Sildenafil impurity

 化学構造式
1971915-89-5
CAS番号.
1971915-89-5
化学名:
别名:
英語名:
Sildenafil impurity
英語别名:
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
化学式:
C19H24N4O5S
分子量:
420.48
MOL File:
1971915-89-5.mol

Sildenafil impurity 物理性質

融点 :
149 - 152°C
沸点 :
624.0±65.0 °C(Predicted)
比重(密度) :
1.37±0.1 g/cm3(Predicted)
貯蔵温度 :
Hygroscopic, -20°C Freezer, Under inert atmosphere
溶解性:
クロロホルム(微量)、メタノール(微量)
外見 :
個体
酸解離定数(Pka):
0.36±0.20(Predicted)
色:
ホワイトからオフホワイト

安全性情報

Sildenafil impurity 価格

メーカー 製品番号 製品説明 CAS番号 包装 価格 更新時間 購入

Sildenafil impurity 化学特性,用途語,生産方法

使用

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 上流と下流の製品情報

原材料

準備製品


Sildenafil impurity 生産企業

Global( 36)Suppliers
名前 電話番号 電子メール 国籍 製品カタログ 優位度
Standardpharm Co. Ltd.
86-714-3992388
overseasales1@yongstandards.com United States 14336 58
Career Henan Chemica Co
+86-0371-86658258 15093356674;
laboratory@coreychem.com China 30255 58
China National Standard Pharmaceutical Corporation Limited
+8615391658522
overseasales@yongstandards.com China 11927 58
ChemStrong Scientific Co.,Ltd 0755-0755-66853366 13670046396
sales@chem-strong.com China 17994 56
Shanghai Kewel Chemical Co., Ltd. 021-64609169 18901607656
greensnown@163.com China 9911 50
Nanjing XiZe Biotechnology CO., Ltd. 025-58362220 15250997978
1511893459@qq.com China 7723 55
Lianyungang TengFa Biological Technology Co. Ltd 0518-85475186 18705131893
wang666xt@163.com China 351 55
Shanghai Xiang Xin Industrial Co., Ltd. 021-50211651 13651607026
sales@xxgmpharm.com China 493 58
Shijiazhuang yaoBo Pharmaceutical Co., Ltd. 15633056635
2880679888@qq.com China 2725 58
Chengdu Saint - Kay Biotechnology Co., Ltd. 028-85157043 15882256948
676046971@qq.com China 4393 58

1971915-89-5()キーワード:


  • 1971915-89-5
  • 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
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