Sorafenib tosylate

Biochem/physiol Actions 4-Androstenedione, commonly known as Androstenedione, is an endogenous androgen steroid hormone. 4-Androstenedione functions as an intermediate in the biosynthesis of testosterone, estradiol and estrone.

Biochem/physiol Actions 4-Androstenedione, commonly known as Androstenedione, is an endogenous androgen steroid hormone. 4-Androstenedione functions as an intermediate in the biosynthesis of testosterone, estradiol and estrone.

4- n -butylresorcinol is a derivative of resorcinol and a potent human tyrosinase inhibitor. It may be used to decrease skin irritation and is also known to inhibit melanin production.

General description Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Application

Other Notes Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of rare and unique chemicals. Sigma-Aldrich does not collect analytical data for this product.

Toluene-4-sulfonic acid dibenzyl-alpha-ylidenehydrazone

A cell-permeable steroidal lactone that displays antitumor, anti-inflammatory, radiosensitizing, and immunosuppressive properties. Potently inhibits angiogenesis both in vitro (IC 50 = 12 nM against HUVEC proliferation) and in vivo (80% inhibition

A cell-permeable steroidal lactone that displays antitumor, anti-inflammatory, radiosensitizing, and immunosuppressive properties. Potently inhibits angiogenesis both in vitro (IC 50 = 12 nM against HUVEC proliferation) and in vivo (80% inhibition

General description This substance is a primary reference substance with assigned absolute purity (considering chromatographic purity, water, residual solvents, inorganic impurities). The exact value can be found on the certificate.