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Name of parent drug:
Nadolol

Nadolol EP Impurity F
Nadolol EP Impurity F

(2RS)-1-[(1,1-Dimethylethyl)amino]-3-(naphthalen-1- yloxy)propan-2-ol

Catalogue No : VL1380006


Naphthalene-1-ol
Naphthalene-1-ol



Catalogue No : VL189001


Naproxen EP Impurity A
Naproxen EP Impurity A

(S)-2-(6-hydroxynaphthalen-2-yl)propanoic acid

Catalogue No : VL540001


Naproxen EP Impurity L
Naproxen EP Impurity L

1-(6-methoxynaphthalen-2-yl)ethanone

Catalogue No : VL540002


Naproxen EP Impurity E
Naproxen EP Impurity E

(S)-methyl 2-(6-methoxynaphthalen-2-yl)propanoate

Catalogue No : VL540003


Naproxen EP Impurity F
Naproxen EP Impurity F

(S)-ethyl 2-(6-methoxynaphthalen-2-yl)propanoate

Catalogue No : VL540004


Naproxen EP Impurity M
Naproxen EP Impurity M

2-methoxynaphthalene

Catalogue No : VL540005


Naproxen EP Impurity H
Naproxen EP Impurity H

6-methoxynaphthalen-2-ol

Catalogue No : VL540006


Naproxen EP Impurity N
Naproxen EP Impurity N



Catalogue No : VL540007


Naproxen EP Impurity C
Naproxen EP Impurity C

(S)-2-(5-bromo-6-methoxynaphthalen-2-yl)propanoic acid

Catalogue No : VL540008


Naproxen EP Impurity D
Naproxen EP Impurity D

(S)-2-(5-iodo-6-methoxynaphthalen-2-yl)propanoic acid

Catalogue No : VL540009


Naproxen EP Impurity O
Naproxen EP Impurity O

isopropyl 2-hydroxy-2-(6-methoxynaphthalen-2-yl)acetate

Catalogue No : VL5400011


Naproxen EP Impurity K
Naproxen EP Impurity K

1-(6-methoxynaphthalen-2-yl)ethanol

Catalogue No : VL5400012


Naproxen EP Impurity J
Naproxen EP Impurity J

2-ethyl-6-methoxynaphthalene

Catalogue No : VL5400013


Naproxn EP Impurity (2-carboxy 6 Methoxy) Naproxen acid Impurity
Naproxn EP Impurity (2-carboxy 6 Methoxy) Naproxen acid Impurity

6-methoxy-2-naphthoic acid

Catalogue No : VL5400014


Naproxen EP Impurity B
Naproxen EP Impurity B

(S)-2-(5-chloro-6-methoxynaphthalen-2-yl)propanoic acid

Catalogue No : VL5400010


Neamine / Neomycin Impurity A
Neamine / Neomycin Impurity A

(1R,2R,3S,4R,6S)-4,6-Diamino-2,3-dihydroxycyclohexyl 2,6-diamino-2,6-dideoxy-a-D-glucopyranoside

Catalogue No : VL212001

CAS No : 3947-65-7

Nebivolol Related Compound A / Nebivolol Impurity A
Nebivolol Related Compound A / Nebivolol Impurity A

2S*[1R*,5R*(S*)]]-alfa,alfa’-[Iminobis(methylene)]bis[6-fluoro-3,4-dihydro-2H-1-benzopyran-2-methanol]

Catalogue No : VL490001


Nebivolol Related Compound B / Nebivolol Impurity B
Nebivolol Related Compound B / Nebivolol Impurity B

[2S*[1R*, 5S*(S*)]]-alfa,alfa’ -[Iminobis(methylene)]bis[6-fluoro-3,4-dihydro-2H-1-benzopyran-2-methanol]

Catalogue No : VL490002


Nebivolol Desfluoro (Free base)
Nebivolol Desfluoro (Free base)

1-(chroman-2-yl)-2-(2-(6-fluorochroman-2-yl)-2-hydroxyethylamino)ethanol

Catalogue No : VL490003


Nebivolol Isomer A
Nebivolol Isomer A

(RS)-6-fluoro-3,4-dihydro-2-(SR)-oxiranyl-2H-benzopyran

Catalogue No : VL490008


Nebivolol Isomer B
Nebivolol Isomer B

(RS)-6-fluoro-3,4-dihydro-2-(RS)-oxiranyl-2H-1-benzopyran

Catalogue No : VL490009


Nebivolol Isomer at RRT 1.13
Nebivolol Isomer at RRT 1.13

(±)-[2S-[R*[S*[S*(R*)]]]]-alpha,alpha’-[iminobismethylene]bis[6-fluoro-3,4- dihydro-2H-1-benzopyran-2-methanol]

Catalogue No : VL490007


Nebivolol Isomer at RRT 0.88
Nebivolol Isomer at RRT 0.88

(±)-[2R*[R[(S)]]]-alpha,alpha’[iminobismethylene]bis[6-fluoro-3,4-dihydro-2H-1- benzopyran-2-methanol]

