6-amino-5-fluoro-1H-pyrimidin-2-one
This is the primary chemical detail page for 6-amino-5-fluoro-1H-pyrimidin-2-one · CAS 2022-85-7. The verified molecular formula is C4H4FN3O. 213 searchable synonyms resolve back to this record. Use this page as the main reference for identifiers, naming variants, and supplier-linked context.
Overview
Key identifiers
- CAS No.
- 2022-85-7
- Primary name
- 6-amino-5-fluoro-1H-pyrimidin-2-one
- Formula
- C4H4FN3O
Record status
Added Apr 3, 2026 · Updated Apr 3, 2026
Properties
- Molecular formula
- C4H4FN3O
Safety
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About this chemical
This page represents the primary record for 6-amino-5-fluoro-1H-pyrimidin-2-one with CAS Registry Number 2022-85-7. The molecular formula is C4H4FN3O. This chemical may be referenced by 213 different names or synonyms.
Primary identifiers: English name · CAS · Molecular formula (when available). Synonym and alternate-name pages all resolve back to this record.
Synonyms and naming
Chemicals are often known by multiple names depending on context, industry, or language. This entry includes 213 searchable synonyms. Alternate-name landing pages, where present, all resolve back to this main record.
Use the synonym list below as naming context; keep this chemical detail page as the primary reference.
Formula status
The molecular formula C4H4FN3O for this substance is verified. This identifier has been confirmed to accurately represent the chemical composition.
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Same formula
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Same name search
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Synonyms
Common & readable names (196)
- 5-Fluorocytosine
- flucytosine
- 2022-85-7
- Fluorocytosine
- Ancobon
- Ancotil
- Fluocytosine
- 5-Fluorocystosine
- Flucytosin
- 5-Fluorocytosin
- Fluorcytosine
- Alcobon
- Flucytosinum
- 4-Amino-5-fluoropyrimidin-2(1H)-one
- Ro 2-9915
- Flucitosina
- Cytosine, 5-fluoro-
- 5-Flucytosine
- 4-Amino-5-fluoro-2(1H)-pyrimidinone
- 2(1H)-Pyrimidinone, 4-amino-5-fluoro-
- 2-Hydroxy-4-amino-5-fluoropyrimidine
- Flourocytosine
- Ancoban
- CHEBI:5100
- Ro-2-9915
- Ro-29915
- 6-amino-5-fluoro-1,2-dihydropyrimidin-2-one
- D83282DT06
- DTXCID403059
- RefChem:58561
- D01AE21
- J02AX01
- 217-968-7
- 5-FC
- 4-amino-5-fluoropyrimidin-2-ol
- 117969-88-7
- 5-fluoro cytosine
- 5-Flurocytosine
- Ro 29915 E/265601
- 2-Pyrimidinol, 4-amino-5-fluoro- (9CI)
- Ancobon (TN)
- 2(1H)-Pyrimidinone, 6-amino-5-fluoro-
- 130256-61-0
- Flucytosine (Ancobon)
- 4-Amino-5-fluoro-2-hydroxypyrimidine
- 2-Pyrimidinol, 4-amino-5-fluoro-
- 6-amino-5-fluoropyrimidin-2(1H)-one
- MLS000069463
- 4-AMINO-5-FLUORO-2(1H)-PYRIMIDINE
- 2(1H)-Pyrimidinone, 5-fluoro-3,4-dihydro-4-imino- (9CI)
- 4-amino-5-fluoro-1,2-dihydropyrimidin-2-one
- 5-FLUORO-4-IMINO-1,2,3,4-TETRAHYDROPYRIMIDIN-2-ONE
- s1666
- Flucytosine [USAN)
- 4-Amino-5-fluoro-1H-pyrimidin-2-one
- NCGC00016599-01
- Flucitosina [DCIT]
- SMR000059047
- ST028644
- 6-amino-5-fluoro-3-hydropyrimidin-2-one
- CAS-2022-85-7
- FLUCYTOSINE [USAN]
- Flucytosinum [INN-Latin]
- Flucytosone
- Ancotyl
- pyrimidine, 4-amino-5-fluoro-2-hydroxy-
- HSDB 3082
- 6-Amino-2-oxo-5-fluoropyrimidine
- EINECS 217-968-7
- 6-Amino-5-fluoro-2(1H)-pyrimidinone
- flucytosina
- 2(1H)-Pyrimidinone, 4-amino-5-fluoro-)
- Flucytosine RS
- Flucytosine CRS
- 4-AMINO-2-HYDROXY-5-FLUOROPYRIMIDINE
- 5-fluorocytocine
- 5-fluoro-cytosine
- 4-Amino-5-fluoro-2-hyroxypyrimidine
- GL663142 & 5FC
- Flucytosine [USAN:USP:INN:BAN:JAN]
- Flucytosine (Standard)
- CPD000059047
- Opera_ID_178
- 5-fluorocytosine Form I
- FLUCYTOSINE [MI]
- Prestwick0_000934
- Prestwick1_000934
- Prestwick2_000934
- Prestwick3_000934
- FLUCYTOSINE [INN]
- FLUCYTOSINE [JAN]
- 5-fluorocytosine Form II
- FLUCYTOSINE [HSDB]
- Epitope ID:613428
- EC 217-968-7
- 5-Fluorocytosine (5-FC)
- Flucytosine 100 microg/mL in Acetonitrile:Water
- WLN: T6MVNJ DZ EF
- CHEMBL1463
- FLUCYTOSINE [MART.]
