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

Daclatasvir Nitroso Impurity 1
Daclatasvir Nitroso Impurity 1
CAT No SRC-N014484
CAS No NA
Mol.F. C40H48N10O8
Mol.Wt. 796.9
INV STATUS CUSTOM SYNTHESIS
Daclatasvir Nitroso Impurity 2
Daclatasvir Nitroso Impurity 2
CAT No SRC-N014485
CAS No NA
Mol.F. C40H49N9O7
Mol.Wt. 767.9
INV STATUS CUSTOM SYNTHESIS
Dacomitinib Nitroso
Dacomitinib Nitroso
CAT No SRC-N014486
CAS No NA
Mol.F. C24H24ClFN6O3
Mol.Wt. 498.9
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Sumatriptan
N-Nitroso Sumatriptan
CAT No SRC-N014487
CAS No NA
Mol.F. C14H20N4O3S
Mol.Wt. 324.4 g/mol
INV STATUS IN STOCK
N-Nitroso Midazolam EP Impurity E
N-Nitroso Midazolam EP Impurity E
CAT No SRC-N014488
CAS No NA
Mol.F. C16H14ClFN4O
Mol.Wt. 332.8
INV STATUS CUSTOM SYNTHESIS
Elmustine Nitroso Impurity 1
Elmustine Nitroso Impurity 1
CAT No SRC-N014489
CAS No 96806-34-7
Mol.F. C5H10ClN3O3
Mol.Wt. 195.6
INV STATUS CUSTOM SYNTHESIS
Detomidine Nitroso
Detomidine Nitroso
CAT No SRC-N014490
CAS No NA
Mol.F. C12H13N3O
Mol.Wt. 215.3
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Lansoprazole R-Isomer
N-Nitroso Lansoprazole R-Isomer
CAT No SRC-N014491
CAS No NA
Mol.F. C16H13F3N4O3S
Mol.Wt. 398.4
INV STATUS CUSTOM SYNTHESIS
Dolasetron Nitroso
Dolasetron Nitroso
CAT No SRC-N014492
CAS No NA
Mol.F. C19H19N3O4
Mol.Wt. 353.4
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Eletriptan
N-Nitroso Eletriptan
CAT No SRC-N014493
CAS No NA
Mol.F. C22H25N3O3S
Mol.Wt. 411.5 g/mol
INV STATUS IN STOCK

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