Nitrous Impurities

Sr no Impurity Name Impurity Synoname CAS NO Structure Stock Status
1 N-Nitroso Edoxaban Impurity 2 5-Nitroso-4,5,6,7-tetrahydrothiazolo[5,4-c]pyridine NA Ready Stock
2 N-Nitroso Edoxaban Desmethyl Impurity N-nitroso Desmethyl Edoxaban NA Ready Stock
3 N-Nitroso Edoxaban Impurity 3 NA NA Ready Stock
4 N-Nitroso Edoxaban Impurity 5 NA NA Ready Stock
5 N-Nitroso Edoxaban Impurity 4 2-Bromo-5-nitroso-4,5,6,7-tetrahydrothiazolo[5,4-c] NA Ready Stock
6 N-Nitroso Edoxaban Impurity 1 5-nitroso-4,5,6,7-tetrahydrothiazolo[5,4-c] pyridin-2-amine NA Ready Stock
7 Tert-butyl(1-nitrosopiperidin-3-yl)carbamate OR (Tert-butyl (R)-(1-nitrosopiperidin-3-yl)carbamate) N-Nitroso Linagliptin Impurity NA Ready Stock
8 N-(4-aminophenyl)-N-methylnitrousamide NA NA Ready Stock
9 N-nitroso Prucalopride Impurity Prucalopride Nitroso Impurity NA Ready Stock
10 1-Nitroso Piperidin-3-amine 1-Nitrosopiperidin-3-amine 2819242-71-0 Ready Stock
11 N-Nitroso fluoxetine NA 150494-06-7 Ready Stock
12 N,N'-Dinitrosopiperazine 1,4-Dinitrosopiperazine 140-79-4 Ready Stock
13 N-Nitroso Diclofenac NA 66505-80-4 Ready Stock
14 N-Nitroso-diisopropylamine NDPIA 601-77-4 Ready Stock
15 N-Nitroso Pramipexole NA NA Ready Stock
16 Vildagliptin N-Nitroso-L-Prolinamide NA 79108-51-3 Ready Stock
17 Vildagliptin N-Nitroso-L-Proline Methyl Ester NA 35909-01-4 Ready Stock
18 Tizanidine Nitroso Impurity 2 NA NA Ready Stock
19 N-Nitroso Piperazine 1-Nitrosopiperazine 5632-47-3 Ready Stock
20 N-Nitroso Atenolol NA 134720-04-0 Ready Stock
21 Vildagliptin N-Nitroso Vildagliptin Nitroso Impurity 1 NA Ready Stock
22 N-Nitroso Paroxetine NA 2361294-43-9 Ready Stock
23 N-Nitroso Cetirizine EP Impurity A Nitrosoamine of Cetirizine Imp A NA Ready Stock
24 N-Nitrosodihydrodibenzazepine 5-Nitroso-10,11-dihydro-5H-dibenzo[b,f]azepine[N-nitrosodihydrodibenzazepine] NA Ready Stock
25 N-Nitroso Brexpiprazole Impurity 1 Tert-butyl 4-nitrosopiperazine-1-carboxylate 877177-42-9 Ready Stock
26 7-Nitroso-3-(Trifluromethyl)-5,6,7,8-tetrahydro-[1,2,4]triazolo[4,3-a]pyrazine N-Nitroso Sitagliptin Impurity 2892260-32-9 Ready Stock
27 N-Nitroso Hydrochlorothiazide NA 63779-86-2 Ready Stock
28 N-Nitroso Bupropion N-Nitroso Bupropion Impurity NA Ready Stock
29 N-Nitroso Vortioxetine NA NA Ready Stock
30 Varenicline Nitroso Impurity 1 NA 2755871-02-2 Ready Stock
31 N-Nitroso Benazepril NA NA Ready Stock
32 N-Nitroso Nebivolol NA 1391051-68-5 Ready Stock
33 N-Nitroso Ramipril NA NA Ready Stock
34 N-Nitroso Desvenlafaxine Impurity 1 N-Nitroso O-Des-Venlaxazine NA Ready Stock
35 1-Methyl-4-nitrosopiperazine N-Methyl-N'-Nitrosopiperazine 16339-07-4 Ready Stock
36 Rivaroxaban Nitroso Impurity 1 N-(2-Hydroxyethyl)N-phenylnitrous amide 25413-76-7 Ready Stock
37 Benzonatate Nitroso Impurity Benzonatate Nitroso Impurity NA Ready Stock
38 N-Nitroso Bisoprolol NA NA Ready Stock
39 N-Nitroso Quetiapine Impurity 2-(2-(4-Nitrosopiperazin-1-yl)ethoxy)ethanol 73486-81-4 Ready Stock
