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

5-Desbromo Nitroso Etravirine
5-Desbromo Nitroso Etravirine
CAT No SRC-N014816
CAS No NA
Mol.F. C20H15N7O2
Mol.Wt. 385.4
INV STATUS CUSTOM SYNTHESIS
Etravirine Impurity 20
Etravirine Impurity 20
CAT No SRC-N014817
CAS No NA
Mol.F. C21H14BrN5O2
Mol.Wt. 448.3
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Folinic Acid Impurity C
N-Nitroso Folinic Acid Impurity C
CAT No SRC-N014818
CAS No 26360-21-4
Mol.F. C19H18N8O7
Mol.Wt. 470.4
INV STATUS CUSTOM SYNTHESIS
Folinic Acid Nitroso Impurity 1
Folinic Acid Nitroso Impurity 1
CAT No SRC-N014819
CAS No NA
Mol.F. C20H20N8O8 : Ca
Mol.Wt. 500.4 : 40.1
INV STATUS CUSTOM SYNTHESIS
Levofolinic Acid Nitroso Impurity 1
Levofolinic Acid Nitroso Impurity 1
CAT No SRC-N014820
CAS No NA
Mol.F. C20H21N8O8 : Ca
Mol.Wt. 501.4 : 40.1
INV STATUS CUSTOM SYNTHESIS
Levofolinic Acid Nitroso Impurity 2
Levofolinic Acid Nitroso Impurity 2
CAT No SRC-N014821
CAS No NA
Mol.F. C20H21N8O8 : Ca
Mol.Wt. 501.4 : 40.1
INV STATUS CUSTOM SYNTHESIS
N,N'-Dinitroso Aciclovir EP Impurity K
N,N'-Dinitroso Aciclovir EP Impurity K
CAT No SRC-N014822
CAS No NA
Mol.F. C17H20N12O8
Mol.Wt. 520.4
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Aciclovir EP Impurity K
 N-Nitroso Aciclovir EP Impurity K
CAT No SRC-N014823
CAS No NA
Mol.F. C17H21N11O7
Mol.Wt. 491.4
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Agomelatine
N-Nitroso Agomelatine
CAT No SRC-N014824
CAS No NA
Mol.F. C11H12BrN3O
Mol.Wt. 272.3
INV STATUS CUSTOM SYNTHESIS
Agomelatine Nitroso Impurity 1
Agomelatine Nitroso Impurity 1
CAT No SRC-N014825
CAS No NA
Mol.F. C26H26N2O3
Mol.Wt. 414.5
INV STATUS CUSTOM SYNTHESIS

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