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 Midodrine Impurity
N-Nitroso Midodrine Impurity
CAT No SRC-N0143571
CAS No NA
Mol.F. C12H17N3O5
Mol.Wt. 283.3 g/mole
INV STATUS CUSTOM SYNTHESIS
8-fluoro-6-nitrosoimidazo[1,2-c]pyrimidin-5(6H)-one
8-fluoro-6-nitrosoimidazo[1,2-c]pyrimidin-5(6H)-one
CAT No SRC-N0143572
CAS No NA
Mol.F. C6H3FN4O2
Mol.Wt. 182.11g/mole
INV STATUS CUSTOM SYNTHESIS
Midodrine Nitroso Impurity 1
Midodrine Nitroso Impurity 1
CAT No SRC-N0143573
CAS No NA
Mol.F. C15H23N3O5
Mol.Wt. 325.4g/mole
INV STATUS UNDER SYNTHESIS
Midodrine Nitroso Impurity 2
Midodrine Nitroso Impurity 2
CAT No SRC-N0143574
CAS No NA
Mol.F. C15H23N3O5
Mol.Wt. 325.4g/mole
INV STATUS CUSTOM SYNTHESIS
Midodrine Nitroso Impurity 3
Midodrine Nitroso Impurity 3
CAT No SRC-N0143575
CAS No NA
Mol.F. C15H22N4O6
Mol.Wt. 354.36 g/mole
INV STATUS CUSTOM SYNTHESIS
Midodrine Nitroso Impurity 4
Midodrine Nitroso Impurity 4
CAT No SRC-N0143576
CAS No NA
Mol.F. C12H15N5O5
Mol.Wt. 309.28 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Midodrine Impurity 7
N-Nitroso Midodrine Impurity 7
CAT No SRC-N0143577
CAS No NA
Mol.F. C10H15N3O4
Mol.Wt. 241.25 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Midodrine Impurity 13
N-Nitroso Midodrine Impurity 13
CAT No SRC-N0143578
CAS No NA
Mol.F. C12H15ClN2O5
Mol.Wt. 302.71 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Midodrine Impurity 14
N-Nitroso Midodrine Impurity 14
CAT No SRC-N0143579
CAS No NA
Mol.F. C14H20N4O6
Mol.Wt. 340.34 g/mole
INV STATUS IN STOCK
N-Nitroso Midodrine Related Compound C
N-Nitroso Midodrine Related Compound C
CAT No SRC-N0143580
CAS No NA
Mol.F. C17H25N3O7
Mol.Wt. 383.40 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Midodrine 3-Bromo Impurity
N-Nitroso Midodrine 3-Bromo Impurity
CAT No SRC-N0143581
CAS No NA
Mol.F. C12H16BrN3O5
Mol.Wt. 362.18 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Metamizole Impurity 6
N-Nitroso Metamizole Impurity 6
CAT No SRC-N0143582
CAS No NA
Mol.F. C11H10N4O3
Mol.Wt. 246.23 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso 4-Acetamido Antipyrine
N-Nitroso 4-Acetamido Antipyrine
CAT No SRC-N0143583
CAS No NA
Mol.F. C13H14N4O3
Mol.Wt. 274.28 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Metamizole Impurity 12
N-Nitroso Metamizole Impurity 12
CAT No SRC-N0143584
CAS No NA
Mol.F. C14H17N5O3
Mol.Wt. 303.32 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Methyl-N-Nitrosopropane-1,3-Diamine
N-Methyl-N-Nitrosopropane-1,3-Diamine
CAT No SRC-N0143585
CAS No NA
Mol.F. C4H11N3O
Mol.Wt. 117.09g/mole
INV STATUS CUSTOM SYNTHESIS
Brinzolamide Nitroso Impurity 2
Brinzolamide Nitroso Impurity 2
CAT No SRC-N0143586
CAS No NA
Mol.F. C19H26N4O8S4
Mol.Wt. 566.7 g/mol
INV STATUS CUSTOM SYNTHESIS

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