40 Nitrosamines Impurity 4 2-(4-Nitrosopiperazin-1-yl)ethan-1-ol 48121-20-6 Ready Stock
41 N-Nitroso-N-methylaniline NA 614-00-6 Ready Stock
42 N-Nitrosodipropylamine (NDPA) (NDPA) 621-64-7 Ready Stock
43 N-Nitroso Duloxetine NA 2680527-91-5 Ready Stock
44 N,N-bis(2-hydroxyethyl)nitrous amide Nitrosobis(2-hydroxyethyl)amine/N-N-Bis(2-hydroxyethyl)nitrous amide 1116-54-7 Ready Stock
45 Rivaroxaban Nitroso Impurity 4 N-Niroso Ethylbenzylamine 20689-96-7 Ready Stock
46 N-Nitroso Gliclazide EP Impurity B 2-Nitroso-octahydrocyclopenta[c]pyrrole 54786-86-6 Ready Stock
47 N-Nitrosoethylmethyl amine N-Nitrosoethylmethyl amine(NMEA) 10595-95-6 Ready Stock
48 N-Nitroso Mirabegron NA NA Ready Stock
49 Norfloxacin Nitroso Impurity 1 NA NA Ready Stock
50 Nitroso-Ranolazine-ll NA NA Ready Stock
51 Rivaroxaban Nitroso Impurity 9 N-Benzyl-N-methylnitrous amide 937-40-6 Ready Stock
52 Indapamide EP Impurity A NA 85440-79-5 Ready Stock
53 N-Nitroso Lisinopril Lisinopril Nitroso Impurity 519175-80-5 Ready Stock
54 N-Nitroso Rasagiline NA 2470278-90-9 Ready Stock
55 N-Nitroso-Cinacalcet NA NA Ready Stock
56 N-Nitroso Gatifloxacin N-Nitroso Gatifloxacin Impurity 2 NA Ready Stock
57 Nitrosopyrrolidine 1-nitrosopyrrolidine 930-55-2 Ready Stock
58 N-(2-Hydroxyethyl)-N-methylnitrous Amide N-(2-hydroxyethyl)-N-methylnitrous amide 26921-68-6 Ready Stock
59 Buspirone Nitroso Impurity 1 2-(4-Nitrosopiperazin-1-yl)pyrimidine 872826-80-7 Ready Stock
60 Nitrosobis(2-hydroxyethyl)amine Trolamine EP Impurity C 1116-54-7 Ready Stock
61 4-nitrosomethylaminopyridine NA 16219-99-1 Ready Stock
62 N-Nitroso-di-n-butylamine NDBA 924-16-3 Ready Stock
63 N-Nitrosopiperidine NA 100-75-4 Ready Stock
64 Solifenacin EP Impurity A Nitroso Impurity NA NA Ready Stock
65 Fluoxetine Nitroso EP Impurity A NA 2659259-659 Ready Stock
66 Brexpiprazole Nitroso Impurity 1 NA 2639426-950 Ready Stock
67 Mono-Nitroso-Clonidine NA 148950-49-60 Ready Stock
68 N-Nitroso Nortriptyline NA 55855-42-0 Ready Stock
69 N-(2-(Dimethylamino)ethyl)-N-methylnitrous amide Methylnitrosamino-N,N-dimethylethylamine 23834-30-2 Ready Stock
70 Diethylamine Dinitroso Impurity N,N'-(ethane-1,2-diyl)bis(N-methylnitrous amide) 13256-12-7 Ready Stock
71 Celecoxib Nitroso Impurity 3 4-(1-nitrosohydrazinyl)benzesulfonamide NA Ready Stock
72 Moisidomine EP Impurity B N-Nitroso Morpholine 59-89-2 Ready Stock
73 N-Nitroso-N-Methyl-4-Aminobutyric Acid NMBA 61445-55-4 Ready Stock
74 N-isopropylmethyl nitrosoamine NA 30533-08-5 Ready Stock
75 N-Nitrosodimethylamine NA 62-75-9 Ready Stock
76 N-Nitrosodiethylamine NA 55-18-5 Ready Stock
77 N-Nitrosoethylisopropylamine NA 16339-04-1 Ready Stock
78 N-Nitroso Desloratadine NA 1246819-22-6 Ready Stock
79 N-Nitroso Tranexamic Acid EP Impurity A Tranexamic Acid Nitroso Impurity 51145-18-7 Ready Stock
80 N-Nitroso Diazepam EP Impurity D NA 2460755-43-3 Ready Stock
81 Clopidogrel Nitroso Impurity NA 3 Ready Stock
