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 Etodolac EP Impurity D
N-Nitroso Etodolac EP Impurity D
CAT No SRC-N0141306
CAS No NA
Mol.F. C18H22N2O4
Mol.Wt. 330.4
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Etodolac EP Impurity E
N-Nitroso Etodolac EP Impurity E
CAT No SRC-N0141307
CAS No NA
Mol.F. C18H22N2O4
Mol.Wt. 330.4
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Etodolac EP Impurity F
N-Nitroso Etodolac EP Impurity F
CAT No SRC-N0141308
CAS No NA
Mol.F. C18H22N2O4
Mol.Wt. 330.4
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Etodolac EP Impurity G
N-Nitroso Etodolac EP Impurity G
CAT No SRC-N0141309
CAS No NA
Mol.F. C18H22N2O4
Mol.Wt. 330.4
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Etodolac EP Impurity K
N-Nitroso Etodolac EP Impurity K
CAT No SRC-N0141310
CAS No NA
Mol.F. C17H20N2O4
Mol.Wt. 316.4
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Neostigmine Impurity 1
N-Nitroso Neostigmine Impurity 1
CAT No SRC-N0141311
CAS No NA
Mol.F. C10H13N3O3
Mol.Wt. 223.2 g/mol
INV STATUS IN STOCK
N-Nitroso Bupropion Related Compound D | N-Nitroso Deschloro Bupropion
N-Nitroso Bupropion Related Compound D | N-Nitroso Deschloro Bupropion
CAT No SRC-N0141312
CAS No NA
Mol.F. C13H18N2O2
Mol.Wt. 234.3
INV STATUS IN STOCK
N-Nitroso Enalapril
N-Nitroso Enalapril
CAT No SRC-N0141313
CAS No NA
Mol.F. C20H27N3O6
Mol.Wt. 405.5
INV STATUS IN STOCK
N-Nitroso Trimebutine EP Impurity E
N-Nitroso Trimebutine EP Impurity E
CAT No SRC-N0141314
CAS No NA
Mol.F. C21H26N2O6
Mol.Wt. 402.4
INV STATUS IN STOCK
N-Nitroso Desmethyl Tetracaine
N-Nitroso Desmethyl Tetracaine
CAT No SRC-N0141315
CAS No 3050754-69-0
Mol.F. C14H21N3O3
Mol.Wt. 279.34
INV STATUS IN STOCK

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