| Bioactivity | C1s-IN-1 trihydrochloride (Compound A1) is the selective inhibitor for C1s protease with the Ki of 5.8 μM. C1s-IN-1 trihydrochloride inhibits cleavage of C2 by C1s with an IC50 of 85 μM, inhibits the activation of classic pathway with an IC50 of 22 μM. C1s-IN-1 trihydrochloride is the competitive inhibitor for thrombin with the Ki of 51.2 μM[1]. |
| Target | Ki: 5.8 μM (C1s protease); 51.2 μM (thrombin) |
| CAS | 1376162-36-5 |
| Formula | C16H22Cl3N5 |
| Molar Mass | 390.74 |
| Appearance | 固体 |
| Transport | Room temperature in continental US; may vary elsewhere. |
| Storage | 4°C, sealed storage, away from moisture *In solvent : -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture) |
| Reference | [1]. Xu X, et al., Inhibition of the C1s Protease and the Classical Complement Pathway by 6-(4-Phenylpiperazin-1-yl)Pyridine-3-Carboximidamide and Chemical Analogs. J Immunol. 2024 Feb 15;212(4):689-701. |
C1s-IN-1 trihydrochloride
CAS: 1376162-36-5 F: C16H22Cl3N5 W: 390.74
C1s-IN-1 trihydrochloride (Compound A1) is the selective inhibitor for C1s protease with the Ki of 5.8 μM. C1s-IN-1 tri
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