Nitrofurantoin Impurities

Nitrofurantoin Related Products

SynZeal is a leading innovator in pharmaceutical reference standards. We supply high-quality Reference Standards of Nitrofurantoin, pharmacopeial and non-pharmacopeial Nitrofurantoin impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Nitrofurantoin 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.

Nitrofurantoin-related products are thoroughly characterized. Nitrofurantoin 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

1-Aminohydantoin

SZ CAT No:	: SZ-N027008
CAS No	: 6301-02-6
Mol.F.	: C3H5N3O2
Mol.Wt.	: 115.1
Inv. Status	: In Stock
Rel. CAS No	: 2827-56-7 (HCl salt) ; 191718-90-8 (K salt)

Chlorofurantoin

SZ CAT No:	: SZ-N027005
CAS No	: 2620835-29-0
Mol.F.	: C8H6ClN3O3
Mol.Wt.	: 227.6
Inv. Status	: In Stock

Nitrofurantoin

SZ CAT No:	: SZ-N027001
CAS No	: 67-20-9
Mol.F.	: C8H6N4O5
Mol.Wt.	: 238.2
Inv. Status	: In Stock, 3-4 days for Dispatch
Rel. CAS No	: 17140-81-7 (hydrate)

Nitrofurantoin Impurity 1

SZ CAT No:	: SZ-N027004
CAS No	: 91447-38-0
Mol.F.	: C7H7N3O5
Mol.Wt.	: 213.2
Inv. Status	: In Stock
Rel. CAS No	: 150870-92-1 (Na salt)

Nitrofurantoin USP Related Compound A

SZ CAT No:	: SZ-N027003
CAS No	: 63981-22-6
Mol.F.	: C8H8N4O6
Mol.Wt.	: 256.2
Inv. Status	: In Stock

Nitrofurazone

SZ CAT No:	: SZ-N027002
CAS No	: 59-87-0
Mol.F.	: C6H6N4O4
Mol.Wt.	: 198.1
Inv. Status	: In Stock

Nitrofurantoin Impurity 4

SZ CAT No:	: SZ-N027009
CAS No	: 3456-04-0
Mol.F.	: C12H10N4O5
Mol.Wt.	: 290.2
Inv. Status	: Custom Synthesis
Rel. CAS No	: 22060-53-3 (sodium salt) ; 22060-44-2 (potassium salt)

Nitrofurantoin Impurity 5

SZ CAT No:	: SZ-N027013
CAS No	: NA
Mol.F.	: C6H10ClN3O2
Mol.Wt.	: 191.6
Inv. Status	: Custom Synthesis

Nitrofurantoin Impurity 6

SZ CAT No:	: SZ-N027014
CAS No	: NA
Mol.F.	: C6H9N3O2
Mol.Wt.	: 155.2
Inv. Status	: Custom Synthesis

Nitrofurantoin Impurity 7

SZ CAT No:	: SZ-N027015
CAS No	: NA
Mol.F.	: C6H10ClN3O2
Mol.Wt.	: 191.6
Inv. Status	: Custom Synthesis

Nitrofurantoin Monohydrate

SZ CAT No:	: SZ-N027011
CAS No	: 17140-81-7
Mol.F.	: C8H6N4O5 : H2O
Mol.Wt.	: 238.2 : 18.0
Inv. Status	: Custom Synthesis
Rel. CAS No	: 67-20-9 (free base)

Nitrofurantoin Impurity 10

SZ CAT No:	: SZ-N027018
CAS No	: 620-02-0
Mol.F.	: C6H6O2
Mol.Wt.	: 110.1
Inv. Status	: Under Synthesis

Nitrofurantoin Impurity 11

SZ CAT No:	: SZ-N027019
CAS No	: NA
Mol.F.	: C10H11NO7
Mol.Wt.	: 257.2
Inv. Status	: Under Synthesis

Nitrofurantoin Impurity 12

SZ CAT No:	: SZ-N027020
CAS No	: 19411-36-0
Mol.F.	: C7H14N4O
Mol.Wt.	: 170.2
Inv. Status	: Under Synthesis

Nitrofurantoin Impurity 8

SZ CAT No:	: SZ-N027016
CAS No	: 98197-23-0
Mol.F.	: C6H9N3O2
Mol.Wt.	: 155.2
Inv. Status	: Under Synthesis
Rel. CAS No	: 1007569-87-0 (HCl salt)

Nitrofurantoin Impurity 9

SZ CAT No:	: SZ-N027017
CAS No	: 99409-14-0
Mol.F.	: C6H11N3O
Mol.Wt.	: 141.2
Inv. Status	: Under Synthesis

Acetone Semicarbazone

SZ CAT No:	: SZ-N027021
CAS No	: 110-20-3
Mol.F.	: C4H9N3O
Mol.Wt.	: 115.1
Inv. Status	:
Rel. CAS No	: 149838-61-9 (HCl salt)

Stable Isotopes and Metabolites

Nitrofurantoin-13C3

SZ CAT No:	: SZ-N027D01
CAS No	: 1217226-46-4
Mol.F.	: C513C3H6N4O5
Mol.Wt.	: 241.1
Inv. Status	: Custom Synthesis

N-Nitroso Nitrofurantoin-13C15N3

SZ CAT No:	: SZ-N027D02
CAS No	: NA
Mol.F.	: C713CH5N215N3O6
Mol.Wt.	: 271.1
Inv. Status	: Custom Synthesis

Possible Nitroso Standards

Nitrofurantoin Nitroso Impurity 1

SZ CAT No:	: SZ-N027012
CAS No	: NA
Mol.F.	: C7H6N4O6
Mol.Wt.	: 242.1
Inv. Status	: Custom Synthesis

N-Nitroso Nitrofurantoin

SZ CAT No:	: SZ-N027010
CAS No	: NA
Mol.F.	: C8H5N5O6
Mol.Wt.	: 267.2
Inv. Status	: Inquire

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