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 Perindopril Impurity 3
N-Nitroso Perindopril Impurity 3
CAT No SRC-N0143273
CAS No NA
Mol.F. C20H33N3O6
Mol.Wt. 411.50 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Perindopril Impurity 4
N-Nitroso Perindopril Impurity 4
CAT No SRC-N0143274
CAS No NA
Mol.F. C9H14N2O3
Mol.Wt. 198.22 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Perindopril Impurity 7
N-Nitroso Perindopril Impurity 7
CAT No SRC-N0143275
CAS No NA
Mol.F. C16H20N2O3
Mol.Wt. 288.35 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Pantoprazole N-Oxide
N-Nitroso Pantoprazole N-Oxide
CAT No SRC-N0143276
CAS No NA
Mol.F. C16H14F2N4O6S
Mol.Wt. 428.37g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Pantoprazole Sulfide N-Oxide
N-Nitroso Pantoprazole Sulfide N-Oxide
CAT No SRC-N0143277
CAS No NA
Mol.F. C16H14F2N4O5S
Mol.Wt. 412.37g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Pantoprazole Sulfone N-Oxide
N-Nitroso Pantoprazole Sulfone N-Oxide
CAT No SRC-N0143278
CAS No NA
Mol.F. C16H14F2N4O7S
Mol.Wt. 444.37 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Pantoprazole Sulfide Dimer
N-Nitroso Pantoprazole Sulfide Dimer
CAT No SRC-N0143279
CAS No NA
Mol.F. C32H27F4N7O7S2
Mol.Wt. 761.72 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Pantoprazole Impurity 1
N-Nitroso Pantoprazole Impurity 1
CAT No SRC-N0143280
CAS No NA
Mol.F. C15H9F2N4O6
Mol.Wt. 379.26 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Pantoprazole Impurity 2
N-Nitroso Pantoprazole Impurity 2
CAT No SRC-N0143281
CAS No NA
Mol.F. C15H12F2N4O5S
Mol.Wt. 398.34 g/mole
INV STATUS IN STOCK
N-Nitroso Pantoprazole Impurity 5
N-Nitroso Pantoprazole Impurity 5
CAT No SRC-N0143282
CAS No NA
Mol.F. C8H5F2N3O3
Mol.Wt. 229.14 g/mole
INV STATUS CUSTOM SYNTHESIS

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