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Pepstatin A, 25 mg

≥98 %, for biochemistry
Pack Qty.
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
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.

Isolated from streptomoycin and other actinomycetes.
Product details
€110.20 /Pack Qty.

€88.15/Pack Qty.  Campaign price!

excl. VAT. | 25 mg per Pack Qty.

Art. No. 2936.2

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Product details



Pepstatin A ≥98 %, for biochemistry

Isolated from streptomoycin and other actinomycetes.


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.



Pepstatin A
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Order No. Pack Qty. Pack. Price Quantity
2936.1 5 mg plastic
€35.40

€28.25

2936.2 25 mg plastic
€110.20

€88.15

2936.3 100 mg plastic
€360.15

€288.10

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Downloads / MSDS


Certificates of Analysis

You can search for and download your certificate of analysis for the selected product here. Please provide your batch number.
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°