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 Capivasertib Impurity 20
N-Nitroso Capivasertib Impurity 20
CAT No SRC-N0141826
CAS No NA
Mol.F. C11H19N3O5
Mol.Wt. 273.29
INV STATUS IN STOCK
4-amino-1-nitrosopiperidine-4-carboxylic acid
4-amino-1-nitrosopiperidine-4-carboxylic acid
CAT No SRC-N0141827
CAS No NA
Mol.F. C6H11N3O3
Mol.Wt. 173.17
INV STATUS UNDER SYNTHESIS
N-Nitroso Capivasertib Impurity 1
N-Nitroso Capivasertib Impurity 1
CAT No SRC-N0141828
CAS No NA
Mol.F. C17H22N6O5
Mol.Wt. 390.40
INV STATUS UNDER SYNTHESIS
N-Nitroso Capivasertib Impurity 7
N-Nitroso Capivasertib Impurity 7
CAT No SRC-N0141829
CAS No NA
Mol.F. C26H32ClN7O5
Mol.Wt. 558.04
INV STATUS UNDER SYNTHESIS
N-Nitroso Capivasertib 
N-Nitroso Capivasertib 
CAT No SRC-N0141830
CAS No NA
Mol.F. C21H24ClN7O3
Mol.Wt. 457.92
INV STATUS UNDER SYNTHESIS
Naratriptan Nitroso Impurity 1
Naratriptan Nitroso Impurity 1
CAT No SRC-N0141831
CAS No NA
Mol.F. C16H20N4O3S
Mol.Wt. 348.8
INV STATUS CUSTOM SYNTHESIS
Naratriptan Nitroso Impurity 2
Naratriptan Nitroso Impurity 2
CAT No SRC-N0141832
CAS No NA
Mol.F. C29H35N7O4S
Mol.Wt. 577.7
INV STATUS CUSTOM SYNTHESIS
Naratriptan Nitroso Impurity 3
Naratriptan Nitroso Impurity 3
CAT No SRC-N0141833
CAS No NA
Mol.F. C19H29N5O5S2
Mol.Wt. 471.6
INV STATUS UNDER SYNTHESIS
N-Nitroso Naratriptan Pyridinium
N-Nitroso Naratriptan Pyridinium
CAT No SRC-N0141834
CAS No NA
Mol.F. C17H19N4O3S
Mol.Wt. 359.4
INV STATUS CUSTOM SYNTHESIS
N-Nitroso-N-Sulfamoylethyl Naratriptan Pyridinium
N-Nitroso-N-Sulfamoylethyl Naratriptan Pyridinium
CAT No SRC-N0141835
CAS No NA
Mol.F. C20H26N5O5S2
Mol.Wt. 480.6
INV STATUS CUSTOM SYNTHESIS
Naratriptan Nitroso Impurity 4
Naratriptan Nitroso Impurity 4
CAT No SRC-N0141836
CAS No NA
Mol.F. C16H22N4O3S
Mol.Wt. 350.4
INV STATUS CUSTOM SYNTHESIS
Frovatriptan Nitroso Impurity 3
Frovatriptan Nitroso Impurity 3
CAT No SRC-N0141837
CAS No NA
Mol.F. C7H8N4O2
Mol.Wt. 180.2
INV STATUS CUSTOM SYNTHESIS
Cabozantinib Nitroso Impurity 1
Cabozantinib Nitroso Impurity 1
CAT No SRC-N0141838
CAS No NA
Mol.F. C12H13N3O6
Mol.Wt. 295.3
INV STATUS CUSTOM SYNTHESIS
Cabozantinib Nitroso Impurity 2
Cabozantinib Nitroso Impurity 2
CAT No SRC-N0141839
CAS No NA
Mol.F. C17H15N3O4
Mol.Wt. 325.3
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Cafedrine
N-Nitroso Cafedrine
CAT No SRC-N0141840
CAS No NA
Mol.F. C18H22N6O4
Mol.Wt. 386.4
INV STATUS CUSTOM SYNTHESIS
Cafedrine Nitroso Impurity 1
Cafedrine Nitroso Impurity 1
CAT No SRC-N0141841
CAS No NA
Mol.F. C17H20N6O6
Mol.Wt. 404.4
INV STATUS CUSTOM SYNTHESIS

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