82 N-Nitroso Clopidogrel EP Impurity F NA NA Ready Stock
83 N-Nitrosobutylmethylamine N-Nitroso -n-methyl n-butyl amine (NMBA) 7068-83-9 Ready Stock
84 N-NITROSO ACECLOFENAC Aceclofenac Nitroso Impurity /Aceclofenac Nitroso Impurity 1 NA Ready Stock
85 N-Nitroso Meglumine N-Nitroso-Meglumine 10356-92-0 Ready Stock
86 N-Nitroso Piracetam EP Impurity A 1-Nitrosopyrrolidin-2-one 54634-49-0 Ready Stock
87 N-Nitroso Sildenafil Impurity 2 NA NA Ready Stock
88 1-Cyclopentyl-4-nitrosopiperazine NA 61379-66-6 Ready Stock
89 N-Nitroso Fluvoxamine EP Impurity F N-Nitroso Fluvoxamine Impurity F NA Ready Stock
90 N-Nitroso Fluvoxamine EP Impurity C N-Nitroso Fluvoxamine Impurity C NA Ready Stock
91 N-Nitroso Metoprolol NA 138768-62-4 Ready Stock
92 N-Nitroso Metoprolol EP Impurity A NA NA Ready Stock
93 N-Nitroso Metoprolol EP Impurity C NA NA Ready Stock
94 N-Nitroso Labetolol NA 2820170-74-7 Ready Stock
95 N-Nitroso Ciprofloxacin NA 864443-44-7 Ready Stock
96 N-Nitroso-N-Ethylaniline NA 612-64-6 Ready Stock
97 N-Nitroso Rivastigmine NA NA Ready Stock
98 N-Nitroso Rivastigmine Impurity N-(1-(3-Hydroxyphenyl)ethyl)-N-methylnitrous amide NA Ready Stock
99 N-Nitroso Dabigatran Impurity 1 Dabigatran Nitroso Impurity 1 NA Ready Stock
100 N-Nitroso Olopatadine N-Desmethyl Impurity N-Nitroso Olopatadine NA Ready Stock
101 N-Nitroso Hydroxyzine EP Impurity A N-Nitroso Hydroxyzine Impurity NA Ready Stock
102 Vildagliptin Nitroso Impurity 2 NA 7519-36-0 Ready Stock
103 N-Nitroso Bis(2-chloroethyl)amine NA 67856-68-2 Ready Stock
104 N-Nitrosobis(2-hydroxypropyl)amine NA 53609-64-6 Ready Stock
105 N-Nitroso Lidocaine EP Impurity E N-Nitroso Lidocaine EP Impurity E NA Ready Stock
106 N-Nitroso Atenolol EP Impurity H NA NA Ready Stock
107 N-Nitroso Atenolol EP Impurity I N-Nitroso Atenolol EP Impurity I NA Ready Stock
108 N-Nitroso Atenolol EP Impurity G NA NA Ready Stock
109 N-Nitroso Donepezil EP Impurity A NA NA Ready Stock
110 N-Nitroso Didecylamine N,N-Didecylnitrous amide 69112-95-4 Ready Stock
111 Dioctylnitrosoamine N,N-dioctylnitrous amide 6335-97-3 Ready Stock
112 N-Methyl-N-(pyridin-2-yl)nitrous amide NA 16219-98-0 Ready Stock
113 N-Nitroso Paliperidone USP Related Compound B 6-Fluoro-3-(1-nitrosopiperidin-4-yl)benzo[d]isoxazole 2416230-38-9 Ready Stock
114 Fenoterol Nitroso Impurity Fenoterol Nitroso NA Ready Stock
115 N-Nitroso-N-Benzyl Anthranilic Acid 2-[nitroso(phenylmethyl]amino]benzoic acid 1028-91-7 Ready Stock
116 N-Nitroso Moxonidine Impurity 3 NA NA Ready Stock
117 N-Nitroso Moxonidine Impurity 4 NA NA Ready Stock
118 N-Nitroso Moxonidine Impurity 5 NA NA Ready Stock
119 N-Nitroso Dihexyl Aminoquat Dibromide NA NA Ready Stock
120 N-Nitroso Desvenlafaxine Impurity NA NA Ready Stock
121 N-Nitroso-Amoxapine NA NA Ready Stock
122 N-Nitroso Valsartan Impurity 1 2254485-68-0 NA Ready Stock
123 N-nitroso-N-desmethylnintedanib NA NA Ready Stock
124 Mebeverine Nitroso Impurity 1 NA NA Ready Stock
