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 Cangrelor
N-Nitroso Cangrelor
CAT No SRC-N0141858
CAS No NA
Mol.F. C17H24Cl2F3N6O13P3S2
Mol.Wt. 805.3
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Capecitabine
N-Nitroso Capecitabine
CAT No SRC-N0141859
CAS No NA
Mol.F. C14H20FN5O7
Mol.Wt. 389.3
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Carbamazepine EP Impurity D
N-Nitroso Carbamazepine EP Impurity D
CAT No SRC-N0141860
CAS No 38652-29-8
Mol.F. C14H10N2O
Mol.Wt. 222.2 g/mol
INV STATUS IN STOCK
N-Nitroso Carbamazepine EP Impurity E
N-Nitroso Carbamazepine EP Impurity E
CAT No SRC-N0141861
CAS No 7458-08-4
Mol.F. C14H12N2O
Mol.Wt. 224.3 g/mol
INV STATUS IN STOCK
N-Nitroso Desmethyl Carbinoxamine
N-Nitroso Desmethyl Carbinoxamine
CAT No SRC-N0141862
CAS No NA
Mol.F. C15H16ClN3O2
Mol.Wt. 305.8
INV STATUS IN STOCK
N-Nitroso Carteolol
N-Nitroso Carteolol
CAT No SRC-N0141863
CAS No NA
Mol.F. C16H23N3O4
Mol.Wt. 321.4
INV STATUS CUSTOM SYNTHESIS
N-Nitroso N-n-Octyl-D-glucamine | N-Nitroso N-n-Octyl-D-glucamine
N-Nitroso N-n-Octyl-D-glucamine | N-Nitroso N-n-Octyl-D-glucamine
CAT No SRC-N0141864
CAS No NA
Mol.F. C14H30N2O6
Mol.Wt. 322.40 g/mol
INV STATUS IN STOCK
N-Nitroso Hyoscine Impurity 1
N-Nitroso Hyoscine Impurity 1
CAT No SRC-N0141865
CAS No NA
Mol.F. C16H20N2O4
Mol.Wt. 304.25
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Hyoscine
N-Nitroso Hyoscine
CAT No SRC-N0141866
CAS No NA
Mol.F. C16H18N2O5
Mol.Wt. 318.33
INV STATUS CUSTOM SYNTHESIS
N-Nitroso N-Desmethyl Dimetindene | N-Nitroso Dimetindene EP Impurity I
N-Nitroso N-Desmethyl Dimetindene | N-Nitroso Dimetindene EP Impurity I
CAT No SRC-N0141867
CAS No NA
Mol.F. C19H21N3O
Mol.Wt. 307.4
INV STATUS CUSTOM SYNTHESIS
Zolpidem Nitroso Impurity 2
Zolpidem Nitroso Impurity 2
CAT No SRC-N0141868
CAS No NA
Mol.F. C17H17N3O3
Mol.Wt. 311.3
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Zolpyridine
N-Nitroso Zolpyridine
CAT No SRC-N0141869
CAS No NA
Mol.F. C14H13N3O2
Mol.Wt. 255.3
INV STATUS CUSTOM SYNTHESIS
Alectinib Acid Nitroso Impurity
Alectinib Acid Nitroso Impurity
CAT No SRC-N0141870
CAS No NA
Mol.F. C30H35N5O4
Mol.Wt. 529.6
INV STATUS IN STOCK
Alectinib Morpholine Nitrogen N-oxide Nitroso Impurity
Alectinib Morpholine Nitrogen N-oxide Nitroso Impurity
CAT No SRC-N0141871
CAS No NA
Mol.F. C30H33N5O4
Mol.Wt. 527.6
INV STATUS CUSTOM SYNTHESIS
Vilazodone Nitroso Impurity 11
Vilazodone Nitroso Impurity 11
CAT No SRC-N0141872
CAS No NA
Mol.F. C13H13N3O4
Mol.Wt. 275.3 g/mole
INV STATUS IN STOCK
Methyl 4-(methyl(nitroso)amino) benzoate
Methyl 4-(methyl(nitroso)amino) benzoate
CAT No SRC-N0141873
CAS No 18600-49-2
Mol.F. C9H10N2O3
Mol.Wt. 194.19 g/mol
INV STATUS IN STOCK

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