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
search icon
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

Menu

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.
download image Download catalogue

Pharmaceutical Reference Standards

N-Nitroso Quetiapine Impurity
N-Nitroso Quetiapine Impurity
CAT No SRC-N014052
CAS No 73486-81-4
Mol.F. C8H17N3O3
Mol.Wt. 203.2g/mol
INV STATUS IN STOCK
Nitrosamines Impurity 4
Nitrosamines Impurity 4
CAT No SRC-N014053
CAS No 48121-20-6
Mol.F. C6H13N3O2
Mol.Wt. 159.2g/mol
INV STATUS IN STOCK
N-Nitroso Atenolol
N-Nitroso Atenolol
CAT No SRC-N014001
CAS No 134720-04-0
Mol.F. C14H21N3O4
Mol.Wt. 295.3 g/mol
INV STATUS IN STOCK
N-Nitroso Sildenafil Impurity 2
N-Nitroso Sildenafil Impurity 2
CAT No SRC-N014054
CAS No NA
Mol.F. C21H27N7O5S
Mol.Wt. 489.6 g/mol
INV STATUS IN STOCK
Linagliptin Nitroso Impurity 5
Linagliptin Nitroso Impurity 5
CAT No SRC-N014055
CAS No 2396758-93-1
Mol.F. C10H19N3O3
Mol.Wt. 229.28g/mol
INV STATUS IN STOCK
N-Nitroso N1-Methylbenzene-1,4-diamine
N-Nitroso N1-Methylbenzene-1,4-diamine
CAT No SRC-N014056
CAS No NA
Mol.F. C7H9N3O
Mol.Wt. 151.17 g/mol
INV STATUS IN STOCK
N-Nitroso Cetirizine EP Impurity A
N-Nitroso Cetirizine EP Impurity A
CAT No SRC-N014057
CAS No NA
Mol.F. C17H18ClN3O
Mol.Wt. 315.8g/mol
INV STATUS IN STOCK
N-Nitroso Desvenlafaxine Impurity 1
N-Nitroso Desvenlafaxine Impurity 1
CAT No SRC-N014058
CAS No NA
Mol.F. C22H28N2O4
Mol.Wt. 384.48
INV STATUS IN STOCK
N-Nitrosodipropylamine (NDPA)
N-Nitrosodipropylamine (NDPA)
CAT No SRC-N014059
CAS No 621-64-7
Mol.F. C6H14N2O
Mol.Wt. 130.19
INV STATUS IN STOCK
N-Nitroso Norfloxacin
N-Nitroso Norfloxacin
CAT No SRC-N014060
CAS No 74011-53-3
Mol.F. C16H17FN4O4
Mol.Wt. 348.33
INV STATUS IN STOCK

Let’s advance your research together.

Partner with us for specialized chemical materials and synthesis services that enable pharmaceutical innovation.