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 Avanafil Impurity 15
N-Nitroso Avanafil Impurity 15
CAT No SRC-N0142452
CAS No NA
Mol.F. C24H23ClN8O5
Mol.Wt. 538.95 g/mol
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Avanafil Impurity 16
N-Nitroso Avanafil Impurity 16
CAT No SRC-N0142453
CAS No NA
Mol.F. C36H39Cl2N9O8
Mol.Wt. 796.66 g/mol
INV STATUS IN STOCK
N-Nitroso Avanafil Impurity 17
N-Nitroso Avanafil Impurity 17
CAT No SRC-N0142454
CAS No NA
Mol.F. C14H13ClN4O4S
Mol.Wt. 368.79 g/mol
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Avanafil Impurity 18
N-Nitroso Avanafil Impurity 18
CAT No SRC-N0142455
CAS No NA
Mol.F. C15H15ClN4O5
Mol.Wt. 366.76 g/mol
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Avanafil Impurity 19
N-Nitroso Avanafil Impurity 19
CAT No SRC-N0142456
CAS No NA
Mol.F. C21H27ClN6O4
Mol.Wt. 462.94 g/mol
INV STATUS CUSTOM SYNTHESIS
N-Nitroso desmethyl Ibandranotae
N-Nitroso desmethyl Ibandranotae
CAT No SRC-N0142457
CAS No NA
Mol.F. C8H20N2O8P2
Mol.Wt. 334.2 g/mol
INV STATUS UNDER SYNTHESIS
Ibandronate Nitroso Impurity 1
Ibandronate Nitroso Impurity 1
CAT No SRC-N0142458
CAS No NA
Mol.F. C4H12N2O8P2
Mol.Wt. 278.1 g/mol
INV STATUS UNDER SYNTHESIS
N-Nitroso Dihexylamine
N-Nitroso Dihexylamine
CAT No SRC-N0142459
CAS No 6949-28-6
Mol.F. C12H26N2O
Mol.Wt. 214.35 g/mol
INV STATUS IN STOCK
Ribociclib Nitroso Impurity 1
Ribociclib Nitroso Impurity 1
CAT No SRC-N0142460
CAS No NA
Mol.F. C23H29N9O2
Mol.Wt. 463.5 g/mol
INV STATUS CUSTOM SYNTHESIS
N-N DiNitroso Ribociclib
N-N DiNitroso Ribociclib
CAT No SRC-N0142461
CAS No NA
Mol.F. C24H29N9O3
Mol.Wt. 491.6 g/mol
INV STATUS CUSTOM SYNTHESIS

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