mutants of Saccharomyces cerevisiae.

5-Fluoroorotic acid Preparation Products And Raw materials

Raw materials

Preparation Products

Global Suppliers ( 410)
Supplier Tel Email Country ProdList Advantage
Foshan Liyuan Chemical Co., Ltd 13889923167 13690318880 1170464690@qq.com China 56 58
Weihai Zhaochuan Biotechnology Co., Ltd. 13863193635 53702483@qq.com China 401 58
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44566 61
Wuhan Chemwish Technology Co., Ltd 86-027-67849912 sales@chemwish.com China 35884 56
Shanghai Sinch Parmaceuticals Tech. Co. Ltd. +86-21-54098501 sales@sinch.com.cn China 11592 64
Pure Chemistry Scientific Inc. 001-857-928-2050 or 1-888-588-9418 sales@chemreagents.com United States 10174 62
Shanghai Hanhong Scientific Co.,Ltd. 021-54306202 13764082696 info@hanhongsci.com China 42917 64

View Latest Price from 5-Fluoroorotic acid manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
5-Fluoroorotic acid pictures 2026-07-13 5-Fluoroorotic acid
703-95-7
$29.00 99.77% 10g TargetMol Chemicals Inc.
5-Fluoroorotic Acid  pictures 2026-05-28 5-Fluoroorotic Acid
703-95-7
$10.00 1KG 98% 10 ton Hebei Chuanghai Biotechnology Co,.LTD
5-Fluoroorotic acid pictures 2026-03-20 5-Fluoroorotic acid
703-95-7
$1.00 1kg 99% 10 mt Hebei Chuanghai Biotechnology Co., Ltd
1,2,3,6-tetrahydro-2,6-dioxo-5-fluoro-4-pyrimidinecarboxylicaci 1,2,3,6-tetrahydro-2,6-dioxo-5-fluoro-4-pyrimidinecarboxylicacid 5-fluoro-2,4-dioxo-1H-pyrimidine-6-carboxylic acid hydrate nsc31712 ro2-9945 2,6-Dihydroxy-5-fluoropyrimidine-4-carboxylic acid 5-FLUOROURACIL-4-CARBOXYLIC ACID 5' FOA 5-FLUOROOROTIC ACID 5-FLUORO-2,6-DIOXO-3H-PYRIMIDINE-4-CARBOXYLIC ACID 5-FLUOROORTIC ACID 5-Fluoroorotic Fluoroorotic-Acid (5' FOA) 5-fluorouracil-6-carboxylic acid 5-Fluoroorotic acid monohydrate 98% 5-Fluorooroticacidmonohydrate98% RARECHEM AH BS 0043 5-FLUOROOROTIC ACID HYDRATE 99% 4-PYRIMIDINECARBOXYLICACID,5-FLUORO-1,2,3,6-TETRAHYDRO-2,6-DIOXO 5-fluoro-1,2,3,6-tetrahydro-2,6-dioxo-4-pyrimidinecarboxylicaci 5-fluoroorotate 5-fluoro-oroticaci ent-26398 fluorooroticacid 4-Pyrimidinecarboxylic acid, 1,2,3,6-tetrahydro-2,6-dioxo-5-fluoro- WR 152520 5-Fluoro-1,2,3,6-tetrahydro-2,6-dioxo-4-pyrimidinecarboxylic acid 5-Fluoro-2,6-dioxo-1,2,3,6-tetrahydro-4-pyrimidinecarboxylic acid 5-Fluoroorotic acid anhydrous 5-Fluoro-2,6-dioxo-1,2,3,6-tetrahydropyriMidine-4-carboxylic acid 5-Fluoroorotic acid,5-FOA 5-Fluoroorotic Acid  5-Fluoroorotic acid, 98.0%+ 5-Fluoroorotic acid hydrate AldrichCPR 2,6-Dihydroxy-5-fluor-pyrimidin-4-carbonsure 5-Fluor-uracil-4-carbonsure 5-FOA, 5-Fluoroorotic acid 5-FluorooroticAcidMonohydrate> uoroorotic acid hydrate 5-Fluoroorotic Acid (5-FOA) for molecular biology, 98% 5-fluorowhey acid 5-Fluoroorotic acid, 10 mM in DMSO 5-Fluoroorotic acid potassium salt 5-FOA Fluoxydin fo foa 703-95-7 C5H5FN2O5H2O C5H5FN2O5 C5H3FN2O4.H2O C5H3FN2O4 C5H3FN2O4xH2O Activity Fluorogenic pyrimidine Fluorine series Nucleotides and Nucleosides Biochemistry