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 Ivacaftor Impurity
N-Nitroso Ivacaftor Impurity
CAT No SRC-N014556
CAS No NA
Mol.F. C24H27N3O4
Mol.Wt. 421.5 g/mol
INV STATUS UNDER SYNTHESIS
N-Nitroso Tetracaine
N-Nitroso Tetracaine
CAT No SRC-N014557
CAS No 3038740-94-9
Mol.F. C15H23N3O3
Mol.Wt. 293.4 g/mol
INV STATUS UNDER SYNTHESIS
Isoxsuprine Nitroso
Isoxsuprine Nitroso
CAT No SRC-N014558
CAS No NA
Mol.F. C18H22N2O4
Mol.Wt. 330.4
INV STATUS CUSTOM SYNTHESIS
Talazoparib Nitroso Impurity 1
Talazoparib Nitroso Impurity 1
CAT No SRC-N014559
CAS No NA
Mol.F. C19H13F2N7O2
Mol.Wt. 409.4
INV STATUS CUSTOM SYNTHESIS
Lapatinib Nitroso Impurity 1
Lapatinib Nitroso Impurity 1
CAT No SRC-N014560
CAS No NA
Mol.F. C29H25ClFN5O5S
Mol.Wt. 610.06 g/mol
INV STATUS CUSTOM SYNTHESIS
Lapatinib Nitroso Impurity 2/Di-Nitroso Lapatinib
Lapatinib Nitroso Impurity 2/Di-Nitroso Lapatinib
CAT No SRC-N014561
CAS No NA
Mol.F. C29H24ClFN6O6S
Mol.Wt. 639.05 g/mol
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Fedratinib Impurity 1
N-Nitroso Fedratinib Impurity 1
CAT No SRC-N014562
CAS No NA
Mol.F. C27H34N8O5S
Mol.Wt. 582.68
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Fedratinib Impurity 2
N-Nitroso Fedratinib Impurity 2
CAT No SRC-N014563
CAS No NA
Mol.F. C15H18ClN5O3S
Mol.Wt. 383.9
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Fedratinib Impurity 3
N-Nitroso Fedratinib Impurity 3
CAT No SRC-N014564
CAS No NA
Mol.F. C23H26N8O5S
Mol.Wt. 526.6
INV STATUS CUSTOM SYNTHESIS
Mebendazole Nitroso
Mebendazole Nitroso
CAT No SRC-N014565
CAS No NA
Mol.F. C16H12N4O4
Mol.Wt. 324.3
INV STATUS CUSTOM SYNTHESIS

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