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 Capivasertib Impurity 23
N-Nitroso Capivasertib Impurity 23
CAT No SRC-N0143856
CAS No NA
Mol.F. C18H25N3O5
Mol.Wt. 363.41g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Hydrochlorothiazide D2
N-Nitroso Hydrochlorothiazide D2
CAT No SRC-N0143857
CAS No NA
Mol.F. C7H5D2ClN4O5S2
Mol.Wt. 328.7 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Hydrochlorothiazide-13C
N-Nitroso Hydrochlorothiazide-13C
CAT No SRC-N0143858
CAS No NA
Mol.F. C613CH7ClN4O5S2
Mol.Wt. 327.7 g/mole
INV STATUS CUSTOM SYNTHESIS
4-Nitroso Hydrochlorothiazide-13C,15N2,d2
4-Nitroso Hydrochlorothiazide-13C,15N2,d2
CAT No SRC-N0143859
CAS No NA
Mol.F. C613CH5D2ClN215N2O5S2
Mol.Wt. 331.7 g/mole
INV STATUS CUSTOM SYNTHESIS
4-Nitroso Hydrochlorothiazide-13C,D3
4-Nitroso Hydrochlorothiazide-13C,D3
CAT No SRC-N0143860
CAS No NA
Mol.F. C613CH5D2ClN4O5S2
Mol.Wt. 329.7 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Dronedarone
N-Nitroso Dronedarone
CAT No SRC-N0143861
CAS No NA
Mol.F. C31H43N3O6S
Mol.Wt. 585.76 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Dronedarone Hydroxy Methyl Impurity
N-Nitroso Dronedarone Hydroxy Methyl Impurity
CAT No SRC-N0143862
CAS No NA
Mol.F. C31H45N3O6S
Mol.Wt. 587.78 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Dronedarone Hydroxy Sulfonamide Impurity
N-Nitroso Dronedarone Hydroxy Sulfonamide Impurity
CAT No SRC-N0143863
CAS No NA
Mol.F. C21H22N2O8S2
Mol.Wt. 494.53 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Dronedarone N-Oxide
N-Nitroso Dronedarone N-Oxide
CAT No SRC-N0143864
CAS No NA
Mol.F. C31H43N3O7S
Mol.Wt. 601.76 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Dronedarone Bromo Acetamide
N-Nitroso Dronedarone Bromo Acetamide
CAT No SRC-N0143865
CAS No NA
Mol.F. C14H17BrN2O4
Mol.Wt. 357.20 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Dronedarone Impurity 4
N-Nitroso Dronedarone Impurity 4
CAT No SRC-N0143866
CAS No NA
Mol.F. C26H35N3O4
Mol.Wt. 453.58 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Dronedarone Impurity 6
N-Nitroso Dronedarone Impurity 6
CAT No SRC-N0143867
CAS No NA
Mol.F. C13H16N2O4S
Mol.Wt. 296.34 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Dronedarone Impurity 7
N-Nitroso Dronedarone Impurity 7
CAT No SRC-N0143868
CAS No NA
Mol.F. C12H14FN3O6
Mol.Wt. 315.26 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Streptomycin Sulfate
N-Nitroso Streptomycin Sulfate
CAT No SRC-N0143869
CAS No NA
Mol.F. C21H38N8O13 : X(H2SO4)
Mol.Wt. 610.6 : X(98.1) g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Dihydrostreptomycin Sulfate EP Impurity A
N-Nitroso Dihydrostreptomycin Sulfate EP Impurity A
CAT No SRC-N0143870
CAS No NA
Mol.F. C8H17N7O5
Mol.Wt. 291.27 g/mole
INV STATUS CUSTOM SYNTHESIS
N-Nitroso Dihydrostreptomycin Sulfate EP Impurity B
N-Nitroso Dihydrostreptomycin Sulfate EP Impurity B
CAT No SRC-N0143871
CAS No NA
Mol.F. C27H50N8O18
Mol.Wt. 774.74 g/mole
INV STATUS CUSTOM SYNTHESIS

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