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Pepstatin A, 25 mg

≥98 %, for biochemistry
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Pack.
Empirical formula C34H63N5O9
Molar mass (M) 685,91 g/mol
Melting point (mp) 230 °C
Storage temp. -20 °C
Transport temp. ambient temp.
WGK 1
CAS No. [26305-03-3]
EG-Nr. 247-600-0

Inhibitor of acidic / aspartic proteases. Isolated from streptomoycin and other actinomycetes.
Stock solution: 1 mM (685 µg/ml) in DMSO or methanol.
Storage of stock solution: at -20 °C max. 1 month, at +4 °C max. 1 week.

Strong, highly selective inhibition. Inhibits pepsin, renin, cathepsin D, chymosin, protease B and also retroviral proteases. No inhibitive effect on thiolproteases, neutral proteases and serine proteases.
Product details
Type analysis

€101.60/Pack Qty. 

excl. VAT. | 25 mg per Pack Qty.

Art. No. 2936.2

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Product details



Pepstatin A ≥98 %, for biochemistry

Strong, highly selective inhibition. Inhibits pepsin, renin, cathepsin D, chymosin, protease B and also retroviral proteases. No inhibitive effect on thiolproteases, neutral proteases and serine proteases.


Hardly toxic.


Directions for use

Working concentration: 0.5-1 µM.
It may be necessary to add 10-50 % acetic acid to completely dissolve pepstatin A.



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2936.1 5 mg plastic €33.25
2936.2 25 mg plastic €101.60
2936.3 100 mg plastic €332.20
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Certificates of Analysis

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The following analysis certificates have been found:

Type analysis

Appearancewhite powder  
Assay (HPLC)≥98 %  
Specific rotation [α]a (c=0,5 in methanol)-97° to -89°  

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