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-(Methyl-d3)-N'-nitrosopiperazine
N-(Methyl-d3)-N'-nitrosopiperazine
CAT No SRC-N0143777
CAS No 1184974-41-1
Mol.F. C5H8D3N3O
Mol.Wt. 132.2 g/mole
INV STATUS CUSTOM SYNTHESIS
1,4-Dinitrosopiperazine-D8
1,4-Dinitrosopiperazine-D8
CAT No SRC-N0143778
CAS No 69340-07-4
Mol.F. C4D8N4O2
Mol.Wt. 152.2 g/mole
INV STATUS CUSTOM SYNTHESIS
Methylphenidate Nitroso Impurity 1
Methylphenidate Nitroso Impurity 1
CAT No SRC-N0143779
CAS No NA
Mol.F. C13H17N3O2
Mol.Wt. 247.3 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitrosomorpholine-D4
N-Nitrosomorpholine-D4
CAT No SRC-N0143780
CAS No 61578-30-1
Mol.F. C4H4D4N2O2
Mol.Wt. 120.1 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso-Meglumine-13CD3
N-Nitroso-Meglumine-13CD3
CAT No SRC-N0143781
CAS No NA
Mol.F. C613CH13D3N2O6
Mol.Wt. 228.2 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso-Meglumine-D3
N-Nitroso-Meglumine-D3
CAT No SRC-N0143782
CAS No NA
Mol.F. C7H13D3N2O6
Mol.Wt. 227.2 g/mole
INV STATUS CUSTOM SYNTHESIS
14C-N-Nitroso Meglumine
14C-N-Nitroso Meglumine
CAT No SRC-N0143783
CAS No NA
Mol.F. C614CH16N2O6
Mol.Wt. 226.2 g/mole
INV STATUS IN STOCK
Nebivolol D4
Nebivolol D4
CAT No SRC-N0143784
CAS No 2124271-47-0
Mol.F. C22H21D4F2NO4
Mol.Wt. 409.5 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Nebivolol D4
N-Nitroso Nebivolol D4
CAT No SRC-N0143785
CAS No NA
Mol.F. C22H20D4F2N2O5
Mol.Wt. 438.5 g/mole
INV STATUS CUSTOM SYNTHESIS
D-Nebivolol D4
D-Nebivolol D4
CAT No SRC-N0143786
CAS No 2747915-48-4
Mol.F. C22H21D4F2NO4
Mol.Wt. 409.5 g/mole
INV STATUS CUSTOM SYNTHESIS
Levonebivolol D4
Levonebivolol D4
CAT No SRC-N0143787
CAS No NA
Mol.F. C22H21D4F2NO4
Mol.Wt. 409.5 g/mole
INV STATUS CUSTOM SYNTHESIS
rac Nebivolol D8
rac Nebivolol D8
CAT No SRC-N0143788
CAS No 1219166-00-3
Mol.F. C22H17D8F2NO4
Mol.Wt. 413.5 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Staurosporine Impurity
N-Nitroso Staurosporine Impurity
CAT No SRC-N0143789
CAS No NA
Mol.F. C28H25N5O4
Mol.Wt. 495.5 g/mole
INV STATUS CUSTOM SYNTHESIS
N Nitroso Levobunolol
N Nitroso Levobunolol
CAT No SRC-N0143790
CAS No NA
Mol.F. C17H24N2O4
Mol.Wt. 320.4 g/mole
INV STATUS CUSTOM SYNTHESIS
Methotrexate Nitroso Impurity 6
Methotrexate Nitroso Impurity 6
CAT No SRC-N0143791
CAS No NA
Mol.F. C13H13N3O6 : 2(Na)
Mol.Wt. 307.3 : 2(23.0) g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Fenfluramine
N-Nitroso Fenfluramine
CAT No SRC-N0143792
CAS No 19023-40-6
Mol.F. C12H15F3N2O
Mol.Wt. 260.3 g/mole
INV STATUS UNDER SYNTHESIS

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