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Sildenafil impurity

Sildenafil impurity Structure
Sildenafil impurity structure
CAS No.
2640792-65-8
Chemical Name:
Sildenafil impurity
Synonyms
SildefilImpurity66;Sildenafil Impurity 65;Sildenafil Impurity 113;Sildenafil Impurity 157;Sildenafil?Isopropy?Sulfonate?Ester?Impurity
CBNumber:
CB69701890
Molecular Formula:
C20H26N4O5S
Molecular Weight:
434.51
MDL Number:
MOL File:
2640792-65-8.mol
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Sildenafil impurity Properties

Boiling point 625.5±65.0 °C(Predicted)
Density 1.35±0.1 g/cm3(Predicted)
pka 0.42±0.20(Predicted)

Sildenafil impurity Preparation Products And Raw materials

Raw materials

Preparation Products

Sildenafil impurity Suppliers

Global Suppliers ( 12)
Supplier Tel Email Country ProdList Advantage
Shanghai Kewel Chemical Co., Ltd. 021-64609169 18901607656 greensnown@163.com China 9883 50
Shanghai Xiang Xin Industrial Co., Ltd. 021-50211651 13651607026; sales@xxgmpharm.com China 499 58
Tianjin shijia biomedical technology co., LTD 15022261580 tjshj1212@163.com China 2749 58
Jinan blalong chemical co. LTD 2710913286@qq.com 1513643261@qq.com China 14227 58
Shandong WorldSun Biological Technology Co., Ltd. 0531-88723173 18596073690 1047208234@qq.com China 8168 58
QUALITY CONTROL SOLUTIONS LTD. +86-0755-66853366 +86-13670046396 export03@qcsrm.com China 24318 58
Shanghai Zerui Biotechnology Co., Ltd. 021-54580889 18321124657 1054713992@qq.com China 10598 58
Hubei Qingbei Yunyan Pharmaceutical Technology Co., Ltd 18162595016; 18162595016 3287908757@qq.com China 9111 58
Cato Research Chemicals Inc. 81960175 18933936954 2853283383@qq.com China 11418 58
Nanjing bojida Pharmaceutical Technology Co., Ltd 18762407961 704079339@qq.com China 1806 58
Supplier Advantage
Shanghai Kewel Chemical Co., Ltd. 50
Shanghai Xiang Xin Industrial Co., Ltd. 58
Tianjin shijia biomedical technology co., LTD 58
Jinan blalong chemical co. LTD 58
Shandong WorldSun Biological Technology Co., Ltd. 58
QUALITY CONTROL SOLUTIONS LTD. 58
Shanghai Zerui Biotechnology Co., Ltd. 58
Hubei Qingbei Yunyan Pharmaceutical Technology Co., Ltd 58
Cato Research Chemicals Inc. 58
Nanjing bojida Pharmaceutical Technology Co., Ltd 58
Sildenafil?Isopropy?Sulfonate?Ester?Impurity Sildenafil Impurity 65 SildefilImpurity66 Sildenafil Impurity 157 Sildenafil Impurity 113 2640792-65-8