| 中文名称 | 青霉素 V 钾 |
| 英文名称 | Penicillin V potassium salt |
| CAS号 | 132-98-9 |
| 分子式 | C16H17KN2O5S |
| 分子量 | 388.48 |
| EINECS号 | 205-086-5 |
| 熔点 | 197-202°C |
| 比旋光度 | D25 +223° (c = 0.2) |
| 密度 | 1.40 |
| 溶解度 | 易溶于水,几乎不溶于乙醇(96%)。 |
| 形态 | 固体 |
| 颜色 | 溶于水 |
| 水溶解性 | Soluble in water, dimethyl sulfoxide, and methanol. |
| BRN | 3899451 |
| 稳定性 | 吸湿性 |
| 危险品标志 | Xn |
| 危险类别码 | 22-42/43 |
| 安全说明 | 22-26-36/37-45 |
| WGK Germany | 3 |
| RTECS号 | XH9275000 |
| TSCA | Yes |
| 海关编码 | 29411099 |
| 毒害物质数据 | 132-98-9(Hazardous Substances Data) |
| 毒性 | LD50 orally in rats: >1040 mg/kg (Goldenthal) |
Penicillin V (0.002-8.0 mg/L) inhibits the growth of
Streptococci
, with the minimum inhibitory concentrations (MICs) of 0.004-0.008 mg/L.
Penicillin V (0.002-8.0 mg/L) inhibits the growth of
C. difficile
, with a MIC
90
of 8 mg/L.
Penicillin V (0.004-0.063 mg/L; 18 h) inhibits the growth of
Staphylococcus aureus
, with a MIC of 0.016 mg/L.
Penicillin V (0.063-0.25 mg/kg; a single s.c.) inhibits the outgrowth of
S. aureus
in mice thigh muscle.
Penicillin V (100 mg/kg; p.o. once daily for 5 d) avoids the fulminant infection of acute purulent otitis media (AOM) in rats.
Penicillin V (2 mg/kg; a single s.c.) exhibits the plasma half-life (61 min) and mean AUC (0.47 mg/L•h).
| Animal Model: | Specific pathogen free (SPF) male Swiss mice (20-25 g) are inoculated S. aureus |
| Dosage: | 0.063, 0.13, 0.25 mg/kg |
| Administration: | A single s.c. |
| Result: | Decreased the number of CFU (1.34×10 7 counts/mL) compared to controls (3.5×10 7 counts/mL) at the dose of 0.25 mg/kg. |