ChemicalBook > Product Catalog >Analytical Chemistry >Standard >Pharmaceutical Impurity Reference Standards >Pyrazole N-Demethyl Sildenafil

Pyrazole N-Demethyl Sildenafil

CAS No.: 139755-95-6

Chemical Name:: Pyrazole N-Demethyl Sildenafil

Synonyms: Sildenafil M;Sildenafil Impurity M;Sildenafil Impurity 170;Pinacolborane Impurity 3;Pyrazole N-Demethyl Sildenafil;5-(2-ethoxy-5-((4-methylpiperazin-1-yl);5-[2-ethoxy-5-(4-methylpiperazin-1-yl)sulfonylphenyl]-3-propyl-2,4-dihydropyrazolo[4,3-d]pyrimidin-7-one;3-(4,7-Dihydroxy-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl]-4-methyl-piperazine;7H-Pyrazolo[4,3-d]pyrimidin-7-one, 5-[2-ethoxy-5-[(4-methyl-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-3-propyl-;1-[[3-(4,7-Dihydroxy-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl]-4-methyl-piperazine

CBNumber:: CB11176716

Molecular Formula:: C21H28N6O4S

Molecular Weight:: 460.55

MOL File:: 139755-95-6.mol

Modify Date:: 2023/4/23 13:52:06

Request For Quotation

Pyrazole N-Demethyl Sildenafil Properties

Melting point	232-234°C
storage temp.	-20°C Freezer
solubility	DMF, DMSO (Slightly), Methanol (Slightly)
form	Solid
color	White to Off-White
CAS DataBase Reference	139755-95-6

Pyrazole N-Demethyl Sildenafil Chemical Properties,Uses,Production

Chemical Properties

White Solid

Uses

Pyrazole N-Demethyl Sildenafil is a novel pyrazolopyrimidine derivative, useful as cardiovascular agent.

Pyrazole N-Demethyl Sildenafil Preparation Products And Raw materials

Raw materials

Preparation Products

Pyrazole N-Demethyl Sildenafil Suppliers

Global( 28)Suppliers

Supplier	Tel	Country	ProdList	Advantage	Inquiry
CLEARSYNTH LABS LTD.	+91-22-45045900	Hyderabad, India	6351	58	Inquiry
SHENZHEN PHYSTANDARD BIO-TECH CO.,LTD	0755-0755-0755-83725350 13380397412	China	10070	58	Inquiry
TCI (Shanghai) Chemical Trading Co., Ltd.	021-021-61109150	China	31163	58	Inquiry
Shenzhen SUNGENING Bio-Medical Co., Ltd.	0755-28967200 13631290199	China	9592	60	Inquiry
Shenzhen Excellent Biomedical Technology Co., Ltd.	18318671572	China	4989	58	Inquiry
LGC Science (Shanghai) Ltd.	17717235263	China	11572	58	Inquiry
QUALITY CONTROL SOLUTIONS LTD.	13670046396	China	18865	58	Inquiry
Shanghai YuZn Pharm. Technology Co.,Ltd.	15921286451; 15921286451	China	5069	58	Inquiry
guoyungurui	18162595016	China	9978	58	Inquiry
BOC Sciences	1-631-485-4226; 16314854226	United States	14059	65	Inquiry

Supplier	Advantage
CLEARSYNTH LABS LTD.	58
SHENZHEN PHYSTANDARD BIO-TECH CO.,LTD	58
TCI (Shanghai) Chemical Trading Co., Ltd.	58
Shenzhen SUNGENING Bio-Medical Co., Ltd.	60
Shenzhen Excellent Biomedical Technology Co., Ltd.	58
LGC Science (Shanghai) Ltd.	58
QUALITY CONTROL SOLUTIONS LTD.	58
Shanghai YuZn Pharm. Technology Co.,Ltd.	58
guoyungurui	58
BOC Sciences	65

139755-95-6(Pyrazole N-Demethyl Sildenafil)Related Search:

Sildenafil EP IMpurity D 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

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 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-

5-[2-ethoxy-5-[4-(trideuteriomethyl)piperazin-1-yl]sulfonylphenyl]-3-propyl-2,4-dihydropyrazolo[4,3-d]pyrimidin-7-one 2-ETHOXYBENZOIC ANHYDRIDE 4-AMINO-1-METHYL-5-PROPYL-1H-PYRAZOLE-3-CARBOXYLIC ACID AMIDE

chevron_left

1of4

chevron_right

1-[[3-(4,7-Dihydroxy-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl]-4-methyl-piperazine Pyrazole N-Demethyl Sildenafil Sildenafil M Sildenafil Impurity M Sildenafil Impurity 22/Pyrazole N-Desmethyl Sildenafil/5-(2-Ethoxy-5-((4-methylpiperazin-1-yl)sulfonyl)phenyl)-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one 5-(2-ethoxy-5-((4-methylpiperazin-1-yl) 7H-Pyrazolo[4,3-d]pyrimidin-7-one, 5-[2-ethoxy-5-[(4-methyl-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-3-propyl- 5-[2-ethoxy-5-(4-methylpiperazin-1-yl)sulfonylphenyl]-3-propyl-2,4-dihydropyrazolo[4,3-d]pyrimidin-7-one 3-(4,7-Dihydroxy-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxyphenyl]sulfonyl]-4-methyl-piperazine 5-(2-ethoxy-5-((4-methylpiperazin-1-yl)sulfonyl)phenyl)-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-7(6H)-one? (Sildenafil Impurity） Pinacolborane Impurity 3 Sildenafil Impurity 170 139755-95-6 Bases & Related Reagents Intermediates & Fine Chemicals Nucleotides Pharmaceuticals