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ChemicalBook > Product Catalog >Analytical Chemistry >Standard >Pharmaceutical Impurity Reference Standards >3-(1,4-Dihydro-5-Methyl-4-oxo-7-propyliMidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxybenzenesulfonic Acid

3-(1,4-Dihydro-5-Methyl-4-oxo-7-propyliMidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxybenzenesulfonic Acid

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3-(1,4-Dihydro-5-Methyl-4-oxo-7-propyliMidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxybenzenesulfonic Acid Suppliers list
Company Name: Standardpharm Co. Ltd.
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Products Intro: Product Name:Vardenafil EP Impurity B
CAS:437717-43-6
Purity:0.99 Package:10mg;25mg;50mg;100mg
Company Name: CR Corporation Limited
Tel: +8613062833949
Email: fred.wen@crcorporation.cn
Products Intro: Product Name:Vardenafil EP Imp B
CAS:437717-43-6
Company Name: China National Standard Pharmaceutical Corporation Limited
Tel: +8615391658522
Email: overseasales@yongstandards.com
Products Intro: Product Name:Vardenafil Impurity 2（Vardenafil EP Impurity B）
CAS:437717-43-6
Purity:0.95 Package:Vials
Company Name: J & K SCIENTIFIC LTD.  
Tel: 010-82848833 400-666-7788
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Products Intro: Product Name:3-(1,4-Dihydro-5-Methyl-4-oxo-7-propyliMidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxybenzenesulfonic Acid
CAS:437717-43-6
Package:100Mg,1g,2.5g
Company Name: Chemsky（shanghai）International Co.,Ltd.  
Tel: 021-50135380
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Products Intro: Product Name:3-(1,4-Dihydro-5-Methyl-4-oxo-7-propyliMidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxybenzenesulfonic Acid
CAS:437717-43-6
Purity:98%
3-(1,4-Dihydro-5-Methyl-4-oxo-7-propyliMidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxybenzenesulfonic Acid Basic information
Product Name:3-(1,4-Dihydro-5-Methyl-4-oxo-7-propyliMidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxybenzenesulfonic Acid
Synonyms:Vardenafil EP Impurity B;Vardenafil Impurity 2(Vardenafil EP Impurity B);Vardenafil EP Imp B;Benzenesulfonic acid, 3-(1,4-dihydro-5-methyl-4-oxo-7-propylimidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxy-;3-(1,4-Dihydro-5-methyl-4-oxo-7-propylimidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxybenzenesulfonic Aci;4-Ethoxy-3-(5-methyl-4-oxo-7-propyl-1,4-dihydroimidazo[5,1-f][1,2 ,4]triazin-2-yl)benzenesulfonic acid;Vardenafil Sulfonic Acid Impurity;Vardenafil hydrochloride EP impurity B
CAS:437717-43-6
MF:C17H20N4O5S
MW:392.43
EINECS:610-141-5
Product Categories:Heterocycles, Pharmaceuticals, Intermediates & Fine Chemicals, Sulfur & Selenium Compounds
Mol File:437717-43-6.mol
3-(1,4-Dihydro-5-Methyl-4-oxo-7-propyliMidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxybenzenesulfonic Acid Structure
3-(1,4-Dihydro-5-Methyl-4-oxo-7-propyliMidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxybenzenesulfonic Acid Chemical Properties
Melting point >255°C (dec.)
density 1.48±0.1 g/cm3(Predicted)
vapor pressure 0.001-0.015Pa at 20-134.6℃
storage temp. Refrigerator
solubility DMSO (Slightly, Heated), Methanol (Slightly, Heated)
pka-0.81±0.50(Predicted)
form Solid
color White to Brown
LogP-1.37 at 23℃ and pH8
Surface tension69.94mN/m at 1g/L and 20℃
Safety Information
MSDS Information
3-(1,4-Dihydro-5-Methyl-4-oxo-7-propyliMidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxybenzenesulfonic Acid Usage And Synthesis
Uses3-(1,4-Dihydro-5-methyl-4-oxo-7-propylimidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxybenzenesulfonic Acid is an side product in the synthesis of vardenafil (V098000) derivatives.
3-(1,4-Dihydro-5-Methyl-4-oxo-7-propyliMidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxybenzenesulfonic Acid Preparation Products And Raw materials
Tag:3-(1,4-Dihydro-5-Methyl-4-oxo-7-propyliMidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxybenzenesulfonic Acid(437717-43-6) Related Product Information
N-Desethyl Vardenafil Imidazo[5,1-f][1,2,4]triazin-4(1H)-one, 2-[2-ethoxy-5-[(4-ethyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-5-methyl-7-propyl- Vardenafil Oxopiperazine (IMpurity) 2-Ethoxybenzamidine hydrochloride Hydroxythiovardenafil Vardenafil hydrochloride Sildenafil citrate Vardenafil Impurity 20 Vardenafil Impurity 5 Vardenafil Impurity 15 Imidazo[5,1-f][1,2,4]triazin-4(1H)-one, 2-[5-[(4-ethyl-1-piperazinyl)sulfonyl]-2-propoxyphenyl]-5-methyl-7-propyl- Vardenafil Impurity 15 3-(1,4-Dihydro-5-Methyl-4-oxo-7-propyliMidazo[5,1-f][1,2,4]triazin-2-yl)-4-ethoxybenzoic Acid Hydroxyvardenafil Vardenafil EP Impurity A 2,2'-((piperazine-1,4-disulfonyl)bis(2-ethoxy-5,1-phenylene))bis(5-methyl-7-propylimidazo[5,1-f][1,2,4]triazin-4(3H)-one) 2-(2-ETHOXYPHENYL)-5-METHYL-7-PROPYL-3H-IMIDAZOL[5,1-F][1,2,4]-TRIAZIN-4-ONE Vardenafil dihydrochloride