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Omeprazole EP Impurity F

Omeprazole EP Impurity F structure

CAS No.: 125656-82-8

Chemical Name:: Omeprazole EP Impurity F

Synonyms: Omeprazole Related Compound F;(12H)-one;Omeprazole EP Imp F;OMeprazole IMpurity F;Esomeprazole Impurity RS;OMeprazole EP IMpurity F;OMeprazole IMpurity-F (EP);Esomeprazole Impurities530;Esomeprazole Sodium Impurity F;Esomeprazole Sodium EP Impurity F

CBNumber:: CB61176089

Molecular Formula:: C16H13N3O2S

Molecular Weight:: 311.36

MDL Number:: MFCD09840886

MOL File:: 125656-82-8.mol

MSDS File:: SDS

Last updated:2026-05-20 15:45:17

Product description	Number	Pack Size	Price
Omeprazole impurity F and G	IM64044	5mg	$181.45
Omeprazole impurity F and G	IM64044	10mg	$272.1
Omeprazole impurity F and G	IM64044	25mg	$453.5
2,12-Dihydro-1,3-dimethyl-8-methoxy-12-thioxobenzo [4,5] pyrido [1,2-c] imidazo [1,2-a] imidazol-2-one	ID57924	5mg	$250
2,12-Dihydro-1,3-dimethyl-8-methoxy-12-thioxobenzo [4,5] pyrido [1,2-c] imidazo [1,2-a] imidazol-2-one	ID57924	10mg	$395.1
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Omeprazole EP Impurity F Properties

Melting point	203-206°C
Boiling point	469.1±55.0 °C(Predicted)
Density	1.46±0.1 g/cm3 (20 ºC 760 Torr)
storage temp.	-20°C Freezer
solubility	Chloroform (Slightly), Methanol (Slightly)
pka	1.56±0.60(Predicted)
form	Solid
color	Very Dark Red to Very Dark Brown
Stability	Sample unstable under MS condition
InChI	InChI=1S/C16H13N3O2S/c1-8-7-18-13(9(2)14(8)20)15(22)19-12-5-4-10(21-3)6-11(12)17-16(18)19/h4-7H,1-3H3
InChIKey	ZHCRAWLAWCUHBF-UHFFFAOYSA-N
SMILES	C12N3C=C(C)C(=O)C(C)=C3C(=S)N1C1=CC=C(OC)C=C1N=2
FDA UNII	63EB83V34B

Omeprazole EP Impurity F price More Price(12)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Biosynth	IM64044	Omeprazole impurity F and G	125656-82-8	5mg	$181.45	2026-06-04	Buy
Biosynth	IM64044	Omeprazole impurity F and G	125656-82-8	10mg	$272.1	2026-06-04	Buy
Biosynth	IM64044	Omeprazole impurity F and G	125656-82-8	25mg	$453.5	2026-06-04	Buy
Biosynth	ID57924	2,12-Dihydro-1,3-dimethyl-8-methoxy-12-thioxobenzo [4,5] pyrido [1,2-c] imidazo [1,2-a] imidazol-2-one	125656-82-8	5mg	$250	2026-06-04	Buy
Biosynth	ID57924	2,12-Dihydro-1,3-dimethyl-8-methoxy-12-thioxobenzo [4,5] pyrido [1,2-c] imidazo [1,2-a] imidazol-2-one	125656-82-8	10mg	$395.1	2026-06-04	Buy

Product number	Packaging	Price	Buy
IM64044	5mg	$181.45	Buy
IM64044	10mg	$272.1	Buy
IM64044	25mg	$453.5	Buy
ID57924	5mg	$250	Buy
ID57924	10mg	$395.1	Buy

Omeprazole EP Impurity F Chemical Properties,Uses,Production

Chemical Properties

Dark Red Solid

Uses

8(9)-Methoxy-1,3-dimethyl-12-thioxopyrido[1’,2’:3,4]imidazo[1,2-a]benzimidazol-2-(12H)-one(Mixture of Regioisomers) (Omeprazole EP Impurity F+Omeprazole EP Impurity G) is a mixture of regioisomers of Omeprazole Impurity.

