Impurity Reference Standard - Products

Flucytosine EP Impurity A

CAT No: CL-FCTS-02 CAS No: 51-21-8 Mol Wt: 130.1 Mol F: C4H3FN2O2 Inv Status: Custom Synthesis

Chemical Name: 5-Fluoropyrimidine-2,4(1H,3H)-dione

Flucytosine EP Impurity B

CAT No: CL-FCTS-03 CAS No: 56177-80-1 Mol Wt: 158.1 Mol F: C6H7FN2O2 Inv Status: Custom Synthesis

Chemical Name: 2-Ethoxy-5-fluoropyrimidin-4(3H)-one

Flucytosine Impurity 1

CAT No: CL-FCTS-04 CAS No: 1801-06-5 Mol Wt: 162.5 Mol F: C5H4ClFN2O Inv Status: Custom Synthesis

Chemical Name: 4-Chloro-5-fluoro-2-methoxypyrimidine

Flucytosine Impurity 2

CAT No: CL-FCTS-05 CAS No: 2927-71-1 Mol Wt: 167 Mol F: C4HCl2FN2 Inv Status: Custom Synthesis

Chemical Name: 2,4-Dichloro-5-fluoropyrimidine

Flucytosine Impurity 3

CAT No: CL-FCTS-06 CAS No: (6128-06-9) Mol Wt: 126.1 Mol F: C5H6N2O2 Inv Status: Custom Synthesis

Chemical Name: 6-Methoxypyrimidin-4(1H)-one

Flucytosine Impurity 4

CAT No: CL-FCTS-07 CAS No: 1353100-75-0 Mol Wt: 153.1 Mol F: C6H4FN3O Inv Status: Custom Synthesis

Chemical Name: 8-Fluoroimidazo[1,2-c]pyrimidin-5(6H)-one

Flucytosine Impurity 5

CAT No: CL-FCTS-08 CAS No: 726207-85-8 Mol Wt: 158.1 Mol F: C6H7FN2O2 Inv Status: Custom Synthesis

Chemical Name: 5-Fluoro-2-methoxy-3-methylpyrimidin-4(3H)-one

Flucytosine-13C-15N2

CAT No: CL-FCTS-09 CAS No: 1216616-31-7 Mol Wt: 132.1 Mol F: C313CH4FN15N2O Inv Status: Custom Synthesis

Chemical Name: 4-Amino-5-fluoropyrimidin-2(1H)-one-2-13C-1,3-15N2

Flucytosine Impurity 6

CAT No: CL-FCTS-10 CAS No: NA Mol Wt: 238.2 Mol F: C8H7FN6O2 Inv Status: Custom Synthesis

Chemical Name: 6-Amino-5-((5-fluoro-2-oxo-2,3-dihydropyrimidin-4-yl)amino)pyrimidin-2(1H)-one

Flucytosine Impurity 7

CAT No: CL-FCTS-11 CAS No: 155-10-2 Mol Wt: 147.5 Mol F: C4H3ClFN3 Inv Status: Custom Synthesis

Chemical Name: 2-Chloro-5-fluoropyrimidin-4-amine