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 Maribavir
N-Nitroso Maribavir
CAT No SRC-N0141452
CAS No NA
Mol.F. C15H18Cl2N4O5
Mol.Wt. 405.2
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Pralsetinib
N-Nitroso Pralsetinib
CAT No SRC-N0141453
CAS No NA
Mol.F. C27H31FN10O3
Mol.Wt. 562.6
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Belumosudil
N-Nitroso Belumosudil
CAT No SRC-N0141454
CAS No NA
Mol.F. C26H23N7O3
Mol.Wt. 481.5
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Belumosudil Impurity 1
N-Nitroso Belumosudil Impurity 1
CAT No SRC-N0141455
CAS No NA
Mol.F. C26H23N7O3
Mol.Wt. 481.5
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Avacopan
N-Nitroso Avacopan
CAT No SRC-N0141456
CAS No NA
Mol.F. C33H34F4N4O3
Mol.Wt. 610.7
INV STATUS CUSTOM SYNTHESIS
Abrocitinib Nitroso Impurity 1
Abrocitinib Nitroso Impurity 1
CAT No SRC-N0141457
CAS No NA
Mol.F. C14H20N6O4S
Mol.Wt. 368.4
INV STATUS CUSTOM SYNTHESIS
Abrocitinib Nitroso Impurity 2
Abrocitinib Nitroso Impurity 2
CAT No SRC-N0141458
CAS No NA
Mol.F. C13H18N6O4S
Mol.Wt. 354.4
INV STATUS CUSTOM SYNTHESIS
Abrocitinib Nitroso Impurity 3
Abrocitinib Nitroso Impurity 3
CAT No SRC-N0141459
CAS No NA
Mol.F. C14H20N6O3S
Mol.Wt. 352.4
INV STATUS CUSTOM SYNTHESIS
Abrocitinib Nitroso Impurity 4
Abrocitinib Nitroso Impurity 4
CAT No SRC-N0141460
CAS No NA
Mol.F. C14H20N6O3S
Mol.Wt. 352.4
INV STATUS CUSTOM SYNTHESIS
N-Nitroso N-Desmethyl Abrocitinib
N-Nitroso N-Desmethyl Abrocitinib
CAT No SRC-N0141461
CAS No NA
Mol.F. C13H18N6O3S
Mol.Wt. 338.4
INV STATUS CUSTOM SYNTHESIS

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