ChemicalBook >> CAS DataBase List >>5-[2-Ethoxy-5-[(4-Methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-Methyl-3-(2-Methylpropyl)-7H-pyrazolo[4,3-d]pyriMidin-7-one

5-[2-Ethoxy-5-[(4-Methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-Methyl-3-(2-Methylpropyl)-7H-pyrazolo[4,3-d]pyriMidin-7-one

5-[2-Ethoxy-5-[(4-Methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-Methyl-3-(2-Methylpropyl)-7H-pyrazolo[4,3-d]pyriMidin-7-one structure

CAS No.: 1391053-95-4

Chemical Name:: 5-[2-Ethoxy-5-[(4-Methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-Methyl-3-(2-Methylpropyl)-7H-pyrazolo[4,3-d]pyriMidin-7-one

Synonyms: Isobutyl Sildenafil;Sildenafil A;Isobutyl Sildenafi;Sildenafil EP IMpurity A;Sildenafil Related CoMpound A;Isomer of Isobutyl Sildenafil;Sildenafil impurity A (Y0001579);Sildenafil Citrate EP Impurity A;Sildenafil USP Related Compound A;Sildenafil Related Compound A (F0K413)

CBNumber:: CB12622733

Molecular Formula:: C23H32N6O4S

Molecular Weight:: 488.6

MDL Number:: MFCD23704665

MOL File:: 1391053-95-4.mol

MSDS File:: SDS

Last updated:2025-01-27 09:38:02

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5-[2-Ethoxy-5-[(4-Methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-Methyl-3-(2-Methylpropyl)-7H-pyrazolo[4,3-d]pyriMidin-7-one Properties

storage temp.	2-8°C
solubility	Chloroform (Slightly), Methanol (Slightly)
InChIKey	LOAKEZDPQAIDEB-UHFFFAOYSA-N
FDA UNII	9F7JAM9O4B
UNSPSC Code	41116107
NACRES	NA.24

SAFETY

Risk and Safety Statements

HS Code	2933599550

5-[2-Ethoxy-5-[(4-Methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-Methyl-3-(2-Methylpropyl)-7H-pyrazolo[4,3-d]pyriMidin-7-one price More Price(10)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	Y0001579	Sildenafil impurity A European Pharmacopoeia (EP) Reference Standard	1391053-95-4	y0001579	$153	2024-03-01	Buy
Sigma-Aldrich	1612685	Sildenafil Related Compound A	1391053-95-4	10mg	$1300	2024-03-01	Buy
TRC	I780650	IsobutylSildenafil	1391053-95-4	5mg	$180	2021-12-16	Buy
TRC	I780650	IsobutylSildenafil	1391053-95-4	25mg	$760	2021-12-16	Buy
Medical Isotopes, Inc.	51869	IsobutylSildenafil	1391053-95-4	25mg	$4750	2021-12-16	Buy

Product number	Packaging	Price	Buy
Y0001579	y0001579	$153	Buy
1612685	10mg	$1300	Buy
I780650	5mg	$180	Buy
I780650	25mg	$760	Buy
51869	25mg	$4750	Buy

5-[2-Ethoxy-5-[(4-Methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-Methyl-3-(2-Methylpropyl)-7H-pyrazolo[4,3-d]pyriMidin-7-one Chemical Properties,Uses,Production

Uses

Isobutyl Sildenafil is an impurity of Sildenafil citrate (S435000), as analogue.

5-[2-Ethoxy-5-[(4-Methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-Methyl-3-(2-Methylpropyl)-7H-pyrazolo[4,3-d]pyriMidin-7-one Preparation Products And Raw materials

Raw materials

Preparation Products

5-[2-Ethoxy-5-[(4-Methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-Methyl-3-(2-Methylpropyl)-7H-pyrazolo[4,3-d]pyriMidin-7-one Suppliers

Global( 86)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Moxin Chemicals	+8617320513646	Anna@molcoo.com	China	10686	58
Hubei Jusheng Technology Co.,Ltd.	18871490254	linda@hubeijusheng.com	CHINA	28172	58
Standardpharm Co. Ltd.	86-714-3992388	overseasales1@yongstandards.com	United States	14332	58
sgtlifesciences pvt ltd	+8617013299288	dj@sgtlifesciences.com	China	12373	58
China National Standard Pharmaceutical Corporation Limited	+8615391658522	overseasales@yongstandards.com	China	11922	58
Guangzhou CATO Research Chemicals Inc.	+86-020-81960175-617 +8615602392859	Intermediate@cato-chem.com	China	6335	58
QUALITY CONTROL SOLUTIONS LTD.	0755-66853366; 13670046396	ORDERS@QCSRM.COM	China	24342	58
Shanghai Xiang Xin Industrial Co., Ltd.	021-50211651 13651607026	sales@xxgmpharm.com	China	481	58
J & K SCIENTIFIC LTD.	18210857532	jkinfo@jkchemical.com	China	96815	76
BeiJing Hwrk Chemicals Limted	0757-86329057 18934348241	sales4.gd@hwrkchemical.com	China	14063	55

Supplier	Advantage
Moxin Chemicals	58
Hubei Jusheng Technology Co.,Ltd.	58
Standardpharm Co. Ltd.	58
sgtlifesciences pvt ltd	58
China National Standard Pharmaceutical Corporation Limited	58
Guangzhou CATO Research Chemicals Inc.	58
QUALITY CONTROL SOLUTIONS LTD.	58
Shanghai Xiang Xin Industrial Co., Ltd.	58
J & K SCIENTIFIC LTD.	76
BeiJing Hwrk Chemicals Limted	55