Catalogue No : VL490006


Neostigmine 3-dimethyl amino phenol/3-dimethylamlno)phenol
Neostigmine 3-dimethyl amino phenol/3-dimethylamlno)phenol

m-(Dimethylamino)phenol; 3-Hydroxyphenyl)dimethylamine

Catalogue No : VL2640001


3-Dimethylcarbamoyloxy-N,N-dimethylaniline
3-Dimethylcarbamoyloxy-N,N-dimethylaniline

3-Dimethylcarbamoyloxy-N, N-dimethylaniline

Catalogue No : VL2640002


3-Hydroxyphenyltrimethylammonium methyl sulfate
3-Hydroxyphenyltrimethylammonium methyl sulfate

3-Hydroxyphenyltrimethylammonium methyl sulfate

Catalogue No : VL2640003


Nor Neostigmine
Nor Neostigmine

Dimethylcarbamic Acid 3-(Dimethylamino)phenyl Ester

Catalogue No : VL2640004


<a href="https://www.veeprholabs.com/cas-no-1246956-18-2-nepafenac-impurity-e.php" target="_blank" title="Nepafenac Impurity"> Nepafenac Impurity E</a>

2-{2-amino-3-[hydroxyl(phenyl)methyl]phenyl}-acetamide

Catalogue No : VL360001

CAS No : 1246956-18-2

<a href="https://www.veeprholabs.com/cas-no-78281-61-5-nepafenac-impurity-b.php" target="_blank" title="Nepafenac Impurity"> Nepafenac Impurity B</a>

2-(2-amino-3-benzoylphenyl)-2-(methylthio)-acetamide

Catalogue No : VL360003

CAS No : 78281-61-5

<a href="https://www.veeprholabs.com/cas-no-51135-38-7-nepafenac-impurity-d.php" target="_blank" title="Nepafenac Impurity"> Nepafenac Impurity D</a>

7-benzoyl-1,3-dihydro-2H-indol-2-one

Catalogue No : VL360002

CAS No : 51135-38-7

Nepafenac Impurity C
Nepafenac Impurity C

2-(2-amino-3-benzoyl-6-chlorophenyl)-acetamide

Catalogue No : VL360004


Nicardipine USP Related Compound C
Nicardipine USP Related Compound C

1,4-Dihydro-2,6-dimethyl-4-(3-nitrophenyl)-3,5-pyridinedicarboxylic Acid 3,5-Dimethyl Ester

Catalogue No : VL4430001

CAS No : 21881-77-6

Nicardipine Impurity
Nicardipine Impurity

dimethyl 2,6-dimethyl-4-(3-nitrophenyl)pyridine-3,5-dicarboxylate

Catalogue No : VL4430002

CAS No : 76258-20-3

Nifedipine Nitrosophenylpyridine Analog / Nifedipine EP impurity B
Nifedipine Nitrosophenylpyridine Analog / Nifedipine EP impurity  B

(Dimethyl 4-(2-nitrosophenyl)-2,6-dimethylpyridine-3,5- dicarboxylate)

Catalogue No : VL1170001


Nifedipine Nitrophenylpyridine Analog / Nifedipine EP impurity A
Nifedipine Nitrophenylpyridine Analog / Nifedipine EP impurity  A

(Dimethyl 4-(2-nitrophenyl)-2,6-dimethylpyridine-3,5- dicarboxylate)

Catalogue No : VL1170002


<a href="https://www.veeprholabs.com/cas-no-5422-92-4-nimesulide-ep-impurity-d.php" target="_blank" title="Nimesulide Impurity">Nimesulide EP Impurity D</a>

4-nitro-2- phenoxyaniline

Catalogue No : VL107001

CAS No : 5422-92-4

Nizatidine EP Impurity G
Nizatidine EP Impurity G

N,N′-bis[2-[[[2-[(Dimethylamino) methyl]thiazol-4-yl] methyl]sulphanyl] ethyl]-2-nitroethene-1,1-diamine

Catalogue No : VL2910002


Norethindrone Acetate Impurity B (EP)
Norethindrone Acetate Impurity B (EP)

(17α)-17-(Acetyloxy)-19-norpregn-5(10)-en-20-yn-3-one; Δ-5(10)-NorethindroneAcetate

Catalogue No : VL550001


Norethindrone Impurity E (EP)
Norethindrone Impurity E (EP)

3-ethinyl-19-nor-17α-pregna-3,5-dien-20-yn-17-ol; (17α)-3-Ethynyl-19-norpregna- 3,5-dien-20-yn-17-ol

Catalogue No : VL550002


Norethindrone Acetate Impurity C (EP)
Norethindrone Acetate Impurity C (EP)

Δ-5(6)-Norethindrone Acetate; OR 17β-Acetoxy-19-nor-17α-pregn-5-en-20-yn-3-one

Catalogue No : VL550003


Norethindrone Impurity C (EP)
Norethindrone Impurity C (EP)

17β-Hydroxy-19-nor-17α-pregn-5-en-20-yn-3-one

Catalogue No : VL550004