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,N-dicyclopentyl nitrous amide
N,N-dicyclopentyl nitrous amide
CAT No SRC-N0143303
CAS No 56420-30-5
Mol.F. C10H18N2O
Mol.Wt. 182.27 g/mol
INV STATUS IN STOCK
(2,6-dimethylphenyl)-n-nitroso-formamide
(2,6-dimethylphenyl)-n-nitroso-formamide
CAT No SRC-N0143304
CAS No 92917-44-7
Mol.F. C9H10N2O2
Mol.Wt. 178.19 g/mol
INV STATUS IN STOCK
N-Nitroso Pimozide EP Impurity A
N-Nitroso Pimozide EP Impurity A
CAT No SRC-N0143305
CAS No 3031791-88-2
Mol.F. C12H14N4O2
Mol.Wt. 246.27g/mol
INV STATUS IN STOCK
N-Nitroso N-Desmethyl Mepyramine | N-Nitroso N-Desmethyl Pyrilamine
N-Nitroso N-Desmethyl Mepyramine | N-Nitroso N-Desmethyl Pyrilamine
CAT No SRC-N0143306
CAS No NA
Mol.F. C16H20N4O2
Mol.Wt. 300.4g/mol
INV STATUS IN STOCK
N Nitroso Desethyl Procaine
N Nitroso Desethyl Procaine
CAT No SRC-N0143307
CAS No NA
Mol.F. C11H15N3O3
Mol.Wt. 237.26 g/mol
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Timolol Impurity 1
N-Nitroso Timolol Impurity 1
CAT No SRC-N0143308
CAS No NA
Mol.F. C7H16N2O3
Mol.Wt. 176.21 g/mol
INV STATUS IN STOCK
N-Nitroso-N-Methyltyramine
N-Nitroso-N-Methyltyramine
CAT No SRC-N0143309
CAS No 84605-04-9
Mol.F. C9H12N2O2
Mol.Wt. 180.21 g/mol
INV STATUS IN STOCK
N-Nitroso 4'-O-Methyl Norbelladine
N-Nitroso 4'-O-Methyl Norbelladine
CAT No SRC-N0143310
CAS No NA
Mol.F. C16H18N2O4
Mol.Wt. 302.3 mol/g
INV STATUS IN STOCK
N-Nitroso N-Ethyl N-Propyl Amine (NEPA)
N-Nitroso N-Ethyl N-Propyl Amine (NEPA)
CAT No SRC-N0143311
CAS No 25413-61-0
Mol.F. C5H12N2O
Mol.Wt. 116.16 g/mole
INV STATUS IN STOCK
Isosulfan Blue Nitroso Impurity 1
Isosulfan Blue Nitroso Impurity 1
CAT No SRC-N0143312
CAS No NA
Mol.F. C25H29N3O7S2
Mol.Wt. 547.6 g/mole
INV STATUS UNDER SYNTHESIS

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