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

Ketorolac Nitroso Impurity 4
Ketorolac Nitroso Impurity 4
CAT No SRC-N0141351
CAS No NA
Mol.F. C11H6Br2N2O2
Mol.Wt. 358.0
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Ketorolac Pyrrole Ester Impurity
N-Nitroso Ketorolac Pyrrole Ester Impurity
CAT No SRC-N0141352
CAS No NA
Mol.F. C8H10N2O3
Mol.Wt. 182.18
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Ketorolac Acetate Impurity
N-Nitroso Ketorolac Acetate Impurity
CAT No SRC-N0141353
CAS No NA
Mol.F. C20H20N2O8
Mol.Wt. 416.39
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Ketorolac Monoester Impurity
N-Nitroso Ketorolac Monoester Impurity
CAT No SRC-N0141354
CAS No NA
Mol.F. C15H14N24
Mol.Wt. 286.29
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Lidocaine
N-Nitroso Lidocaine
CAT No SRC-N0141355
CAS No NA
Mol.F. C14H21N3O2
Mol.Wt. 263.3
INV STATUS CUSTOM SYNTHESIS
Lidocaine Nitroso Impurity 1
Lidocaine Nitroso Impurity 1
CAT No SRC-N0141356
CAS No NA
Mol.F. C18H20N4O3
Mol.Wt. 340.4
INV STATUS CUSTOM SYNTHESIS
Lidocaine Nitroso Impurity 3
Lidocaine Nitroso Impurity 3
CAT No SRC-N0141357
CAS No NA
Mol.F. C12H17N3O2
Mol.Wt. 235.3
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Tetrabenazine Impurity 6
N-Nitroso Tetrabenazine Impurity 6
CAT No SRC-N0141358
CAS No NA
Mol.F. C11H12N2O3
Mol.Wt. 220.23
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Olanzapine
N-Nitroso Olanzapine
CAT No SRC-N0141359
CAS No NA
Mol.F. C17H19N5OS
Mol.Wt. 341.4
INV STATUS CUSTOM SYNTHESIS
Vibegron Nitroso Impurity 1
Vibegron Nitroso Impurity 1
CAT No SRC-N0141360
CAS No NA
Mol.F. C26H27N5O4
Mol.Wt. 473.5
INV STATUS IN STOCK

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