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Quetiapine Impurity

Veeprho Laboratories is a manufacturer and supplier of Quetiapine tetraethylene glycol analogue / Quetiapine EP Impurity J, Quetiapine S-Oxide Impurity / Quetiapine EP Impurity S, Quetiapine N-Oxide Impurity / Quetiapine EP Impurity H, Quetiapine N-diethoxy ethanol / Quetiapine Quaternary Salt / Quetiapine EP Impurity Q, Quetiapine-N-Di ethoxy ethanol, Quetiapine Impurity C / Quetiapine Related Compound C, Quetiapine N-Oxide impurity, Quetiapine Related compound- 01, Quetiapine Related compound- 02, Quetiapine EP Impurity D / Quetiapine Dimer / Bis (dienzopiperazinyl) piperazine, Quetiapine N-Ethyl Analogue / Quetiapine EP Impurity P, Quetiapine EP Impurity F, Quetiapine Desethoxy Impurity / Quetiapine EP Impurity I, Quetiapine Impurity N, Quetiapine Related Compound G / Quetiapine EP Impurity G, Quetiapine 2-(2-chloroethoxy) ethanol, Quetiapine EP Impurity B / Quetiapine Related Compound B, Quetiapine EP Impurity P, Quetiapine EP Impurity T, Quetiapine HEEP Impurity , Process Impurity, Degradation Impurity, Related Compound and Potential Impurity. These Quetiapine impurities are provided with certificate of analysis along with the characterization data like NMR MASS IR and HPLC Purity. We also provide additional data like C NMR, CHN, TGA RF on request.


We are also manufacturer and supplier of all Quetiapine USP, EP, BP pharmacopoeia impurities, any unknown impurity, APIs and intermediates with structure elucidation with help of C NMR, H NMR, MASS, CHN, HPLC data. On request we also manufacture and supply all impurity of Quetiapine as per pharmacopoeia RRT.


We also manufacture and supply all Quetiapine impurities which are to be isolated by preparative HPLC and Lyophilized.


All the Quetiapine impurities like Quetiapine tetraethylene glycol analogue / Quetiapine EP Impurity J, Quetiapine S-Oxide Impurity / Quetiapine EP Impurity S, Quetiapine N-Oxide Impurity / Quetiapine EP Impurity H, Quetiapine N-diethoxy ethanol / Quetiapine Quaternary Salt / Quetiapine EP Impurity Q, Quetiapine-N-Di ethoxy ethanol, Quetiapine Impurity C / Quetiapine Related Compound C, Quetiapine N-Oxide impurity, Quetiapine Related compound- 01, Quetiapine Related compound- 02, Quetiapine EP Impurity D / Quetiapine Dimer / Bis (dienzopiperazinyl) piperazine, Quetiapine N-Ethyl Analogue / Quetiapine EP Impurity P, Quetiapine EP Impurity F, Quetiapine Desethoxy Impurity / Quetiapine EP Impurity I, Quetiapine Impurity N, Quetiapine Related Compound G / Quetiapine EP Impurity G, Quetiapine 2-(2-chloroethoxy) ethanol, Quetiapine EP Impurity B / Quetiapine Related Compound B, Quetiapine EP Impurity P, Quetiapine EP Impurity T, Quetiapine HEEP Impurity etc. are manufactured and supplied by Veeprho Laboratories are acceptable to all regulatory agencies in the world like US-FDA, MHRA, MCC, WHO, Brazil and Japan.


These Quetiapine impurities are also used for ANDA filling/DMF filling and genotoxic study.

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Quetiapine Impurities :-

Untitled Document

Quetiapine tetraethylene glycol analogue / Quetiapine EP Impurity J
Quetiapine tetraethylene glycol analogue  / Quetiapine EP Impurity J

2-[2-(2-{2-[4-(Dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl]ethoxy}ethoxy)ethoxy]ethanol.

