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 Desmethyl Orphenadrine D3
N-Nitroso Desmethyl Orphenadrine D3
CAT No SRC-N0143761
CAS No NA
Mol.F. C17H17D3N2O2
Mol.Wt. 287.4 g/mole
INV STATUS CUSTOM SYNTHESIS
N-nitroso-Nor-oxycodone | N-Nitroso N-Desmethyl Oxycodone
N-nitroso-Nor-oxycodone |  N-Nitroso N-Desmethyl Oxycodone
CAT No SRC-N0143762
CAS No NA
Mol.F. C17H18N2O5
Mol.Wt. 330.3 g/mole
INV STATUS CUSTOM SYNTHESIS
Oxycodone Nitroso Impurity 1
Oxycodone Nitroso Impurity 1
CAT No SRC-N0143763
CAS No NA
Mol.F. C19H20N2O6
Mol.Wt. 372.4 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Noroxycodone (Epimer)
N-Nitroso Noroxycodone (Epimer)
CAT No SRC-N0143764
CAS No NA
Mol.F. C17H18N2O5
Mol.Wt. 330.3 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Pramipexole-D5
N-Nitroso Pramipexole-D5
CAT No SRC-N0143765
CAS No NA
Mol.F. C10H11D5N4OS
Mol.Wt. 245.4 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitrosodibenzylamine-D4
N-Nitrosodibenzylamine-D4
CAT No SRC-N0143766
CAS No 20002-23-7
Mol.F. C14H10D4N2O
Mol.Wt. 230.3 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Nortriptyline D3 | N-Nitroso Amitriptyline EP Impurity C-D3
N-Nitroso Nortriptyline D3 |  N-Nitroso Amitriptyline EP Impurity C-D3
CAT No SRC-N0143767
CAS No NA
Mol.F. C19H17D3N2O
Mol.Wt. 295.4 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitrosodimethylamine-d6
N-Nitrosodimethylamine-d6
CAT No SRC-N0143768
CAS No 17829-05-9
Mol.F. C2D6N2O
Mol.Wt. 80.1 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitrosodiethylamine-D4
N-Nitrosodiethylamine-D4
CAT No SRC-N0143769
CAS No 1346603-41-5
Mol.F. C4H6D4N2O
Mol.Wt. 106.2 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitrosodimethylamine 13C2-D6
N-Nitrosodimethylamine 13C2-D6
CAT No SRC-N0143770
CAS No 2483824-56-0
Mol.F. 13C2D6N2O
Mol.Wt. 82.1 g/mole
INV STATUS CUSTOM SYNTHESIS
Nitrosamines Impurity 83
Nitrosamines Impurity 83
CAT No SRC-N0143771
CAS No 42513-20-2
Mol.F. C10H14N2O2
Mol.Wt. 194.2 g/mole
INV STATUS IN STOCK
Nitrosamines Impurity 65
Nitrosamines Impurity 65
CAT No SRC-N0143772
CAS No 86451-37-8
Mol.F. C4H10N2O3
Mol.Wt. 134.1 g/mole
INV STATUS IN STOCK
Nitrosamines Impurity 7
Nitrosamines Impurity 7
CAT No SRC-N0143773
CAS No 62783-48-6
Mol.F. C9H12N2O
Mol.Wt. 164.2 g/mole
INV STATUS IN STOCK
N-Nitroso Givinostat Desethyl Impurity
N-Nitroso Givinostat Desethyl Impurity
CAT No SRC-N0143774
CAS No NA
Mol.F. C22H22N4O5
Mol.Wt. 422.16 g/mole
INV STATUS UNDER SYNTHESIS
4-((((6-((ethyl(nitroso)amino)methyl)naphthalen-2-yl)methoxy)carbonyl)amino)benzoic acid
4-((((6-((ethyl(nitroso)amino)methyl)naphthalen-2-yl)methoxy)carbonyl)amino)benzoic acid
CAT No SRC-N0143775
CAS No NA
Mol.F. C22H21N3O5
Mol.Wt. 407.43 g/mole
INV STATUS CUSTOM SYNTHESIS
1-methyl-4-nitrosopiperazine-3,3,5,5-d4
1-methyl-4-nitrosopiperazine-3,3,5,5-d4
CAT No SRC-N0143776
CAS No 756524-88-6
Mol.F. C5H7D4N3O
Mol.Wt. 133.2 g/mole
INV STATUS CUSTOM SYNTHESIS

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