We are thrilled to announce that the highly anticipated N-Nitroso impurities of Amide and Indole have now been successfully developed e.g. N-Nitroso Orlistat , N-Nitroso Ropinirole , N-Nitroso Caprolactam ,N-Nitroso Gabapentin EP Impurity A , N-Nitroso Rizatriptan , N-Nitroso Zolmitriptan, N-Nitroso Naratriptan , N-Nitroso Tadalafil , N-Nitroso Eletriptan etc. are ready Stock
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We are thrilled to announce that the highly anticipated N-Nitroso impurities of Amide and Indole have now been successfully developed e.g. N-Nitroso Orlistat , N-Nitroso Ropinirole , N-Nitroso Caprolactam ,N-Nitroso Gabapentin EP Impurity A , N-Nitroso Rizatriptan , N-Nitroso Zolmitriptan, N-Nitroso Naratriptan , N-Nitroso Tadalafil , N-Nitroso Eletriptan etc. are ready Stock

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Nitroso

Nitrosamines are a group of chemical compounds that contain the nitroso functional group (NO) attached to an amine group (-NH). They can form in various ways, including through industrial processes, combustion, and certain chemical reactions, particularly involving nitrites and secondary amines. Nitrosamines are of concern because Many nitrosamines (N-Nitrosamines) are potent genotoxins; some have been classified as possible human carcinogens, although the degree of risk can vary depending on factors such as the amount of exposure and individual susceptibility. Synchemia Research Chemical is dedicated to thoroughly investigating the formation of nitroso impurities in APIs, including those related to the manufacturing processes. This approach indicates a proactive stance toward quality control and regulatory compliance. By exploring all potential sources of nitroso impurities, including those arising from the production processes themselves, Synchemia Research Chemical demonstrates a commitment to ensuring the purity, safety, and efficacy of their pharmaceutical products. Nitrosoamines, including N-Des-methyl Nitroso impurities, are important in pharmaceutical research and development due to their potential impact on drug safety and efficacy. Understanding and controlling the presence of these impurities is crucial for ensuring the quality and safety of pharmaceutical products. Can N-Nitrosamines exist in two different stable forms? N-nitrosamines substituted with two different alkyl groups can exist in two different stable forms distinguishable by several analytical methods. The two rotamers may differ in their overall dipole moment and therefore may posses different chemical and physical properties. Why do I see two peaks when analyzing N-Nitrosamines by HPLC or GC? HPLC and GC)analysis of N-nitrosamines may show two rotamers of the N-nitrosamine as two separate peaks. Whether two peaks are observed depends on the structure of the N-nitrosamine (i.e., symmetric vs. asymmetric) as well as the separation power of the analytical method.
We are the Synchemia Research Chemical specializes in manufacturing and exporting various nitrosoamine compounds, particularly focusing on N-Des-methyl Nitroso impurities of various APIs and nitroso compounds of direct APIs that contain secondary amines. By specializing in the synthesis and export of these compounds, Synchemia Research likely plays a significant role in supporting the pharmaceutical industry's efforts to meet regulatory requirements and ensure the highest standards of quality and safety in drug manufacturing.
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Pharmaceutical Reference Standards

N-Nitroso Amlodipine Impurity
N-Nitroso Amlodipine Impurity
CAT No SRC-N014002
CAS No NA
Mol.F. C20H24ClN3O6
Mol.Wt. 437.9 g/mol
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Benazepril Impurity
N-Nitroso Benazepril Impurity
CAT No SRC-N014003
CAS No 3028194-79-5
Mol.F. C24H27N3O6
Mol.Wt. 453.49 g/mol
INV STATUS IN STOCK
N-Nitroso Bisoprolol Impurity
N-Nitroso Bisoprolol Impurity
CAT No SRC-N014004
CAS No 2820170-76-9
Mol.F. C18H30N2O5
Mol.Wt. 354.4 g/mol
INV STATUS IN STOCK
N-Nitroso Bupropion Impurity
N-Nitroso Bupropion Impurity
CAT No SRC-N014005
CAS No 2763780-10-3
Mol.F. C13H17ClN2O2
Mol.Wt. 268.7 g/mol
INV STATUS IN STOCK
N-Nitroso Benzonatate Impurity
N-Nitroso Benzonatate Impurity
CAT No SRC-N014006
CAS No NA
Mol.F. C30H52N2O12
Mol.Wt. 632.7 g/mol
INV STATUS IN STOCK
N-Nitroso Diclofenac Impurity
N-Nitroso Diclofenac Impurity
CAT No SRC-N014007
CAS No 66505-80-4
Mol.F. C14H10Cl2N2O3
Mol.Wt. 325.1 g/mol
INV STATUS IN STOCK
N-Nitroso Gliclazide EP Impurity B
N-Nitroso Gliclazide EP Impurity B
CAT No SRC-N014008
CAS No 54786-86-6
Mol.F. C7H12N2O
Mol.Wt. 140.18g/mol
INV STATUS IN STOCK
N-Nitroso Hydrochlorothiazide Impurity
N-Nitroso Hydrochlorothiazide Impurity
CAT No SRC-N014009
CAS No 63779-86-2
Mol.F. C7H7ClN4O5S2
Mol.Wt. 326.7g/mol
INV STATUS IN STOCK
 N-Nitroso-Fluoxetine
 N-Nitroso-Fluoxetine
CAT No SRC-N014010
CAS No 150494-06-7
Mol.F. C17H17F3N2O2
Mol.Wt. 338.3 g/mol
INV STATUS IN STOCK
N-Nitroso Metoprolol
N-Nitroso Metoprolol
CAT No SRC-N014011
CAS No 138768-62-4
Mol.F. C15H24N2O4
Mol.Wt. 296.4g/mol
INV STATUS IN STOCK
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