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 Atenolol EP Impurity G
N-Nitroso Atenolol EP Impurity G
CAT No SRC-N014111
CAS No NA
Mol.F. C14H20N2O5
Mol.Wt. 296.3g/mol
INV STATUS IN STOCK
N-Nitroso Donepezil EP Impurity A/N-Nitroso Donepezil Desbenzyl Impurity
N-Nitroso Donepezil EP Impurity A/N-Nitroso Donepezil Desbenzyl Impurity
CAT No SRC-N014112
CAS No NA
Mol.F. C17H22N2O4
Mol.Wt. 318.4g/mol
INV STATUS IN STOCK
N,N-Didecylnitrous amide/N-Nitroso Didecylamine
N,N-Didecylnitrous amide/N-Nitroso Didecylamine
CAT No SRC-N014113
CAS No 69112-95-4
Mol.F. C20H42N2O
Mol.Wt. 326.6 g/mol
INV STATUS IN STOCK
Dioctylnitrosoamine
Dioctylnitrosoamine
CAT No SRC-N014114
CAS No 6335-97-3
Mol.F. C16H34N2O
Mol.Wt. 270.5g/mol
INV STATUS IN STOCK
N-Methyl-N-(pyridin-2-yl)nitrous amide
N-Methyl-N-(pyridin-2-yl)nitrous amide
CAT No SRC-N014115
CAS No 16219-98-0
Mol.F. C6H7N3O
Mol.Wt. 137.1
INV STATUS IN STOCK
N-Nitroso Paliperidone USP Related Compound B/N-Nitroso Risperidone EP Impurity M
N-Nitroso Paliperidone USP Related Compound B/N-Nitroso Risperidone EP Impurity M
CAT No SRC-N014116
CAS No 2416230-38-9
Mol.F. C12H12FN3O2
Mol.Wt. 249.2g/mol
INV STATUS IN STOCK
N-Nitroso Fenoterol/Fenoterol Nitroso Impurity
N-Nitroso Fenoterol/Fenoterol Nitroso Impurity
CAT No SRC-N014117
CAS No NA
Mol.F. C17H20N2O5
Mol.Wt. 332.4g/mol
INV STATUS IN STOCK
N-Nitroso-N-Benzyl Anthranilic Acid
N-Nitroso-N-Benzyl Anthranilic Acid
CAT No SRC-N014118
CAS No 1028-91-7
Mol.F. C14H12N2O3
Mol.Wt. 256.3g/mol
INV STATUS IN STOCK
N-Nitroso Moxonidine Impurity 3
N-Nitroso Moxonidine Impurity 3
CAT No SRC-N014119
CAS No NA
Mol.F. C9H11ClN6O2
Mol.Wt. 270.7g/mol
INV STATUS IN STOCK
N-Nitroso Moxonidine Impurity 4
N-Nitroso Moxonidine Impurity 4
CAT No SRC-N014120
CAS No NA
Mol.F. C9H11ClN6O2
Mol.Wt. 270.7g/mol
INV STATUS IN STOCK

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