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 Lidocaine EP Impurity G
N-Nitroso Lidocaine EP Impurity G
CAT No SRC-N014161
CAS No NA
Mol.F. C13H19N3O2
Mol.Wt. 249.3
INV STATUS IN STOCK
N-Nitroso Lidocaine EP Impurity D/N-Nitroso-Desethyl Lidocaine
N-Nitroso Lidocaine EP Impurity D/N-Nitroso-Desethyl Lidocaine
CAT No SRC-N014162
CAS No 3033377-17-9
Mol.F. C12H17N3O2
Mol.Wt. 235.3 g/mol
INV STATUS IN STOCK
Ziprasidone Nitroso EP Impurity A/ N-Nitroso Ziprasidone EP Impurity A
Ziprasidone Nitroso EP Impurity A/	N-Nitroso Ziprasidone EP Impurity A
CAT No SRC-N014163
CAS No NA
Mol.F. C11H12N4OS
Mol.Wt. 248.3
INV STATUS IN STOCK
N-Nitrosodibenzylamine/N-Nitroso Noradrenaline EP Impurity F
N-Nitrosodibenzylamine/N-Nitroso Noradrenaline EP Impurity F
CAT No SRC-N014164
CAS No 5336-53-8
Mol.F. C14H14N2O
Mol.Wt. 226.3
INV STATUS IN STOCK
N-Nitrosodiphenylamine
N-Nitrosodiphenylamine
CAT No SRC-N014165
CAS No 86-30-6
Mol.F. C12H10N2O
Mol.Wt. 198.2
INV STATUS IN STOCK
Valsartan Nitroso Impurity 4
Valsartan Nitroso Impurity 4
CAT No SRC-N014166
CAS No NA
Mol.F. C20H21N3O3
Mol.Wt. 351.4
INV STATUS IN STOCK
N-Nitroso Desmethyl Tapentadol
N-Nitroso Desmethyl Tapentadol
CAT No SRC-N014167
CAS No NA
Mol.F. C13H20N2O2
Mol.Wt. 236.3
INV STATUS IN STOCK
Haloperidol Nitroso Impurity 1/N-Nitroso Haloperidol Impurity 1
Haloperidol Nitroso Impurity 1/N-Nitroso Haloperidol Impurity 1
CAT No SRC-N014168
CAS No 3192-36-7
Mol.F. C11H13ClN2O2
Mol.Wt. 240.7
INV STATUS IN STOCK
N-Nitroso-N-methyl-N-dodecylamine
N-Nitroso-N-methyl-N-dodecylamine
CAT No SRC-N014169
CAS No 55090-44-3
Mol.F. C13H28N2O
Mol.Wt. 228.4
INV STATUS IN STOCK
N-Nitroso Verapamil EP Impurity F/N-Nitroso Verapamil Impurity F/N-Nitroso Verapamil Impurity 2
N-Nitroso Verapamil EP Impurity F/N-Nitroso Verapamil Impurity F/N-Nitroso Verapamil Impurity 2
CAT No SRC-N014170
CAS No NA
Mol.F. C17H25N3O3
Mol.Wt. 319.4
INV STATUS IN STOCK

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