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 18
Nitrosamines Impurity 18
CAT No SRC-N0143968
CAS No NA
Mol.F. C7H14N4O
Mol.Wt. 170.2 g/mole
INV STATUS CUSTOM SYNTHESIS
Nitrosamines Impurity 19
Nitrosamines Impurity 19
CAT No SRC-N0143969
CAS No NA
Mol.F. C22H25N3O3
Mol.Wt. 379.46 g/mole
INV STATUS CUSTOM SYNTHESIS
Nitrosamines Impurity 20
Nitrosamines Impurity 20
CAT No SRC-N0143970
CAS No NA
Mol.F. C22H24N4O4
Mol.Wt. 408.5g/mole
INV STATUS CUSTOM SYNTHESIS
Nitrosamines Impurity 21
Nitrosamines Impurity 21
CAT No SRC-N0143971
CAS No NA
Mol.F. C7H9N3O
Mol.Wt. 151.2 g/mole
INV STATUS CUSTOM SYNTHESIS
Nitrosamines Impurity 23
Nitrosamines Impurity 23
CAT No SRC-N0143972
CAS No NA
Mol.F. C6H8N4O3
Mol.Wt. 184.2 g/mole
INV STATUS CUSTOM SYNTHESIS
Nitrosamines Impurity 25
Nitrosamines Impurity 25
CAT No SRC-N0143973
CAS No NA
Mol.F. C7H14N2O2
Mol.Wt. 158.2 g/mole
INV STATUS CUSTOM SYNTHESIS
Nitrosamines Impurity 26
Nitrosamines Impurity 26
CAT No SRC-N0143974
CAS No NA
Mol.F. C8H10N2O
Mol.Wt. 150.2 g/mole
INV STATUS CUSTOM SYNTHESIS
Nitrosamines Impurity 28
Nitrosamines Impurity 28
CAT No SRC-N0143975
CAS No NA
Mol.F. C5H8N2O2
Mol.Wt. 128.1 g/mole
INV STATUS CUSTOM SYNTHESIS
Nitrosamines Impurity 30
Nitrosamines Impurity 30
CAT No SRC-N0143976
CAS No NA
Mol.F. C4H5N3O
Mol.Wt. 111.1 g/mole
INV STATUS CUSTOM SYNTHESIS
Nitrosamines Impurity 31
Nitrosamines Impurity 31
CAT No SRC-N0143977
CAS No 1822857-11-3
Mol.F. C5H12N2O2
Mol.Wt. 132.2 g/mole
INV STATUS CUSTOM SYNTHESIS
Nitrosamines Impurity 46
Nitrosamines Impurity 46
CAT No SRC-N0143978
CAS No NA
Mol.F. C4H10ClN3O
Mol.Wt. 151.6 g/mole
INV STATUS CUSTOM SYNTHESIS
Nitrosamines Impurity 53
Nitrosamines Impurity 53
CAT No SRC-N0143979
CAS No 83008-57-5
Mol.F. C3H8N4O
Mol.Wt. 116.1 g/mole
INV STATUS CUSTOM SYNTHESIS
Nitrosamines Impurity 54
Nitrosamines Impurity 54
CAT No SRC-N0143980
CAS No 1354380-71-4
Mol.F. C3H7N5O2
Mol.Wt. 145.1 g/mole
INV STATUS CUSTOM SYNTHESIS
Nitrosamines Impurity 55
Nitrosamines Impurity 55
CAT No SRC-N0143981
CAS No NA
Mol.F. C6H14N4O
Mol.Wt. 158.2 g/mole
INV STATUS CUSTOM SYNTHESIS
Nitrosamines Impurity 56
Nitrosamines Impurity 56
CAT No SRC-N0143982
CAS No NA
Mol.F. C13H17N5O
Mol.Wt. 259.3 g/mole
INV STATUS CUSTOM SYNTHESIS
Nitrosamines Impurity 57
Nitrosamines Impurity 57
CAT No SRC-N0143983
CAS No 52764-44-0
Mol.F. C5H12N4O
Mol.Wt. 144.2 g/mole
INV STATUS CUSTOM SYNTHESIS

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