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 Vortioxetine
N-Nitroso Vortioxetine
CAT No SRC-N014022
CAS No 2925447-38-5
Mol.F. C18H21N3OS
Mol.Wt. 327.4g/mol
INV STATUS IN STOCK
Rivaroxaban Nitroso Impurity 1
Rivaroxaban Nitroso Impurity 1
CAT No SRC-N014023
CAS No 25413-76-7
Mol.F. C8H10N2O2
Mol.Wt. 166.2g/mol
INV STATUS IN STOCK
Rivaroxaban Nitroso Impurity 4
Rivaroxaban Nitroso Impurity 4
CAT No SRC-N014024
CAS No 20689-96-7
Mol.F. C9H12N2O
Mol.Wt. 164.2g/mol
INV STATUS IN STOCK
Varenicline Nitroso
Varenicline Nitroso
CAT No SRC-N014025
CAS No 2755871-02-2
Mol.F. C13H12N4O
Mol.Wt. 240.3g/mol
INV STATUS IN STOCK
Vildagliptin N-Nitroso-L-Prolinaminde Impurity
Vildagliptin N-Nitroso-L-Prolinaminde Impurity
CAT No SRC-N014026
CAS No 79108-51-3
Mol.F. C5H9N3O2
Mol.Wt. 143.1 g/mol
INV STATUS IN STOCK
Vildagliptin N-Nitroso-L-Proline Methyl Ester
Vildagliptin N-Nitroso-L-Proline Methyl Ester
CAT No SRC-N014027
CAS No 35909-01-4
Mol.F. C6H10N2O3
Mol.Wt. 158.2g/mol
INV STATUS IN STOCK
Tizanildine Nitroso Impurity 2
Tizanildine Nitroso Impurity 2
CAT No SRC-N014028
CAS No NA
Mol.F. C11H9ClN6O2S
Mol.Wt. 324.7 g/mol
INV STATUS IN STOCK
Hydralazine Nitroso Impurity
Hydralazine Nitroso Impurity
CAT No SRC-N014029
CAS No NA
Mol.F. C8H7N5O
Mol.Wt. 189.2 g/mol
INV STATUS IN STOCK
1,4-Dinitrosopiperazine
1,4-Dinitrosopiperazine
CAT No SRC-N014030
CAS No 140-79-4
Mol.F. C4H8N4O2
Mol.Wt. 144.1g/mol
INV STATUS IN STOCK
1-Methyl-4-Nitrosopiperazine
1-Methyl-4-Nitrosopiperazine
CAT No SRC-N014031
CAS No 16339-07-4
Mol.F. C5H11N3O
Mol.Wt. 129.2 g/mol
INV STATUS IN STOCK

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