125 Mebeverine Nitroso Impurity 2 NA NA Ready Stock
126 Mirabegron Nitroso Impurity 2 (R)-N-(2-Hydroxy-2-phenylethyl)-N-(4-nitrophenethyl)nitrous amide NA NA Ready Stock
127 N-Nitroso Propranolol NA NA Ready Stock
128 Brexpiprazole Nitroso Impurity 2 NA NA Ready Stock
129 N-Nitroso Phenylephrine 78658-64-7 NA Ready Stock
130 N-Nitroso Dicyclohexylamine 947-92-2 NA Ready Stock
131 Bilasitine Nitroso Impurity 1 2731008-04-9 NA Ready Stock
132 Atazanavir Nitroso Impurity 1 NA NA Ready Stock
133 Triacetic Acid Impurity 1 (N-Nitrosoiminodiacetic Acid, N-Nitroso Glycine EP Impurity A) 25081-31-6 NA Ready Stock
134 Dinitroso Ethambutol 2792161-95-4 NA Ready Stock
135 N-Nitroso Trimetazidine 92432-50-3 NA Ready Stock
136 Mononitroso Ethambutol NA NA Ready Stock
137 N-Nitroso Decyl Aminoquat NA NA Ready Stock
138 Trandolapril Nitroso Impurity 1 NA NA Ready Stock
139 N-Nitroso Frovatriptan (Frovatriptan Nitroso Impurity 2) NA NA Ready Stock
140 N-Nitroso Desmethyl Chlorpromazine 55855-44-2 NA Ready Stock
141 Venetoclax Nitroso Impurity 4 NA NA Ready Stock
142 N-NITROSO 4-HYDRAZINOBENZOIC ACID NA NA Ready Stock
143 N-Nitroso-Desmethyl Itopride 2763751-66-0 NA Ready Stock
144 N-Nitroso-Betahistine 32635-81-7 NA Ready Stock
145 Mirabegron N-Nitroso Deshydroxy Impurity NA NA Ready Stock
146 Carvedilol Nitroso Impurity 1 2248746-67-8 NA Ready Stock
147 N-Nitroso Venlafaxine EP Impurity D 2680662-11-5 NA Ready Stock
148 Rizatriptan Nitroso Impurity 3 NA NA Ready Stock
149 N-Nitroso Propafenone NA NA Ready Stock
150 Vildagliptin Nitroso Impurity 4 NA NA Ready Stock
151 N-Nitroso Rivaroxaban Open-Ring Acid Impurity NA NA Ready Stock
152 N-Nitroso Benzocaine Impurity 1 (Impurity 9) 208176-48-1 NA Ready Stock
153 Aripiprazole Nitroso Impurity 1 NA NA Ready Stock
154 Ivabradine Impurity 36 NA NA Ready Stock
155 Dabigatran Nitroso Impurity 3 NA NA Ready Stock
156 N-Nitroso-N-Ethyl piperazine 65504-33-8 NA Ready Stock
157 N-Nitroso-Prazosin EP Impurity D NA NA Ready Stock
158 N-Nitroso Lidocaine EP Impurity G NA NA Ready Stock
159 N-Nitroso Lidocaine EP Impurity D NA NA Ready Stock
160 Ziprasidone Nitroso EP Impurity A NA NA Ready Stock
161 N-Nitrosodibenzylamine 5336-53-8 NA Ready Stock
162 N-Nitrosodiphenylamine 86-30-6 NA Ready Stock
163 Valsartan Nitroso Impurity 4 NA NA Ready Stock
164 N-Desmethyl N-Nitroso Tapentadol NA NA Ready Stock
165 Haloperidol Nitroso Impurity 1 NA NA Ready Stock
166 N-Nitroso-N-methyl-N-dodecylamine 55090-44-3 NA Ready Stock
167 N-Nitroso Verapamil EP Impurity F NA NA Ready Stock
168 N-Methyl-N-(2-(methylamino)ethyl)nitrous amide Hydrochloride NA NA Ready Stock
169 4-(methyl(nitroso)amino)benzoic acid NA NA Ready Stock
170 N-Nitroso Tofacitinib Impurity NA NA Ready Stock
171 Nintedanib Nitroso Impurity 2 2490403-92-2 NA Ready Stock
172 Terbinafine Nitroso Impurity 2 NA NA Ready Stock
173 N-Nitroso Levofloxacin EP Impurity B N-Nitroso Levofloxacin USP Related Compound A; N-Nitroso N-Desmethyl Levofloxacin 1152314-62-9 Ready Stock
