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

Sapropterin Nitroso Impurity 7
Sapropterin Nitroso Impurity 7
CAT No SRC-N014796
CAS No NA
Mol.F. C9H14N6O4 : HCl
Mol.Wt. 270.2 : 36.5
INV STATUS UNDER SYNTHESIS
Sapropterin Nitroso Impurity 8
Sapropterin Nitroso Impurity 8
CAT No SRC-N014797
CAS No NA
Mol.F. C9H14N6O4 : HCl
Mol.Wt. 270.2 : 36.5
INV STATUS UNDER SYNTHESIS
Sapropterin Nitroso Impurity 9
Sapropterin Nitroso Impurity 9
CAT No SRC-N014798
CAS No NA
Mol.F. C9H13N7O5
Mol.Wt. 299.2
INV STATUS UNDER SYNTHESIS
7,8-Dihydrobiopterin Nitroso Impurity
7,8-Dihydrobiopterin Nitroso Impurity
CAT No SRC-N014799
CAS No NA
Mol.F. C9H12N6O4
Mol.Wt. 268.2
INV STATUS UNDER SYNTHESIS
Etravirine Nitroso Impurity
Etravirine Nitroso Impurity
CAT No SRC-N014800
CAS No NA
Mol.F. C20H14BrN7O2
Mol.Wt. 464.3
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Dipyridamole EP Impurity F | N-Nitroso Dipyridamole USP Related Compound F
N-Nitroso Dipyridamole EP Impurity F  | N-Nitroso Dipyridamole USP Related Compound F
CAT No SRC-N014801
CAS No NA
Mol.F. C21H35N9O6
Mol.Wt. 509.6
INV STATUS UNDER SYNTHESIS
N-Nitroso Dipyridamole EP Impurity D
N-Nitroso Dipyridamole EP Impurity D
CAT No SRC-N014802
CAS No NA
Mol.F. C22H35N9O4
Mol.Wt. 489.6
INV STATUS UNDER SYNTHESIS
N-Nitroso Tigecycline
N-Nitroso Tigecycline
CAT No SRC-N014803
CAS No NA
Mol.F. C29H38N6O9
Mol.Wt. 614.7
INV STATUS CUSTOM SYNTHESIS
Desmethyl Tigecycline nitroso Impurity 1
Desmethyl Tigecycline nitroso Impurity 1
CAT No SRC-N014804
CAS No NA
Mol.F. C28H36N6O9
Mol.Wt. 600.6
INV STATUS UNDER SYNTHESIS
Desmethyl Tigecycline nitroso Impurity 2
Desmethyl Tigecycline nitroso Impurity 2
CAT No SRC-N014805
CAS No NA
Mol.F. C28H36N6O9
Mol.Wt. 600.6
INV STATUS UNDER SYNTHESIS

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