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DESMETHYL SILDENAFIL

Product Name
DESMETHYL SILDENAFIL
CAS No.
139755-82-1
Chemical Name
DESMETHYL SILDENAFIL
Synonyms
Sildenafil N-DesMethyl Metabolite;UK 103320;Sildenafil Q;DESMETHYL SILDENAFIL;N-demethylsildenafil;N-DESMETHYL SILDEFIL;Sildenafil-desmethyl;Sildenafil Impurity Q;Sildenafil N-desmethyl;Sildenafil impurities 7
CBNumber
CB6282710
Molecular Formula
C21H28N6O4S
Formula Weight
460.55
MOL File
139755-82-1.mol
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DESMETHYL SILDENAFIL Property

Melting point:
158-160°C
Density 
1.44±0.1 g/cm3(Predicted)
storage temp. 
Keep in dark place,Sealed in dry,2-8°C
solubility 
DMF: 5 mg/ml; DMSO: 10 mg/ml; DMSO:PBS (pH 7.2)(1:5): 0.15 mg/ml
form 
A crystalline solid
pka
10.05±0.20(Predicted)
color 
White to off-white
Stability:
Moisture Sensitive
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Safety

HS Code 
9999999999
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H302Harmful if swallowed

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Cayman Chemical
Product number
18208
Product name
N-Desmethyl Sildenafil
Purity
≥98%
Packaging
1mg
Price
$36
Updated
2024/03/01
Cayman Chemical
Product number
18208
Product name
N-Desmethyl Sildenafil
Purity
≥98%
Packaging
5mg
Price
$155
Updated
2024/03/01
Cayman Chemical
Product number
18208
Product name
N-Desmethyl Sildenafil
Purity
≥98%
Packaging
10mg
Price
$274
Updated
2024/03/01
Cayman Chemical
Product number
18208
Product name
N-Desmethyl Sildenafil
Purity
≥98%
Packaging
50mg
Price
$1087
Updated
2024/03/01
TRC
Product number
D292200
Product name
N-DesmethylSildenafil
Packaging
100mg
Price
$1390
Updated
2021/12/16
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DESMETHYL SILDENAFIL Chemical Properties,Usage,Production

Chemical Properties

White Solid

Uses

A metabolite of Sildenafil, an orally active selective type 5 cGMP phosphodiesterase inhibitor

Uses

A metabolite of Sildenafil (S435001), an orally active selective type 5 cGMP phosphodiesterase inhibitor.

DESMETHYL SILDENAFIL Preparation Products And Raw materials

Raw materials

Preparation Products

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DESMETHYL SILDENAFIL Suppliers

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View Lastest Price from DESMETHYL SILDENAFIL manufacturers

Hong Kong Tiansheng New Material Trading Co., Ltd
Product
N-Desmethyl Sildenafil 139755-82-1
Price
US $1.20/KG
Min. Order
1KG
Purity
99%
Supply Ability
3tons
Release date
2021-12-08

139755-82-1, DESMETHYL SILDENAFILRelated Search:

Thiosildenafil 4-Amino-2-methyl-5-propyl-2H-pyrazole-3-carboxylic acid Propoxyphenyl 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 Sildenafil EP IMpurity D 4-Amino-1-methyl-3-propyl-5-pyrazolecarboxamide Pyrazole N-Demethyl Sildenafil Hydroxyhomosildenafil Sildenafil

  • DESMETHYL SILDENAFIL
  • 5-[2-Ethoxy-5-(1-piperazinylsulfonyl)phenyl]-1,6-dihydro-1-methyl-3-propyl- 7H-pyrazolo[4,3-d]pyrimidin-7-one
  • UK 103320
  • Sildenafil Impurity 5/Sildenafil EP Impurity F/N-Desmethyl Sildenafil/5-[2-Ethoxy-5-(piperazin-1-yl)sulfonylphenyl]-1-methyl-3-propyl-4H-pyrazolo[5,4-e]pyrimidin-7-one
  • 5-(2-ethoxy-5-(piperazin-1-ylsulfonyl)
  • N-Desmethyl Sildenafil Impurity
  • Sildenafil Q
  • Sildenafil Impurity Q
  • 5-[2-Ethoxy-5-(piperazin-1-ylsulfonyl)phenyl]-1
  • 5-[2-Ethoxy-5-(piperazin-1-yl)sulfonylphenyl]-1-methyl-3-propyl-4H-pyrazolo[5,4-e]pyrimidin-7-one
  • N-Desmethyl Sildenafil Solution, 100ppm
  • Sildenafil N-DesMethyl IMpurity
  • Sildenafil N-DesMethyl Metabolite
  • 5-(2-Ethoxy-5-(piperazin-1-ylsulfonyl)phenyl)-1-methyl-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-7(6H)-one
  • Sildenafil N-desmethyl
  • 5-[2-Ethoxy-5-(1-Piperazinylsulfonyl)Phenyl]-1-Methyl-3-Propyl-1,6-Dihydro-7H-Pyrazolo[4,3-d]Pyrimidin-7-One
  • Sildenafil N-desmethy impurity
  • Sildenafil impurities 7
  • 1-[[3-(4,7-Dihydro-1-methyl-7-oxo-3
  • 3-(4,7-Dihydro-1-methyl-7-oxo-3-pro
  • Sildenafil EP Impurity F (N-Desmethyl Sildenafil)
  • 7H-Pyrazolo[4,3-d]pyrimidin-7-one, 5-[2-ethoxy-5-(1-piperazinylsulfonyl)phenyl]-1,6-dihydro-1-methyl-3-propyl-
  • N-demethylsildenafil
  • Sildenafil EP Impurity F (Sildenafil N-Desmethyl Metabolite)
  • Sildenafil impurity A(Sildenafil N-Desmethyl Metabolite)
  • N-Desmethyl sildenafilQ: What is N-Desmethyl sildenafil Q: What is the CAS Number of N-Desmethyl sildenafil Q: What is the storage condition of N-Desmethyl sildenafil Q: What are the applications of N-Desmethyl sildenafil
  • 5-[2-Ethoxy-5-(piperazin-1-ylsulfonyl)phenyl]-1-methyl-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one
  • Sildenafil Citrate Impurity F (EP)
  • N-DESMETHYL SILDEFIL
  • Sildenafil Citrate EP Impurity F (EP)
  • 5-(2-ethoxy-5-(piperazin-1-ylsulfonyl)phenyl)-1-methyl-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-7(4H)-one
  • Sildenafil-desmethyl
  • 139755-82-1
  • C21H28N6O4S
  • Intermediates & Fine Chemicals
  • Metabolites & Impurities
  • Various Metabolites and Impurities
  • Pfizer compounds
  • Pharmaceuticals