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

Nitrosamines Impurity 58
Nitrosamines Impurity 58
CAT No SRC-N0143984
CAS No NA
Mol.F. C8H14N6O2
Mol.Wt. 226.2 g/mole
INV STATUS CUSTOM SYNTHESIS
Nitrosamines Impurity 59
Nitrosamines Impurity 59
CAT No SRC-N0143985
CAS No NA
Mol.F. CH3N3O2
Mol.Wt. 89.1 g/mole
INV STATUS CUSTOM SYNTHESIS
Nitrosamines Impurity 60
Nitrosamines Impurity 60
CAT No SRC-N0143986
CAS No NA
Mol.F. C6H8N4O3
Mol.Wt. 184.2 g/mole
INV STATUS CUSTOM SYNTHESIS
Nitrosamines Impurity 63
Nitrosamines Impurity 63
CAT No SRC-N0143987
CAS No NA
Mol.F. C5H6N2O4
Mol.Wt. 158.1 g/mole
INV STATUS CUSTOM SYNTHESIS
Nitrosamines Impurity 64
Nitrosamines Impurity 64
CAT No SRC-N0143988
CAS No NA
Mol.F. C6H11N3O5
Mol.Wt. 205.2 g/mole
INV STATUS CUSTOM SYNTHESIS
Nitrosamines Impurity 71
Nitrosamines Impurity 71
CAT No SRC-N0143989
CAS No NA
Mol.F. C5H8N2O2
Mol.Wt. 128.1g/mole
INV STATUS CUSTOM SYNTHESIS
Nitrosamines Impurity 74
Nitrosamines Impurity 74
CAT No SRC-N0143990
CAS No NA
Mol.F. C6H11ClN2O2
Mol.Wt. 178.6 g/mole
INV STATUS CUSTOM SYNTHESIS
Nitrosamines Impurity 75
Nitrosamines Impurity 75
CAT No SRC-N0143991
CAS No NA
Mol.F. C9H17N3O2
Mol.Wt. 199.3 g/mole
INV STATUS CUSTOM SYNTHESIS
Nitrosamines Impurity 76
Nitrosamines Impurity 76
CAT No SRC-N0143992
CAS No NA
Mol.F. C9H16N4O3
Mol.Wt. 228.3 g/mole
INV STATUS CUSTOM SYNTHESIS
Nitrosamines Impurity 79
Nitrosamines Impurity 79
CAT No SRC-N0143993
CAS No NA
Mol.F. C6H13N3O4S
Mol.Wt. 223.2 g/mole
INV STATUS CUSTOM SYNTHESIS
Nitrosamines Impurity 80
Nitrosamines Impurity 80
CAT No SRC-N0143994
CAS No NA
Mol.F. C14H12N2O4
Mol.Wt. 272.3 g/mole
INV STATUS CUSTOM SYNTHESIS
Nitrosamines Impurity 81
Nitrosamines Impurity 81
CAT No SRC-N0143995
CAS No 58858-73-4
Mol.F. C6H6ClN3O
Mol.Wt. 171.6 g/mole
INV STATUS CUSTOM SYNTHESIS
Nitrosamines Impurity 82
Nitrosamines Impurity 82
CAT No SRC-N0143996
CAS No NA
Mol.F. C14H12N2O4
Mol.Wt. 272.3 g/mole
INV STATUS CUSTOM SYNTHESIS
Nitrosamines Impurity 84
Nitrosamines Impurity 84
CAT No SRC-N0143997
CAS No NA
Mol.F. C19H21N3O2
Mol.Wt. 323.4 g/mole
INV STATUS CUSTOM SYNTHESIS
Nitrosamines Impurity 85
Nitrosamines Impurity 85
CAT No SRC-N0143998
CAS No NA
Mol.F. C9H16N4O3Si
Mol.Wt. 256.3 g/mole
INV STATUS CUSTOM SYNTHESIS
Nitrosamines Impurity 89
Nitrosamines Impurity 89
CAT No SRC-N0143999
CAS No NA
Mol.F. C7H9N3O
Mol.Wt. 151.2 g/mole
INV STATUS CUSTOM SYNTHESIS

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