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Pharmaceutical Reference Standards

Fluorouracil

Picture of Fluorouracil
CAT No: SZ-F044001
CAS No: 51-21-8
Mol.F. : C4H3FN2O2
Mol.Wt. : 130.1
Inv. Status: In Stock
SZ-F044001
CAS No:51-21-8
Mol.F.: C4H3FN2O2
Mol.Wt.: 130.1
Inv. Status: In Stock

Fluorouracil EP Impurity A

Picture of Fluorouracil EP Impurity A
CAT No: SZ-F044002
CAS No: 67-52-7
Mol.F. : C4H4N2O3
Mol.Wt. : 128.1
Inv. Status: Custom Synthesis
SZ-F044002
CAS No:67-52-7
Mol.F.: C4H4N2O3
Mol.Wt.: 128.1
Inv. Status: Custom Synthesis

Fluorouracil EP Impurity B

Picture of Fluorouracil EP Impurity B
CAT No: SZ-F044003
CAS No: 496-76-4
Mol.F. : C4H4N2O3
Mol.Wt. : 128.1
Inv. Status: Custom Synthesis
SZ-F044003
CAS No:496-76-4
Mol.F.: C4H4N2O3
Mol.Wt.: 128.1
Inv. Status: Custom Synthesis

Fluorouracil EP Impurity C

Picture of Fluorouracil EP Impurity C
CAT No: SZ-F044004
CAS No: 66-22-8
Mol.F. : C4H4N2O2
Mol.Wt. : 112.1
Inv. Status: Custom Synthesis
SZ-F044004
CAS No:66-22-8
Mol.F.: C4H4N2O2
Mol.Wt.: 112.1
Inv. Status: Custom Synthesis

Fluorouracil EP Impurity D

Picture of Fluorouracil EP Impurity D
CAT No: SZ-F044005
CAS No: 6623-81-0
Mol.F. : C5H6N2O3
Mol.Wt. : 142.1
Inv. Status: Custom Synthesis
SZ-F044005
CAS No:6623-81-0
Mol.F.: C5H6N2O3
Mol.Wt.: 142.1
Inv. Status: Custom Synthesis

Fluorouracil EP Impurity E

Picture of Fluorouracil EP Impurity E
CAT No: SZ-F044006
CAS No: 1820-81-1
Mol.F. : C4H3ClN2O2
Mol.Wt. : 146.5
Inv. Status: In Stock
SZ-F044006
CAS No:1820-81-1
Mol.F.: C4H3ClN2O2
Mol.Wt.: 146.5
Inv. Status: In Stock

Fluorouracil EP Impurity F

Picture of Fluorouracil EP Impurity F
CAT No: SZ-F044007
CAS No: 56177-80-1
Mol.F. : C6H7FN2O2
Mol.Wt. : 158.1
Inv. Status: Custom Synthesis
SZ-F044007
CAS No:56177-80-1
Mol.F.: C6H7FN2O2
Mol.Wt.: 158.1
Inv. Status: Custom Synthesis

Fluorouracil EP Impurity G

Picture of Fluorouracil EP Impurity G
CAT No: SZ-F044008
CAS No: 57-13-6
Mol.F. : CH4N2O
Mol.Wt. : 60.1
Inv. Status: In Stock, 3-4 days for Dispatch
SZ-F044008
CAS No:57-13-6
Mol.F.: CH4N2O
Mol.Wt.: 60.1
Inv. Status: In Stock, 3-4 days for Dispatch

4,6-Dihydroxy-5-Methoxypyrimidine

Picture of 4,6-Dihydroxy-5-Methoxypyrimidine
CAT No: SZ-F044009
CAS No: 5193-84-0
Mol.F. : C5H6N2O3
Mol.Wt. : 142.1
Inv. Status: Custom Synthesis
SZ-F044009
CAS No:5193-84-0
Mol.F.: C5H6N2O3
Mol.Wt.: 142.1
Inv. Status: Custom Synthesis

5-Fluorodihydropyrimidine-2,4-Dione

Picture of 5-Fluorodihydropyrimidine-2,4-Dione
CAT No: SZ-F044010
CAS No: 696-06-0
Mol.F. : C4H5FN2O2
Mol.Wt. : 132.1
Inv. Status: Custom Synthesis
SZ-F044010
CAS No:696-06-0
Mol.F.: C4H5FN2O2
Mol.Wt.: 132.1
Inv. Status: Custom Synthesis

6-Chlorouracil

Picture of 6-Chlorouracil
CAT No: SZ-F044011
CAS No: 4270-27-3
Mol.F. : C4H3ClN2O2
Mol.Wt. : 146.5
Inv. Status: In Stock, 3-4 days for Dispatch
SZ-F044011
CAS No:4270-27-3
Mol.F.: C4H3ClN2O2
Mol.Wt.: 146.5
Inv. Status: In Stock, 3-4 days for Dispatch