Uses

An impurity arising in the synthesis of Omeprazole

Omeprazole EP Impurity F Preparation Products And Raw materials

Raw materials

Preparation Products

Omeprazole EP Impurity F Suppliers

Global( 103)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Moxin Chemicals	+86-17320513646 +86-17320513646	anna@molcoo.com	China	10000	58
career henan chemical co	+86-0371-86658258	sales@coreychem.com	China	29812	58
Standardpharm Co. Ltd.	86-714-3992388	overseasales1@yongstandards.com	United States	14332	58
BOC Sciences	+1-631-485-4226	inquiry@bocsci.com	United States	19936	58
Hubei Ipure Biology Co., Ltd	+8618062405514	ada@ipurechemical.com	China	10236	58
Finetech Industry Limited	+86-27-8746-5837 +86-18627785180	info@finetechnology-ind.com	China	9539	58
CR Corporation Limited		fred.wen@crcorporation.cn	China	8645	58
Hangzhou Huarong Pharm Co., Ltd.	571-86758373 +8613588754946	sales@huarongpharm.com	CHINA	3148	58
sgtlifesciences pvt ltd	+91-8790379245	dj@sgtlifesciences.com	China	12373	58
Henan Fengda Chemical Co., Ltd	+86-371-86557731 +86-13613820652	info@fdachem.com	China	20120	58

Supplier	Advantage
Moxin Chemicals	58
career henan chemical co	58
Standardpharm Co. Ltd.	58
BOC Sciences	58
Hubei Ipure Biology Co., Ltd	58
Finetech Industry Limited	58
CR Corporation Limited	58
Hangzhou Huarong Pharm Co., Ltd.	58
sgtlifesciences pvt ltd	58
Henan Fengda Chemical Co., Ltd	58

View Lastest Price from Omeprazole EP Impurity F manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2026-03-12	Omeprazole Impurity F 125656-82-8		10mg	0.98	10g	ShenZhen H&D Pharmaceutical Technology Co., LTD
2025-12-16	Omeprazole Impurity F 125656-82-8		30mg	95	100000	Moxin Chemicals
2019-07-06	8-Methoxy-1,3-dimethyl-12-thioxo-pyrido[123,4]imidazo[1,2-a]benzimidazol-2-(12H)-one 125656-82-8	$1.00	1KG	99%	1000KG	Career Henan Chemical Co

Omeprazole Impurity F
125656-82-8
0.98
ShenZhen H&D Pharmaceutical Technology Co., LTD

Omeprazole Impurity F
125656-82-8
95
Moxin Chemicals

8-Methoxy-1,3-dimethyl-12-thioxo-pyrido[123,4]imidazo[1,2-a]benzimidazol-2-(12H)-one
125656-82-8
$1.00
99%
Career Henan Chemical Co

125656-82-8(Omeprazole EP Impurity F)Related Search:

Esomeprazole Impurity 3 (R)-Omeprazole Sodium Salt EsoMeprazole related substance H193/61 2-MERCAPTO-5-METHOXYBENZIMIDAZOLE 5-METHOXY-2-[(3,5-DIMETHYL-2-PYRIDINYL)-METHYLSULFINYL]-BENZIMIDAZOLE

OMEPRAZOLE RELATED COMPOUND A (15 MG) (OMEPRAZOLE SULFONE) (AS) Omeprazole Sulfone N-Oxide Ufiprazole (S)-4-Desmethoxy-4-chloro Omeprazole 5-METHOXY-2-[((4-METHOXY-3,5-DIMETHYL-1-OXIDO-2-PYRIDINYL)METHYL)SULFINYL]-BENZIMIDAZOLE

EsoMeprazole related substance H431/41 4-Hydroxy Omeprazole 2-Pyridinemethanol, 4-hydroxy-3,5-dimethyl- (9CI) Ondansetron EP Impurity H ammonium 1-(5-methoxy-1H-benzo[d]imidazol-2-yl)-3,5-dimethyl-4-oxo-1,4-dihydropyridine-2-carboxylate

OMEPRAZOLE IMP. C (EP): 5-METHOXY-2-[[(4-METHOXY-3,5-DIMETHYLPYRIDIN-2-YL)METHYL]SULPHANYL]-1H-BENZIMIDAZOLE (UFIPRAZOLE) MM STANDARD omeprazole acid Omeprazole EP Impurity G

