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2018/12/12 22:03:10打印记事本记算器
西地那非

西地那非 [139755-83-2]

  • Sildenafil
  • CAS:139755-83-2      
  • 分子式:C22H30N6O4S
  • 分子量:474.58
  • MDL:
  • EINECS:
  • 别名:1-[4-乙氧基-3-[5-(6,7-二氢-1-甲基-7-氧代-3-丙基-1H-吡唑并[4,3d]嘧啶)]苯磺酰]-4-甲基哌嗪 1-[[3-(6,7-二氢-1-甲基-7-氧-3-丙基-1H-吡唑并-[4,3-d]嘧啶-5-基)-4-乙氧苯基]璜酰基]-4-甲基哌嗪
上一个:氨苄青霉素
下一个:塞来西布
产品货号商品名称规格包装售价(RMB)促销价(RMB)库存量数量操作备注
H1155560西地那非 [139755-83-2]AR500g 限时特价980.00
促销价
539.00
>10 CH
H1155561西地那非 [139755-83-2]AR100g 限时特价350.00
促销价
192.00
>10 CH
H1182261西地那非 [139755-83-2]分析标准品500mg230.00
促销价
112.00
>10 CH
化学性质质量标准危险性质用途及储存
化学性质
白色或类白色结晶粉末、无嗅、涩苦味、不溶于水和醇,熔点 187-189°C
质量标准
  

Test
STANDARD
Results

Description

White to offwhite crystalline powder free from visible extraneous matter

White crystalline powder

Solubility

Freely soluble in Dimethylformamide,slight soluble in Methanol,sparingly soluble in Glacial acetic acid,very slight soluble in Water & practically insoluble in Acetone Conforms
Identification

By L.R. & UV
By Melting range 191℃~202℃

Conforms
191℃~192℃

Citric acid content

28.0%~30.0%

29.20%

Loss on drying NMT1.0% 0.69%
Sulphated ash

NMT0.2%     

0.07%

Heavy metal

NMT20ppm

Conforms

Related Substances (By HPLC)H

Individual Impurity:NMT0.5%
Total Impurity:NMT1.0%

0.05%
0.05%

Assay (on dried basis) NLT98.0%-NMT102.0% 99.73%

  
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