Catalogue No : VL126006


Quetiapine S-Oxide Impurity / Quetiapine EP Impurity S
Quetiapine S-Oxide Impurity / Quetiapine EP Impurity S

11-(4-(2-(2-hydroxyethoxy)ethyl) piperazin-1-yl)dibenzo[b,f][1,4]thiazepine 5-oxide

Catalogue No : VL126008


Quetiapine N-Oxide Impurity / Quetiapine EP Impurity H
Quetiapine N-Oxide Impurity / Quetiapine EP Impurity H

4-(dibenzo[b,f][1,4]thiazepin-11-yl)-1-(2-(2-hydroxyethoxy)ethyl)piperazine 1-oxide

Catalogue No : VL126007


Quetiapine N-diethoxy ethanol / Quetiapine Quaternary Salt / Quetiapine EP Impurity Q
Quetiapine N-diethoxy ethanol / Quetiapine Quaternary Salt / Quetiapine EP Impurity Q

Quetiapine-N-Di ethoxy ethanol

Catalogue No : VL1260010


Quetiapine EP Impurity D / Quetiapine Dimer / Bis (dienzopiperazinyl) piperazine
Quetiapine EP Impurity D / Quetiapine Dimer / Bis (dienzopiperazinyl) piperazine

11,11’-(1,4-Piperazinediyl)bis-dibenzo[b,f][1,4]thiazepine;

Catalogue No : VL126004


Quetiapine N-Ethyl Analogue / Quetiapine EP Impurity P
Quetiapine N-Ethyl Analogue / Quetiapine EP Impurity P

11-(4-Ethylpiperazin-1-yl)dibenzo[b,f][1,4]thiazepine

Catalogue No : VL126009


Quetiapine EP Impurity F
Quetiapine EP Impurity F

(2-((2-Aminophenyl)thio)phenyl)(4-(2-(2-hydroxyethoxy)ethyl)piperazin-1-yl)methanon

Catalogue No : VL126005


Quetiapine Desethoxy Impurity / Quetiapine EP Impurity I
Quetiapine Desethoxy Impurity / Quetiapine EP Impurity I

2-(4-(dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl)ethanol hemifumarate

Catalogue No : VL1260011


Quetiapine Impurity N
Quetiapine Impurity N

2-(2-(4-(2-(2-(4-(dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1- yl)ethoxy)ethyl)piperazin-1-yl)ethoxy)ethanol

Catalogue No : VL1260012


Quetiapine Related Compound G / Quetiapine EP Impurity G
Quetiapine Related Compound G / Quetiapine EP Impurity G

dibenzo [b, f] [1, 4] thiazepin-11(10H)-one

Catalogue No : VL1260013


Quetiapine 2-(2-chloroethoxy) ethanol
Quetiapine 2-(2-chloroethoxy) ethanol

2-(2-chloroethoxy) ethanol

Catalogue No : VL1260015


Quetiapine Impurity C
Quetiapine Impurity C

2-(2-(4-(Dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl)ethoxy)ethyl 2-(4- (dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl)acetate

Catalogue No : VL126003


Quetiapine EP Impurity B/ Quetiapine Related Compound B
Quetiapine EP Impurity B/ Quetiapine Related Compound B

11-(Piperazin-1-yl)dibenzo[b,f][1,4]thiazepine dihydrochloride

Catalogue No : VL126002


Quetiapine EP Impurity P
Quetiapine EP Impurity P

11-(4-Ethyl-1-piperazinyl)-dibenzo[b,f][1,4]thiazepine Dihydrochloride

Catalogue No : VL126003


Quetiapine EP Impurity T
Quetiapine EP Impurity T

11-Morpholino-dibenzo[b,f][1,4]thiazepine hydrochloride

Catalogue No : VL1260018


<a href="https://www.veeprholabs.com/cas-no-13349-82-1-quetiapine-heep-impurity.php" target="_blank" title="Quetiapine Impurity">Quetiapine HEEP Impurity</a>

1-[2-(2-Hydroxyethoxy)ethyl]piperazine

Catalogue No : VL1260019

CAS No : 13349-82-1

Quetiapine N-Methyl Impurity
Quetiapine N-Methyl Impurity

11-(4-methylpiperazin-1-yl)dibenzo[b, f] [1, 4] thiazepine dihydrochloride

Catalogue No : VL1260022


Quetiapine EP impurity A
Quetiapine EP impurity A

2-[2-(4-Dibenzo [b,f] [1,4]thiazepin-11-yl-1-piperazinyl)ethoxy]- ethyl acetate

Catalogue No : VL1260017