- SCHEMBL24063
- SCHEMBL24064
- BSPBio_000868
- FLUCYTOSINE [USP-RS]
- FLUCYTOSINE [WHO-DD]
- FLUCYTOSINE [WHO-IP]
- MLS000759519
- MLS001076503
- MLS001424013
- Flucytosine, 5-Fluorocytosine
- SCHEMBL439755
- SCHEMBL439756
- SPBio_003037
- BPBio1_000956
- GL663142 & 4-Amino-5-fluoropyrimidin-2(1H)-one
- orb1310101
- SCHEMBL1223489
- SCHEMBL4434518
- Flucytosine (JP18/USP/INN)
- SCHEMBL14696800
- HY-B0139R
- FLUCYTOSINE [ORANGE BOOK]
- Flucytosine for system suitability
- 4-amino-5-fluoro-pyrimidin-2-ol
- FLUCYTOSINE [EP MONOGRAPH]
- FLUCYTOSINE [USP IMPURITY]
- GLXC-21527
- HMS1570L10
- HMS2051M04
- HMS2093J05
- HMS2097L10
- HMS2233I14
- HMS3373L05
- HMS3393M04
- HMS3655G17
- HMS3714L10
- HMS5079P08
- Pharmakon1600-01505429
- 5-FLUOROCYTOSINE [WHO-IP]
- FLUCYTOSINE [USP MONOGRAPH]
- Flucytosine 2.0 mg/ml in Methanol
- FLUCYTOSINUM [WHO-IP LATIN]
- HY-B0139
- Tox21_110515
- BDBM50248003
- EBC-04031
- EBC-26058
- MSK000319-100MW
- STK292386
- AKOS004912683
- AKOS005063821
- AKOS015896898
- AKOS030241326
- Flucytosine for system suitability CRS
- Tox21_110515_1
- CCG-100837
- CCG-213434
- CS-1935
- DB01099
- GS-5578
- KS-1060
- Cytosine, 5-fluoro- (6CI,7CI,8CI)
- NCGC00016599-02
- NCGC00016599-04
- NCGC00016599-05
- AC-11748
- BP-30254
- EMTRICITABINE IMPURITY E [WHO-IP]
- NCI60_000093
- DB-005380
- DB-268955
- DB-271174
- AB00513969
- SW197278-3
- D00323
- EN300-117264
- AB00444223-16
- AB00513969-02
- AB00513969_03
- AB00513969_04
- 5-Fluorocytosine, Vetec(TM) reagent grade, 99%
- Flucytosine Solution in Methanol/Water, 100ug/mL
- Q238490
- SR-01000721885
- SR-01000721885-5
- BRD-K82143716-001-15-7
- BRD-K82143716-001-19-9
- BRD-K82143716-001-20-7
- 4-AMINO-5-FLUOROPYRIMIDIN-2(1H)-ONE [WHO-IP]
- Z1201621875
- Flucytosine, European Pharmacopoeia (EP) Reference Standard
- 2(1H)-PYRIMIDINONE, 5-FLUORO-3,4-DIHYDRO-4-IMINO-
- Flucytosine, United States Pharmacopeia (USP) Reference Standard
- Flucytosine, Pharmaceutical Secondary Standard; Certified Reference Material
- Flucytosine for system suitability, European Pharmacopoeia (EP) Reference Standard
- 1LD
Registry & reference names (17)
- DTXSID3023059
- NSC-103805
- NSC103805
- MFCD00006035
- NSC 103805
- UNII-D83282DT06
- F0321
- NSC759130
- SBB000061
- FF02813
- NC00087
- NSC-759130
- SB57097
- SY004438
- NS00000532
- H10295
- F006215
Related Chemicals
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Chemicals with same formula (C4H4FN3O)
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