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 Olanzapine EP Impurity C
N-Nitroso Olanzapine EP Impurity C
CAT No SRC-N0141702
CAS No NA
Mol.F. C18H21ClN5OS
Mol.Wt. 390.9
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Olanzapine EP Impurity D
N-Nitroso Olanzapine EP Impurity D
CAT No SRC-N0141703
CAS No NA
Mol.F. C17H19N5O2S
Mol.Wt. 357.4
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Ofloxacin EP Impurity E | N-Nitroso Ofloxacin USP Related Compound A ; N-Nitroso N-Desmethyl Ofloxacin
N-Nitroso Ofloxacin EP Impurity E | N-Nitroso Ofloxacin USP Related Compound A ; N-Nitroso N-Desmethyl Ofloxacin
CAT No SRC-N0141704
CAS No NA
Mol.F. C17H17FN4O5
Mol.Wt. 376.3
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Ondansetron EP Impurity H | N-Nitroso N-Desmethyl Ondasetron
N-Nitroso Ondansetron EP Impurity H | N-Nitroso N-Desmethyl Ondasetron
CAT No SRC-N0141705
CAS No NA
Mol.F. C17H16N4O2
Mol.Wt. 308.3
INV STATUS CUSTOM SYNTHESIS
N-Nitroso N-Desmethyl Ondansetron EP Impurity A (Possibility-1)
N-Nitroso N-Desmethyl Ondansetron EP Impurity A (Possibility-1)
CAT No SRC-N0141706
CAS No NA
Mol.F. C15H17N3O2
Mol.Wt. 271.3
INV STATUS CUSTOM SYNTHESIS
N-Nitroso N-Desmethyl Ondansetron EP Impurity A (Possibility-2)
N-Nitroso N-Desmethyl Ondansetron EP Impurity A (Possibility-2)
CAT No SRC-N0141707
CAS No NA
Mol.F. C15H17N3O2
Mol.Wt. 271.3
INV STATUS CUSTOM SYNTHESIS
Nitroso Olmesartan
Nitroso Olmesartan
CAT No SRC-N0141708
CAS No NA
Mol.F. C28H25N7O7
Mol.Wt. 571.6
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Imidazole Ester Olmesartan
N-Nitroso Imidazole Ester Olmesartan
CAT No SRC-N0141709
CAS No NA
Mol.F. C12H19N3O4
Mol.Wt. 269.3
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Olmesartan | N-Nitroso Olmesartan Medoxomil EP Impurity A
N-Nitroso Olmesartan | N-Nitroso Olmesartan Medoxomil EP Impurity A
CAT No SRC-N0141710
CAS No NA
Mol.F. C24H25N7O4
Mol.Wt. 475.5
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Olmesartan Impurity
N-Nitroso Olmesartan Impurity
CAT No SRC-N0141711
CAS No NA
Mol.F. C29H31N7O7
Mol.Wt. 589.6
INV STATUS CUSTOM SYNTHESIS

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