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 Hydroxychloroquine-O-Acetate
N-Nitroso Hydroxychloroquine-O-Acetate
CAT No SRC-N0141922
CAS No NA
Mol.F. C20H27ClN4O3
Mol.Wt. 406.9 g/mol
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Arformoterol
N-Nitroso Arformoterol
CAT No SRC-N0141923
CAS No NA
Mol.F. C19H23N3O5
Mol.Wt. 373.4 g/mol
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Formoterol EP Impurity B
N-Nitroso Formoterol EP Impurity B
CAT No SRC-N0141924
CAS No NA
Mol.F. C18H21N3O5
Mol.Wt. 359.38 g/mol
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Formoterol EP Impurity C
N-Nitroso Formoterol EP Impurity C
CAT No SRC-N0141925
CAS No NA
Mol.F. C20H25N3O5
Mol.Wt. 387.44 g/mol
INV STATUS CUSTOM SYNTHESIS
Formoterol Nitroso Impurity 2
Formoterol Nitroso Impurity 2
CAT No SRC-N0141926
CAS No NA
Mol.F. C17H20N2O2
Mol.Wt. 284.4 g/mol
INV STATUS CUSTOM SYNTHESIS
Formoterol Nitroso Impurity 3
Formoterol Nitroso Impurity 3
CAT No SRC-N0141927
CAS No NA
Mol.F. C17H20N2O2
Mol.Wt. 284.4 g/mol
INV STATUS CUSTOM SYNTHESIS
N-nitroso (S,S)-formoterol
N-nitroso (S,S)-formoterol
CAT No SRC-N0141928
CAS No NA
Mol.F. C19H23N3O5
Mol.Wt. 373.4 g/mol
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Desformyl Arformoterol
N-Nitroso Desformyl Arformoterol
CAT No SRC-N0141929
CAS No NA
Mol.F. C18H23N3O4
Mol.Wt. 345.4 g/mol
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Desmethyl Arformoterol
N-Nitroso Desmethyl Arformoterol
CAT No SRC-N0141930
CAS No NA
Mol.F. C18H21N3O5
Mol.Wt. 359.4 g/mol
INV STATUS CUSTOM SYNTHESIS
N-Nitroso n-Acetyl Arformoterol
N-Nitroso n-Acetyl Arformoterol
CAT No SRC-N0141931
CAS No NA
Mol.F. C20H25N3O5
Mol.Wt. 387.4 g/mol
INV STATUS CUSTOM SYNTHESIS
Dabigatran Nitroso Impurity 13
Dabigatran Nitroso Impurity 13
CAT No SRC-N0141932
CAS No NA
Mol.F. C32H35N7O7
Mol.Wt. 629.7 g/mol
INV STATUS CUSTOM SYNTHESIS
Dabigatran Nitroso Impurity 14
Dabigatran Nitroso Impurity 14
CAT No SRC-N0141933
CAS No NA
Mol.F. C34H39N7O7
Mol.Wt. 657.7 g/mol
INV STATUS CUSTOM SYNTHESIS
Dabigatran Nitroso Impurity 16
Dabigatran Nitroso Impurity 16
CAT No SRC-N0141934
CAS No NA
Mol.F. C32H36N8O6
Mol.Wt. 628.7 g/mol
INV STATUS CUSTOM SYNTHESIS
Dabigatran Nitroso Impurity 17
Dabigatran Nitroso Impurity 17
CAT No SRC-N0141935
CAS No NA
Mol.F. C33H38N8O6
Mol.Wt. 642.7 g/mol
INV STATUS CUSTOM SYNTHESIS
Dabigatran Nitroso Impurity 2
Dabigatran Nitroso Impurity 2
CAT No SRC-N0141936
CAS No NA
Mol.F. C8H6N3O5
Mol.Wt. 224.2 g/mol
INV STATUS CUSTOM SYNTHESIS
Dabigatran Nitroso Impurity 5
Dabigatran Nitroso Impurity 5
CAT No SRC-N0141937
CAS No NA
Mol.F. C9H7N3O3
Mol.Wt. 205.2 g/mol
INV STATUS CUSTOM SYNTHESIS

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