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Sildenafil impurity

Sildenafil impurity Struktur
1971915-89-5
CAS-Nr.
1971915-89-5
Englisch Name:
Sildenafil impurity
Synonyma:
Sildenafil-002;SildefilImpurity33;Sildenafil Impurity J;Ethyl 4-Ethoxy-3-(1-methyl-7-oxo-3-propyl-6H-pyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonate;ethyl 4-ethoxy-3-(1-methyl-7-oxo-3-propyl-6,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonate;3-(6,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxy-ethyl ester Benzenesulfonic acid;Benzenesulfonic acid, 3-(6,7-dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxy-, ethyl ester;Sildenafil impurity 9/ 3-(6,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxy-ethyl ester Benzenesulfonic acid
CBNumber:
CB54665426
Summenformel:
C19H24N4O5S
Molgewicht:
420.48
MOL-Datei:
1971915-89-5.mol

Sildenafil impurity Eigenschaften

Schmelzpunkt:
149 - 152°C
Siedepunkt:
624.0±65.0 °C(Predicted)
Dichte
1.37±0.1 g/cm3(Predicted)
storage temp. 
Hygroscopic, -20°C Freezer, Under inert atmosphere
L?slichkeit
Chloroform (Slightly), Methanol (Slightly)
Aggregatzustand
Solid
pka
0.36±0.20(Predicted)
Farbe
White to Off-White

Sicherheit

Sildenafil impurity Chemische Eigenschaften,Einsatz,Produktion Methoden

Verwenden

3-(6,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxy-ethyl ester Benzenesulfonic acid is used in the preparation of sildenafil impurity for pharmaceutical quality control by esterification.

Sildenafil impurity Upstream-Materialien And Downstream Produkte

Upstream-Materialien

Downstream Produkte

Sildenafil impurity Anbieter Lieferant Produzent Hersteller Vertrieb H?ndler.

Global( 44)Lieferanten
Firmenname Telefon E-Mail Land Produktkatalog Edge Rate
Standardpharm Co. Ltd. 		86-714-3992388
overseasales1@yongstandards.com United States 14332 58
Career Henan Chemica Co 		+86-0371-86658258 +8613203830695
 laboratory@coreychem.com China 30236 58
China National Standard Pharmaceutical Corporation Limited 		+8615391658522
 overseasales@yongstandards.com China 11922 58
Moxin Chemicals 		+8617320513646
 mike@molcoo.com China 9558 58
QUALITY CONTROL SOLUTIONS LTD. 		0755-66853366; 13670046396
 ORDERS@QCSRM.COM China 24342 58
ChemStrong Scientific Co.,Ltd 0755-0755-66853366 13670046396
 sales@chem-strong.com China 18070 56
Shandong Boluoda Biological Technology Co., Ltd. 0531-68652053
2310993908@qq.com China 1407 58
Shanghai Kewel Chemical Co., Ltd. 021-64609169 18901607656
 greensnown@163.com China 9906 50
Nanjing XiZe Biotechnology CO., Ltd. 025-66023220 0086-15250997978
 1511893459@qq.com China 7892 55
Lianyungang TengFa Biological Technology Co. Ltd 0518-85475186 18705131893
 wang666xt@163.com China 351 55

1971915-89-5()Verwandte Suche:

  • Sildenafil-002
  • Sildenafil Impurity J
  • Sildenafil impurity 9/ 3-(6,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxy-ethyl ester Benzenesulfonic acid
  • ethyl 4-ethoxy-3-(1-methyl-7-oxo-3-propyl-6,7-dihydro-1H-pyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonate
  • 3-(6,7-Dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxy-ethyl ester Benzenesulfonic acid
  • SildefilImpurity33
  • Ethyl 4-Ethoxy-3-(1-methyl-7-oxo-3-propyl-6H-pyrazolo[4,3-d]pyrimidin-5-yl)benzenesulfonate
  • Benzenesulfonic acid, 3-(6,7-dihydro-1-methyl-7-oxo-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-5-yl)-4-ethoxy-, ethyl ester
  • 1971915-89-5
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