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

Rivaroxaban Nitroso Impurity 5
Rivaroxaban Nitroso Impurity 5
CAT No SRC-N014272
CAS No NA
Mol.F. C13H16ClN3O4
Mol.Wt. 313.7
INV STATUS IN STOCK
Rivaroxaban Nitroso Impurity 2
Rivaroxaban Nitroso Impurity 2
CAT No SRC-N014273
CAS No NA
Mol.F. C21H20N4O6
Mol.Wt. 424.4 g/mol
INV STATUS IN STOCK
N-Nitroso Palbociclib Impurity
N-Nitroso Palbociclib Impurity
CAT No SRC-N014274
CAS No 2955712-44-2
Mol.F. C24H28N8O3
Mol.Wt. 476.5 g/mol
INV STATUS IN STOCK
Niraparib Nitroso Impurity Hydrate
Niraparib Nitroso Impurity Hydrate
CAT No SRC-N014275
CAS No NA
Mol.F. C19H19N5O2 : H2O
Mol.Wt. 349.4 : 18.0
INV STATUS CUSTOM SYNTHESIS
N-Nitroso-Desmethyl Erythromycin Ethyl Succinate
N-Nitroso-Desmethyl Erythromycin Ethyl Succinate
CAT No SRC-N014276
CAS No NA
Mol.F. C42H72N2O17
Mol.Wt. 877.0
INV STATUS CUSTOM SYNTHESIS
Lurasidone Nitroso Impurity
Lurasidone Nitroso Impurity
CAT No SRC-N014277
CAS No NA
Mol.F. C11H12N4OS
Mol.Wt. 248.3
INV STATUS CUSTOM SYNTHESIS
Tolvaptan Nitroso Impurity 1/N-Nitroso Tolvaptan
Tolvaptan Nitroso Impurity 1/N-Nitroso Tolvaptan
CAT No SRC-N014278
CAS No NA
Mol.F. C10H11ClN2O2
Mol.Wt. 226.7
INV STATUS IN STOCK
N-Nitroso Duloxetine EP Imp B
N-Nitroso Duloxetine EP Imp B
CAT No SRC-N014279
CAS No NA
Mol.F. C8H12N2O2S
Mol.Wt. 200.3
INV STATUS CUSTOM SYNTHESIS
Prilocaine Nitroso Impurity 1
Prilocaine Nitroso Impurity 1
CAT No SRC-N014280
CAS No 211490-46-9
Mol.F. C13H19N3O2
Mol.Wt. 249.3
INV STATUS IN STOCK
N-Nitroso Maropitant
N-Nitroso Maropitant
CAT No SRC-N014281
CAS No NA
Mol.F. C32H39N3O2
Mol.Wt. 497.68
INV STATUS CUSTOM SYNTHESIS

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