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 Remibrutinib Des-acrylamide Analog
N-Nitroso Remibrutinib Des-acrylamide Analog
CAT No SRC-N0143411
CAS No NA
Mol.F. C23H22F2N6O3
Mol.Wt. 468.46 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Remibrutinib Impurity 1
N-Nitroso Remibrutinib Impurity 1
CAT No SRC-N0143412
CAS No NA
Mol.F. C24H24F2N6O3
Mol.Wt. 482.19 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Remibrutinib Impurity 2
N-Nitroso Remibrutinib Impurity 2
CAT No SRC-N0143413
CAS No NA
Mol.F. C29H32F2N6O5
Mol.Wt. 582.61 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Remibrutinib Impurity 4
N-Nitroso Remibrutinib Impurity 4
CAT No SRC-N0143414
CAS No NA
Mol.F. C23H25BF2N2O4
Mol.Wt. 442.27 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Remibrutinib Impurity 7
N-Nitroso Remibrutinib Impurity 7
CAT No SRC-N0143415
CAS No NA
Mol.F. C26H24F2N6O4
Mol.Wt. 522.51 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Racecadotril
N-Nitroso Racecadotril
CAT No SRC-N0143416
CAS No NA
Mol.F. C21H22N2O5S
Mol.Wt. 414.48 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Racecadotril EP Impurity B
N-Nitroso Racecadotril EP Impurity B
CAT No SRC-N0143417
CAS No NA
Mol.F. C12H14N2O4S
Mol.Wt. 282.31 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Racecadotril EP Impurity C
N-Nitroso Racecadotril EP Impurity C
CAT No SRC-N0143418
CAS No NA
Mol.F. C14H16N2O5S
Mol.Wt. 324.35 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Racecadotril EP Impurity D
N-Nitroso Racecadotril EP Impurity D
CAT No SRC-N0143419
CAS No NA
Mol.F. C24H27N3O7S2
Mol.Wt. 533.61 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Racecadotril EP Impurity G
N-Nitroso Racecadotril EP Impurity G
CAT No SRC-N0143420
CAS No NA
Mol.F. C19H20N2O4S
Mol.Wt. 372.44 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Racecadotril EP Impurity H
N-Nitroso Racecadotril EP Impurity H
CAT No SRC-N0143421
CAS No NA
Mol.F. C38H39N3O7S2
Mol.Wt. 713.86 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Racecadotril EP Impurity F
N-Nitroso Racecadotril EP Impurity F
CAT No SRC-N0143422
CAS No NA
Mol.F. C19H18N2O4
Mol.Wt. 338.36 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Racecadotril Impurity 1
N-Nitroso Racecadotril Impurity 1
CAT No SRC-N0143423
CAS No NA
Mol.F. C13H16N2O4S
Mol.Wt. 296.34 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Racecadotril Impurity 2
N-Nitroso Racecadotril Impurity 2
CAT No SRC-N0143424
CAS No NA
Mol.F. C15H18N2O5S
Mol.Wt. 338.38 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Racecadotril Impurity 3
N-Nitroso Racecadotril Impurity 3
CAT No SRC-N0143425
CAS No NA
Mol.F. C21H22N2O6S
Mol.Wt. 430.48 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Ractopamine
N-Nitroso Ractopamine
CAT No SRC-N0143426
CAS No NA
Mol.F. C18H22N2O4
Mol.Wt. 330.38 g/mole
INV STATUS CUSTOM SYNTHESIS

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