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Fluorouracil Related Products


SynZeal is a leading innovator in pharmaceutical reference standards. We supply high-quality Reference Standards of Fluorouracil, pharmacopeial and non-pharmacopeial Fluorouracil impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Fluorouracil impurities reference standards are useful in pharmaceutical research. They are useful in product development, ANDA and DMF filing, quality control (QC), method validation, and stability studies. It is also useful in the identification of unknown impurities and the assessment of genotoxic potential.

Fluorouracil-related products are thoroughly characterized. Fluorouracil products are supplied with detailed COA & analytical data meeting regulatory compliance. We can also provide EP/USP traceable standards based on your requirements. The supplied products are re-tested at regular intervals.

Pharmaceutical Reference Standards

6-Chlorouracil

Picture of 6-Chlorouracil
SZ 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

6-Methyluracil

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

Fluorouracil

Picture of Fluorouracil
SZ CAT No:: 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
SZ CAT No:: SZ-F044002
CAS No: 67-52-7
Mol.F.: C4H4N2O3
Mol.Wt.: 128.1
Inv. Status: In Stock

Fluorouracil EP Impurity B

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

Fluorouracil EP Impurity D

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

Fluorouracil EP Impurity E

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

Fluorouracil EP Impurity G

Picture of Fluorouracil EP Impurity G
SZ 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

4,6-Dichloro-2-hydroxypyrimidine

Picture of 4,6-Dichloro-2-hydroxypyrimidine
SZ CAT No:: SZ-F044021
CAS No: 6297-80-9
Mol.F.: C4H2Cl2N2O
Mol.Wt.: 165.0
Inv. Status: Custom Synthesis

4,6-Dihydroxy-5-Methoxypyrimidine

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

5,6-Diamino-1,3-dimethyluracil

Picture of 5,6-Diamino-1,3-dimethyluracil
SZ CAT No:: SZ-F044015
CAS No: 5440-00-6
Mol.F.: C6H10N4O2
Mol.Wt.: 170.2
Inv. Status: Custom Synthesis

5-Fluorodihydropyrimidine-2,4-Dione

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

6-Chloro-1,3-Dimethyluracil

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

Fluorouracil Dimer Impurity

Picture of Fluorouracil Dimer Impurity
SZ CAT No:: SZ-F044022
CAS No: NA
Mol.F.: C8H5FN4O4
Mol.Wt.: 240.2
Inv. Status: Custom Synthesis

Fluorouracil EP Impurity C

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

Fluorouracil Impurity Mixture CRS (Containing Impurities D and E)

Picture of Fluorouracil Impurity Mixture CRS (Containing Impurities D and E)
SZ CAT No:: SZ-F044020
CAS No: NA
Mol.F.: C5H6N2O3 : C4H3ClN2O2
Mol.Wt.: 142.1 : 146.5
Inv. Status: Custom Synthesis

Hydroxy Urea

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

Stable Isotopes and Metabolites

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

Picture of 5-Fluorodihydropyrimidine-2,4-Dione-13C,15N2
SZ CAT No:: 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
SZ CAT No:: 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
SZ CAT No:: 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
SZ CAT No:: SZ-F044016
CAS No: NA
Mol.F.: C4H2FN3O3
Mol.Wt.: 159.1
Inv. Status: Inquire

Fluorouracil Nitroso Impurity 2

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

Fluorouracil Nitroso Impurity 3

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