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 Atomoxetine
N-Nitroso Atomoxetine
CAT No SRC-N014212
CAS No 3028194-77-3
Mol.F. C17H20N2O2
Mol.Wt. 284.35
INV STATUS IN STOCK
N-Nitroso Candesartan Cilexetil Impurity
N-Nitroso Candesartan Cilexetil Impurity
CAT No SRC-N014213
CAS No NA
Mol.F. C33H33N7O7
Mol.Wt. 639.7
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Atorvastatin
N-Nitroso Atorvastatin
CAT No SRC-N014214
CAS No NA
Mol.F. C33H34FN3O6
Mol.Wt. 587.6
INV STATUS CUSTOM SYNTHESIS
N-Nitroso-Sotalol
N-Nitroso-Sotalol
CAT No SRC-N014215
CAS No 134720-07-3
Mol.F. 301.4
Mol.Wt. C12H19N3O4S
INV STATUS IN STOCK
N-Nitroso Chlorphenamine EP Impurity C/N-Nitroso Desmethyl Chlorpheniramine
N-Nitroso Chlorphenamine EP Impurity C/N-Nitroso Desmethyl Chlorpheniramine
CAT No SRC-N014216
CAS No NA
Mol.F. C15H16ClN3O
Mol.Wt. 289.8
INV STATUS IN STOCK
N-Methyl-N-Nitroso p-Toluidine
N-Methyl-N-Nitroso p-Toluidine
CAT No SRC-N014217
CAS No 937-24-6
Mol.F. C8H10N2O
Mol.Wt. 150.2
INV STATUS IN STOCK
N-Nitroso Tetryzoline
N-Nitroso Tetryzoline
CAT No SRC-N014218
CAS No NA
Mol.F. C13H15N3O
Mol.Wt. 229.28
INV STATUS IN STOCK
N-Nitroso Clozapine EP Impurity C
N-Nitroso Clozapine EP Impurity C
CAT No SRC-N014219
CAS No NA
Mol.F. C17H16ClN5O
Mol.Wt. 341.8 g/mol
INV STATUS IN STOCK
Dinitroso Clozapine Impurity
Dinitroso Clozapine Impurity
CAT No SRC-N014220
CAS No NA
Mol.F. C17H15ClN6O2
Mol.Wt. 370.8 g/mol
INV STATUS IN STOCK
N-Nitroso N-Desmethyl Doxepin Impurity/N-Nitroso Nordoxepin
N-Nitroso N-Desmethyl Doxepin Impurity/N-Nitroso Nordoxepin
CAT No SRC-N014222
CAS No NA
Mol.F. C18H18N2O2
Mol.Wt. 294.4g/mol
INV STATUS IN STOCK

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