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 Metformin Impurity 4
N-Nitroso Metformin Impurity 4
CAT No SRC-N0143113
CAS No NA
Mol.F. C4H8N6O
Mol.Wt. 154.13 g/mole
INV STATUS CUSTOM SYNTHESIS
N2,N4-Dinitroso Moxifloxacin Impurity
N2,N4-Dinitroso Moxifloxacin Impurity
CAT No SRC-N0143114
CAS No NA
Mol.F. C7H12N4O2
Mol.Wt. 184.2 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Moxifloxacin EP Impurity E
N-Nitroso Moxifloxacin EP Impurity E
CAT No SRC-N0143115
CAS No NA
Mol.F. C20H21FN4O5
Mol.Wt. 416.41 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Moxifloxacin EP Impurity H
N-Nitroso Moxifloxacin EP Impurity H
CAT No SRC-N0143116
CAS No NA
Mol.F. C22H25FN4O5
Mol.Wt. 444.46 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Nintedanib Acetyl Impurity
N-Nitroso Nintedanib Acetyl Impurity
CAT No SRC-N0143117
CAS No NA
Mol.F. C26H22N4O5
Mol.Wt. 470.49 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Nintedanib Acid
N-Nitroso Nintedanib Acid
CAT No SRC-N0143118
CAS No NA
Mol.F. C30H30N6O5
Mol.Wt. 554.61 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Nicotine EP Impurity G
N-Nitroso Nicotine EP Impurity G
CAT No SRC-N0143119
CAS No NA
Mol.F. C10H13N3O
Mol.Wt. 191.23 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Cabozantinib
N-Nitroso Cabozantinib
CAT No SRC-N0143120
CAS No NA
Mol.F. C28H23FN4O6
Mol.Wt. 530.5 g/mole
INV STATUS CUSTOM SYNTHESIS
Cabozantinib Nitroso Impurity 3
Cabozantinib Nitroso Impurity 3
CAT No SRC-N0143121
CAS No NA
Mol.F. C15H16N2O7
Mol.Wt. 336.3 g/mole
INV STATUS CUSTOM SYNTHESIS
Cabozantinib Nitroso Impurity 4
Cabozantinib Nitroso Impurity 4
CAT No SRC-N0143122
CAS No NA
Mol.F. C23H18FN3O4
Mol.Wt. 419.4 g/mole
INV STATUS CUSTOM SYNTHESIS

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