6-Chloro-1,3-Dimethyluracil

Picture of 6-Chloro-1,3-Dimethyluracil
CAT No: SZ-F044012
CAS No: 6972-27-6
Mol.F. : C6H7ClN2O2
Mol.Wt. : 174.6
Inv. Status: Custom Synthesis
SZ-F044012
CAS No:6972-27-6
Mol.F.: C6H7ClN2O2
Mol.Wt.: 174.6
Inv. Status: Custom Synthesis

6-Methyluracil

Picture of 6-Methyluracil
CAT No: SZ-F044013
CAS No: 626-48-2
Mol.F. : C5H6N2O2
Mol.Wt. : 126.1
Inv. Status: Custom Synthesis
SZ-F044013
CAS No:626-48-2
Mol.F.: C5H6N2O2
Mol.Wt.: 126.1
Inv. Status: Custom Synthesis

Hydroxy Urea

Picture of Hydroxy Urea
CAT No: SZ-F044014
CAS No: 127-07-1
Mol.F. : CH4N2O2
Mol.Wt. : 76.1
Inv. Status: Custom Synthesis
SZ-F044014
CAS No:127-07-1
Mol.F.: CH4N2O2
Mol.Wt.: 76.1
Inv. Status: Custom Synthesis

Fluorouracil Impurity 1

Picture of Fluorouracil Impurity 1
CAT No: SZ-F044015
CAS No: 5440-00-6
Mol.F. : C6H10N4O2
Mol.Wt. : 170.2
Inv. Status: Custom Synthesis
SZ-F044015
CAS No:5440-00-6
Mol.F.: C6H10N4O2
Mol.Wt.: 170.2
Inv. Status: Custom Synthesis

Stable Isotopes and Metabolites

5-Fluorodihydropyrimidine-2,4-Dione-13C,15N2

Picture of 5-Fluorodihydropyrimidine-2,4-Dione-13C,15N2
CAT No: SZ-F044D01
CAS No: 1189492-99-6
Mol.F. : C313CH5F15N2O2
Mol.Wt. : 135.1
Inv. Status: Custom Synthesis
SZ-F044D01
CAS No:1189492-99-6
Mol.F.: C313CH5F15N2O2
Mol.Wt.: 135.1
Inv. Status: Custom Synthesis

5-Fluorouracil-13C,15N2

Picture of 5-Fluorouracil-13C,15N2
CAT No: SZ-F044D02
CAS No: 1189423-58-2
Mol.F. : C313CH3F15N2O2
Mol.Wt. : 133.1
Inv. Status: Custom Synthesis
SZ-F044D02
CAS No:1189423-58-2
Mol.F.: C313CH3F15N2O2
Mol.Wt.: 133.1
Inv. Status: Custom Synthesis

5-Fluorouracil-15N2

Picture of 5-Fluorouracil-15N2
CAT No: SZ-F044D03
CAS No: 68941-95-7
Mol.F. : C4H3F15N2O2
Mol.Wt. : 132.1
Inv. Status: Custom Synthesis
SZ-F044D03
CAS No:68941-95-7
Mol.F.: C4H3F15N2O2
Mol.Wt.: 132.1
Inv. Status: Custom Synthesis

Possible Nitroso Standards

Fluorouracil Nitroso Impurity 1

Picture of Fluorouracil Nitroso Impurity 1
CAT No: SZ-F044016
CAS No: NA
Mol.F. : C4H2FN3O3
Mol.Wt. : 159.1
Inv. Status: Custom Synthesis
SZ-F044016
CAS No:NA
Mol.F.: C4H2FN3O3
Mol.Wt.: 159.1
Inv. Status: Custom Synthesis

Fluorouracil Nitroso Impurity 2

Picture of Fluorouracil Nitroso Impurity 2
CAT No: SZ-F044017
CAS No: NA
Mol.F. : C4H2FN3O3
Mol.Wt. : 159.1
Inv. Status: Custom Synthesis
SZ-F044017
CAS No:NA
Mol.F.: C4H2FN3O3
Mol.Wt.: 159.1
Inv. Status: Custom Synthesis

Fluorouracil Nitroso Impurity 3

Picture of Fluorouracil Nitroso Impurity 3
CAT No: SZ-F044018
CAS No: NA
Mol.F. : C4HFN4O4
Mol.Wt. : 188.1
Inv. Status: Custom Synthesis
SZ-F044018
CAS No:NA
Mol.F.: C4HFN4O4
Mol.Wt.: 188.1
Inv. Status: Custom Synthesis

Fluorouracil Nitroso Impurity 4

Picture of Fluorouracil Nitroso Impurity 4
CAT No: SZ-F044019
CAS No: NA
Mol.F. : C6H9N5O3
Mol.Wt. : 199.2
Inv. Status: Custom Synthesis
SZ-F044019
CAS No:NA
Mol.F.: C6H9N5O3
Mol.Wt.: 199.2
Inv. Status: Custom Synthesis