174 N-(4-cyanophenyl)-N-nitroso glycine NA NA Ready Stock
175 1-Nitroso-4-phenylpiperazine NA 14340-33-1 Ready Stock
176 (R)-Desisopropyl Tolterodine Nitroso Impurity NA NA Ready Stock
177 Valsartan Nitroso Impurity 3 NA 2407652-86-0 Ready Stock
178 4-METHYLNITROSOPIPERIDINE NA 15104-03-7 Ready Stock
179 N-Nitrosodiisobutylamine NA 997-95-5 Ready Stock
180 1-benzyl-4-nitrosopiperazine NA 40675-45-4 Ready Stock
181 Terbinafine Nitroso Impurity 1 NA NA Ready Stock
182 N-Nitroso Terbinafine EP Impurity A NA 296760-88-8 Ready Stock
183 N-Nitroso-4-piperidone NA 55556-91-7 Ready Stock
184 N-Nitroso-Desmethyl-Olopatadine Impurity NA NA Ready Stock
185 N-Nitroso Clozapine NA 156632-03-0 Ready Stock
186 N-Nitroso Phenylephrine NA 78658-64-7 Ready Stock
187 Quetiapine Nitroso EP Impurity B NA NA Ready Stock
188 Sertraline Nitroso Impurity NA NA Ready Stock
189 1-ethyl-3-(3-(methyl(nitroso)amino)propyl)urea NA NA Ready Stock
190 N-Nitroso Verapamil EP Impurity B NA NA Ready Stock
191 Olaparib Nitroso Impurity 1 NA 2742659-74-9 Ready Stock
192 Duloxetine Nitroso Impurity 1 NA 2418708-78-6 Ready Stock
193 N-Nitroso N-Desmethyl Terbinafine NA NA Ready Stock
194 N-Nitroso Clomipramine EP Impurity F NA 78213-40-8 Ready Stock
195 N-Nitroso Desmethyl Rizatriptan NA NA Ready Stock
196 Rizatriptan Nitroso EP Impurity I N-Nitroso Desmethyl Rizatriptan NA Ready Stock
197 N-Nitroso-4-piperidone NA 55556-91-7 Ready Stock
198 N-Nitroso-Desmethyl-Olopatadine Impurity NA NA Ready Stock
199 N-Nitroso Clozapine NA 156632-03-0 Ready Stock
200 N-Nitroso Phenylephrine NA 78658-64-7 Ready Stock
201 Quetiapine Nitroso EP Impurity B NA NA Ready Stock
202 Sertraline Nitroso Impurity NA NA Ready Stock
203 1-ethyl-3-(3-(methyl(nitroso)amino)propyl)urea NA NA Ready Stock
204 N-Nitroso Verapamil EP Impurity B NA NA Ready Stock
205 Olaparib Nitroso Impurity 1 NA 2742659-74-9 Ready Stock
206 Duloxetine Nitroso Impurity 1 NA 2418708-78-6 Ready Stock
207 N-Nitroso N-Desmethyl Terbinafine NA NA Ready Stock
208 N-Nitroso Clomipramine EP Impurity F NA 78213-40-8 Ready Stock
209 N-Nitroso Desmethyl Rizatriptan NA NA Ready Stock
210 N-Nitroso Desmethyl Clomipramine NA NA Ready Stock
211 N-Nitroso-D,L-Pipecolic Acid NA 4515-18-8 Ready Stock
212 N-methyl-N-(4-oxobutyl)nitrous amide NA NA Ready Stock
213 Rizatriptan Nitroso Impurity 3 NA NA Ready Stock
214 N-Nitroso N-Desmethyl Tramadol NA NA Ready Stock
215 N-Nitroso Fluvoxamine EP Impurity F NA NA Ready Stock
216 N-6-(Dimethylamino)hexyl-N-methylnitrous NA NA Ready Stock
217 Rizatriptan Nitroso EP Impurity I NA NA Ready Stock
218 Desbutyl Bupivacaine Nitroso Impurity NA NA Ready Stock
219 N-Nitroso Carvediol Impurity NA 2248746-67-8 Ready Stock
220 N-Nitroso Desvenlafaxine Impurity NA NA Ready Stock
221 N-Nitroso Valsartan Imp 1 NA 2254485-68-0 Ready Stock
222 Valsartan Nitroso Impurity 4 NA NA Ready Stock