Estándares farmacéuticos

Applications 3,3'-Dithiobisbenzoic Acid, Technical Grade (cas# 1227-49-2) is a compound useful in organic synthesis.

Stability Light Sensitive, Temperature Sensitive
Applications A fatty acid ester of Retinol isomer, found mainly in the retina.

Applications 6-Amino-2-chloro-5-nitropyridine (cas# 27048-04-0) is a compound useful in organic synthesis.

Applications 3β,17,21-trihydroxy-5α-Pregnane-11,20-dione 21-Acetate can be used to synthesize 5α-pregnane-3β, 17α,21-triol-11,20-dione (Reichstein's substance D) and 5α-pregnane-3β, 11β,17α,21-tetrol-20-one (Reichstein's substance V).
References Chamberlin, E., et al.: J. Amer. Chem. Soc., 77, 1221 (1955);

Applications 3’-Chloro-4’-hydroxyacetophenone (cas# 2892-29-7) is a compound useful in organic synthesis.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package

Applications N-(Phenyl)-2-naphthylamine is a reagent in the preparation of unsymmetrical triaryldiamines as thermally stable hole transport layers for various organic LEDs.
Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package
References Koene, B. et al.: Chem. Mat., 10, 2235 (1998);

Applications 5-(3'-Hydroxybenzyl)hydantoin (cas# 216956-20-6) is a compound useful in organic synthesis.

Applications A useful building block for oligoribonucleotide synthesis.

Applications The preparation of 1,7-Dihydroxynaphthalene and its prompt characterization from its NMR data and peculiarities. Removal of dihydroxynaphthalenes from aqueous solution with the aid of an oxidoreductase polyphenol oxidase and biopolymer chitosan.
References Peterson, I. V., et al.: Magn. Reson. Chem., 51, 762-766 (2013); Kimura, Y., et al.: Environ. Technol., 35, 2910-2919 (2014)

Applications 2-Hydroxy-1,4-naphthoquinone-5,6,7,8-d4 is the isotope labelled analog of 2-Hydroxy-1,4-naphthoquinone (Lawsone) (H949535); the active ingredient of Lawsonia inermis (henna) leaves extract. Lawsone has potential antimicrobial activity and can be used for the detection of latent fingermarks on paper surfaces.
References Tekin, V., et al.: J. Radioanal. Nucl. Ch., (2014); Rahmoun, N.M., et al.: Am. J. Med. Biol. Res., 1, 16 (2013); Jelly, R., et al.: Chem. Commun., 30, 3513 (2008)