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 Lamotrigine Diamide Impurity
N-Nitroso Lamotrigine Diamide Impurity
CAT No SRC-N0143003
CAS No NA
Mol.F. C23H10Cl6N6O3
Mol.Wt. 631.07 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Lamotrigine Hydroxyl Amine
N-Nitroso Lamotrigine Hydroxyl Amine
CAT No SRC-N0143004
CAS No NA
Mol.F. C9H6Cl2N6O2
Mol.Wt. 301.09g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Lamotrigine Amide Impurity
N-Nitroso Lamotrigine Amide Impurity
CAT No SRC-N0143005
CAS No NA
Mol.F. C16H8Cl4N6O2
Mol.Wt. 458.08 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Lamotrigine 5-5 Dimer
N-Nitroso Lamotrigine 5-5 Dimer
CAT No SRC-N0143006
CAS No NA
Mol.F. C19H13Cl4N11O
Mol.Wt. 553.19 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Lamotrigine 3-3 Dimer
N-Nitroso Lamotrigine 3-3 Dimer
CAT No SRC-N0143007
CAS No NA
Mol.F. C19H13Cl4N11O
Mol.Wt. 553.19 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso N-Guanidinyl-2,3,Dichlorbenzamide
N-Nitroso N-Guanidinyl-2,3,Dichlorbenzamide
CAT No SRC-N0143008
CAS No NA
Mol.F. C8H7Cl2N5O2
Mol.Wt. 276.08 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Lansoprazole EP Impurity A
N-Nitroso Lansoprazole EP Impurity A
CAT No SRC-N0143009
CAS No NA
Mol.F. C16H13F3N4O4S
Mol.Wt. 414.36 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Lansoprazole EP Impurity D
N-Nitroso Lansoprazole EP Impurity D
CAT No SRC-N0143010
CAS No NA
Mol.F. C7H5N3O2
Mol.Wt. 163.14 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Lansoprazole EP Impurity F
N-Nitroso Lansoprazole EP Impurity F
CAT No SRC-N0143011
CAS No NA
Mol.F. C14H11ClN4O2S
Mol.Wt. 334.78 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Lansoprazole Impurity C
N-Nitroso Lansoprazole Impurity C
CAT No SRC-N0143012
CAS No NA
Mol.F. C14H11N5O3S
Mol.Wt. 329.33g/mole
INV STATUS CUSTOM SYNTHESIS

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