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8-Methoxy-1,3-dimethyl-12-thioxo-pyrido[123,4]imidazo[1,2-a]benzimidazol-2-(12H)-one OMeprazole IMpurity-F (EP) OMeprazole EP IMpurity F 8(9)-Methoxy-1,3-dimethyl-12-thioxopyrido[1’,2’:3,4]imidazo[1,2-a]benzimidazol-2-(12H)-one (Mixture of Regioisomers) OMeprazole IMpurity (Mixture of RegioisoMers) OMeprazole IMpurity F 9-Methoxy-1,3-diMethyl-12-thioxobenzo[4',5']iMidazo[2',1':2,3]iMidazo[1,5-a]pyridin-2(12H)-one 8-methoxy-1,3-dimethyl-12-thioxobenzo[4',5']imidazo[2',1':2,3] imidazo[1,5-a]pyridin-2(12H)-one compound with 9-methoxy-1,3-dimethyl-12-thioxobenzo[4',5']imidazo[2',1':2,3] imidazo[1,5-a]pyridin-2(12H Esomeprazole Impurity RS Omeprazole EP Imp F (12H)-one Omeprazole impurity 6/Omeprazole EP Impurity F/1,3-Dimethyl-8-methoxy-12-thioxopyrido[1′,2′:3,4]imidazo[1,2-a]benzimidazol-2(12H)-one Imp. F (EP):8-Methoxy-1,3-dimethyl-12-thioxopyrido[1',2':3,4]imidazo[1,2-a]-benzimidazol-2(12H)-one Pyrido[1',2':3,4]iMidazo[1,2-a] benziMidazol-2(12H)-one, 8- Methoxy-1,3-diMethyl-12-thioxo- Omeprazole EP Impurity F： Omeprazole Impurity F 8-Methoxy-1,3-dimethyl-12-thioxopyr Omeprazole Impurity (Mixture of F and G) 8-Methoxy-1,3-dimethyl-12-thioxobenzo[4',5']imidazo[2',1':2,3]imidazo[1,5-a]pyridin-2(12H)-one DISCONTINUED, OFFER M262560 Omeprazole EP Impurity F/ Omeprazole Related Compound F 8-methoxy-1,3-dimethyl-12-thioxobenzo[4',5']imidazo[2',1':2,3]imidazo[1,5-a]pyridin-2(12H)-one+9-methoxy-1,3-dimethyl-12-thioxobenzo[4',5']imidazo[2',1':2,3]imidazo[1,5-a]pyridin-2(12H)-one Esomeprazole Impurities530 Omeprazole specified impurity F [EP 1,3-Dimethyl-8-methoxy-12-thioxopyrido[1′,2′:3,4]imidazo[1,2-a]benzimidazol-2(12H)-one Esomeprazole Impurity 17 (Omeprazole EP Impurity F) Esomeprazole Sodium Impurity F Esomeprazole Sodium EP Impurity F Omeprazole USP Related Compound F 8-Methoxy-1,3-dimethyl-12-thioxo-pyrido[1',2' 9-methoxy-1,3-dimethyl-12-thioxobenzo[4',5']imidazo[2',1':2,3]imidazo[1,5-a]pyridin-2(12H)-one AND 8-methoxy-1,3-dimethyl-12-thioxobenzo[4',5']imidazo 8-methoxy-1,3-dimethyl-12-thioxobenzo[4',5']imidazo[2',1':2,3]imidazo[1,5-a]pyridin-2(12H)-one Omeprazole EP Impurity F&G 8(9)-methoxy-1,3-dimethyl-12-thioxobenzo[4',5']imidazo[2',1':2,3]imidazo[1,5-a]pyridin-2(12H)-one (Mixture of Regioisomers) 8-Methoxy-1,3-dimethyl-12-thioxopyrido[1',2':3,4]imidazo[1,2-a]benzimidazol-2(12H)-one 2,12-Dihydro-1,3-dimethyl-8-methoxy-12-thioxobenzo [4,5] pyrido [1,2-c] imidazo [1,2-a] imidazol-2-one Omeprazole EP Impurity F (Mixture of F and G) Omeprazole Related Compound F 125656-82-8 125656-82-8+125656-83-9 Intermediates & Fine Chemicals Metabolites & Impurities Pharmaceuticals DCP