View Lastest Price from 5-[2-Ethoxy-5-[(4-Methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-Methyl-3-(2-Methylpropyl)-7H-pyrazolo[4,3-d]pyriMidin-7-one manufacturers

Image	Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
	2025-04-29	Sildenafil Impurity 1391053-95-4	US $0.00-0.00 / mg	10mg	98%+	100000000	Moxin Chemicals

Sildenafil Impurity
1391053-95-4
US $0.00-0.00 / mg
98%+
Moxin Chemicals

5-[2-Ethoxy-5-[(4-Methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-Methyl-3-(2-Methylpropyl)-7H-pyrazolo[4,3-d]pyriMidin-7-one Spectrum

5-[2-Ethoxy-5-[(4-Methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-Methyl-3-(2-Methylpropyl)-7H-pyrazolo[4,3-d]pyriMidin-7-one(1391053-95-4)¹HNMR

1391053-95-4(5-[2-Ethoxy-5-[(4-Methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-Methyl-3-(2-Methylpropyl)-7H-pyrazolo[4,3-d]pyriMidin-7-one)Related Search:

Sildenafil EP IMpurity D 4-Amino-2-methyl-5-propyl-2H-pyrazole-3-carboxylic acid 4-Amino-1-methyl-3-propyl-5-pyrazolecarboxamide Propoxyphenyl Sildenafil DESMETHYL SILDENAFIL

Homo Sildenafil Sildenafil impurity Sildenafil DiMer IMpurity SILDENAFIL N-OXIDE 7H-Pyrazolo[4,3-d]pyrimidin-7-one, 1,6-dihydro-5-(2-hydroxyphenyl)-1-methyl-3-propyl-

4-ethoxy-3-(1-methyl-7-oxo-3-propyl-4H-pyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonamide 1-Methyl-4-nitro-3-propyl-(1H)-pyrazole-5-carboxamide Desethyl Sildenafil 1-METHYL-4-NITRO-3-PROPYL-1H-PYRAZOLE-5-CARBOXYLIC ACID Thiosildenafil

1H-PYRAZOLE-5-CARBOXAMIDE, 4-[[2-ETHOXY-5-[(4-METHYL-1-PIPERAZINYL)SULFONYL]BENZOYL]AMINO]-1-METHYL-3-PROPYL- 2-ETHOXY-5-[(4-METHYLPIPERAZIN-1-YL)SULFONYL]BENZOIC ACID 4-nitro-5-propyl-1H-pyrazole-3-carboxylic acid

1of4

5-[2-Ethoxy-5-[(4-Methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-Methyl-3-(2-Methylpropyl)-7H-pyrazolo[4,3-d]pyriMidin-7-one Sildenafil EP IMpurity A Sildenafil Related CoMpound A 5-[2-Ethoxy-5[(4-methylpiperazin-1-yl)sulfonyl]phenyl]-1-methyl-3-(2-methylpropyl)-6,7-dihydro-1H-pyrazol[4,3-d]pyrimidin-7-one Isobutyl Sildenafi 5-(2-Ethoxy-5-((4-methylpiperazin-1-yl)sulfonyl)phenyl)-1-methyl-3-(2-methylpropyl)-1,6-dihydro-7H-p Sildenafil Related Compound A (F0K413) Sildenafil impurity A (Y0001579) Sildenafil Impurity AQ: What is Sildenafil Impurity A Q: What is the CAS Number of Sildenafil Impurity A Q: What is the storage condition of Sildenafil Impurity A Q: What are the applications of Sildenafil Impurity A Sildenafil A Sildenafil Impurity 1/Sildenafil EP Impurity A/Isobutyl Sildenafil/5-[2-Ethoxy-5-[(4-methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-methyl-3-(2-methylpropyl)-7H-pyrazolo[4,3-d]pyrimidin-7-one Isomer of Isobutyl Sildenafil 5-[2-ethoxy-5-(4-methylpiperazin-1-yl)sulfonylphenyl]-1-methyl-3-(2-methylpropyl)-4H-pyrazolo[4,3-d]pyrimidin-7-one Sildenafil Impurity 1(Sildenafil EP Impurity A) (5-(2-ETHOXY-5(4-METHYL PIPERAZINE-1-YL SULFONYL)PHENYL)-1-METHYL-3-PROPYL-6 7- DIHYDRO-1H-PYRAZOLO-4 3-D)PYRIMIDIN-7-ON (5-(2-ETHOXY-5(4-METHYL PIPERAZINE-1-YL SULFONYL)PHENYL)-1-METHYL-3-PROPYL-6 7- DIHYDRO-1H-PYRAZOLO-4 3-D)PYRIMIDIN-7-ONE 7H-Pyrazolo[4,3-d]pyrimidin-7-one, 5-[2-ethoxy-5-[(4-methyl-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-methyl-3-(2-methylpropyl)- Sildenafil EP Impurity A (Sildenafil USP Related Compound A, Isobutyl Sildenafil) 5-(2-ethoxy-5-((4-methylpiperazin-1-yl)sulfonyl)phenyl)-3-isobutyl-1-methyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one Isobutyl Sildenafil Sildenafil USP Related Compound A Sildenafil Citrate EP Impurity A 5-{2-Ethoxy-5-[(4-methylpiperazin-1-yl)sulfonyl]phenyl}-1-methyl-3-(2-methylpropyl)-1H,6H,7H-pyrazolo[4,3-d]pyrimidin-7-one 1391053-95-4 Aromatics Heterocycles Impurities Intermediates & Fine Chemicals Pharmaceuticals Sulfur & Selenium Compounds