Explore our comprehensive catalog of impurities, reference standards & specialty compounds tailored for pharmaceutical, biotechnology, and research applications. Each product is supplied with detailed specifications, including the CAS number, molecular formula, molecular weight, and nomenclature.
With high purity and reliable analytical data, our compounds support drug development, diagnostics, and academic research, ensuring accuracy and consistency in every project.

CAS
37763-23-8methyl (R)-2-amino-2-(4-hydroxyphenyl)acetate
Weight
181.191
CAS
N/Amethyl (S)-2-amino-2-(4-hydroxyphenyl)acetate
Weight
181.191
CAS
55557-03-4Methylphenidate Impurity 6 (N-Nitroso Methylphenidate)
Weight
262.31
CAS
N/AMono-Nitroso Clonidine
Weight
259.09
CAS
N/AN-(2,2-dimethoxyethyl)-2-(1H-tetrazol-1-yl)acetamide
Weight
0
CAS
N/AN-(2,6-dichlorophenyl)-(1-nitroso-4,5-dihydro-1H-imidazole)-2-amine
Weight
259.09
CAS
N/AN-(4-Nitrophenethyl)-N-Nitroso Acetamide
Weight
237.22
CAS
53602-74-7N-Acetyl-1-Nitrosotryptophan
Weight
275.26
CAS
67776-06-1S-Nitroso-N-Acetyl-DL-Penicillamine
Weight
220.25
CAS
N/AN-di-Nitroso Indigo Carmine
Weight
478.36
CAS
16339-12-1N-Methoxy-N-Nitroso-Methanamine
Weight
90.08
CAS
99-80-9N-methyl-N,4-dinitrosoaniline
Weight
165.15
CAS
2731010-51-6N-Methyl-N-Nitroso-N'N'-Dimethyl-Aminopropane
Weight
145.21
CAS
53743-85-4N,N-Diethyl-4-nitrosoaniline HCl
Weight
178.24
CAS
138-89-6N,N-Dimethyl-4-Nitrosoaniline
Weight
150.18
CAS
N/AN,N'-Dinitroso Aciclovir (Acyclovir) EP Impurity K
Weight
520.42
CAS
N/AN,N-Dinitroso Cangrelor Impurity 8
Weight
395.38
CAS
N/AN,N-Dinitroso Cangrelor Impurity 9
Weight
411.38
CAS
2792161-95-4N,N-Dinitroso Ethambutol
Weight
262.31
CAS
N/AN,N'-Dinitroso Linagliptin Impurity 17
Weight
1015.11
CAS
N/AN, N-Dinitroso Methotrexate EP Impurity L
Weight
338.28