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 Aceclofenac Impurity F
N-Nitroso Aceclofenac Impurity F
CAT No SRC-N0142112
CAS No NA
Mol.F. C23H18Cl2N2O5
Mol.Wt. 473.31g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Aceclofenac Impurity G
N-Nitroso Aceclofenac Impurity G
CAT No SRC-N0142113
CAS No NA
Mol.F. C18H14Cl2N2O7
Mol.Wt. 441.22 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Aceclofenac Impurity H
N-Nitroso Aceclofenac Impurity H
CAT No SRC-N0142114
CAS No NA
Mol.F. C20H16Cl2N2O9
Mol.Wt. 499.25 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Aceclofenac Tert-Butyl Ester
N-Nitroso Aceclofenac Tert-Butyl Ester
CAT No SRC-N0142115
CAS No NA
Mol.F. C20H20Cl2N2O5
Mol.Wt. 439.29 g/mole
INV STATUS UNDER SYNTHESIS
N-Nitroso 4-Hydroxy Aceclofenac
N-Nitroso 4-Hydroxy Aceclofenac
CAT No SRC-N0142116
CAS No NA
Mol.F. C16H12Cl2N2O6
Mol.Wt. 399.18 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Acedoben
N-Nitroso Acedoben
CAT No SRC-N0142117
CAS No NA
Mol.F. C9H8N2O4
Mol.Wt. 208.17 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Acemetacin Impurity 1
N-Nitroso Acemetacin Impurity 1
CAT No SRC-N0142118
CAS No NA
Mol.F. C9H9ClN2O2
Mol.Wt. 212.63 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Acetylcysteine
N-Nitroso Acetylcysteine
CAT No SRC-N0142119
CAS No NA
Mol.F. C5H8N2O4S
Mol.Wt. 192.2 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Acetylcysteine Impurity 1
N-Nitroso Acetylcysteine Impurity 1
CAT No SRC-N0142120
CAS No NA
Mol.F. C10H14N4O8S2
Mol.Wt. 382.36 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Acetylcysteine Impurity 2
N-Nitroso Acetylcysteine Impurity 2
CAT No SRC-N0142121
CAS No NA
Mol.F. C7H10N2O5S
Mol.Wt. 234.23.g/mole
INV STATUS CUSTOM SYNTHESIS

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