Synonym

Pepstatin A

Molecular Formula

C34H63N5O9

Molecular Weight

685.89

CAS Number

26305-03-3

TEST

SPECIFICATION

Appearance (Color)

White

Appearance (Form)

Powder

Solubility (Color)

Colorless

Solubility (Turbidity)

Clear to Hazy

10 mg/ml, ethanol

Carbon

58.3 - 60.7 %

Nitrogen

9.2 - 11.0 %

Infrared spectrum

Conforms to Structure

Purity (HPLC)

≥75 %

Specific Rotation

-105 - -75 °

C = 0.288, MeOH, 25 deg C

Recommended Retest Period

------------------------------

3 years