intermediate pharmaceutical products

Introduction 3,4-Dimethoxybenzaldehyde (CAS 120-14-9), widely recognized as Veratraldehyde, is a high-purity aromatic aldehyde specifically optimized for use as a pharmaceutical intermediate. Supplied as a white to off-white crystalline powder with a minimum assay of 99%, it functions as a ...

O-Methylisourea hemisulfate (Methylisourea hemisulfate), 98% CAS 52328-05-9 Chemical Intermediate Product Overview O-Methylisourea hemisulfate (CAS 52328-05-9), supplied as the hemisulfate salt for enhanced stability and ease of handling, is a high-purity guanidine derivative that functions as a ...

1-Aminoanthraquinone alpha-Aminoanthraquinone, 98.5% Dye Intermediate CAS 82-45-1 Product Overview 1-Aminoanthraquinone, with CAS No. 82-45-1 and commonly referred to as alpha-Aminoanthraquinone, is a high-purity aromatic amine that serves as a fundamental building block for the synthesis of a vast ...

Introduction 1-Nitroanthraquinone, also known as alpha-Nitroanthraquinone, is a crucial organic intermediate predominantly used in the manufacturing of high-performance anthraquinone dyes and pigments. With a purity of 98% and CAS number 82-34-8, this product serves as a fundamental building block ...

1,2-Dimethoxybenzene Veratrole, 98.5% Flavor & Fragrance Intermediate CAS 91-16-7 Product Overview 1,2-Dimethoxybenzene, universally recognized as Veratrole (CAS 91-16-7). Supplied as a colorless to pale yellow liquid that may solidify at lower room temperatures, it possesses a characteristic sweet, ...

3,4-Dimethoxybenzaldehyde, Veratraldehyde, 99% Chemical Intermediate CAS 120-14-9 Product Overview 3,4-Dimethoxybenzaldehyde, widely recognized as Veratraldehyde (CAS 120-14-9), is a high-purity aromatic aldehyde that serves as an indispensable intermediate across the pharmaceutical, agrochemical, ...

Dimethyl sulfate (Methyl sulfate), 99% Methylating Agent DMS Dimethyl sulfate (DMS) is a high-purity, highly reactive methylating agent widely employed in the synthesis of pharmaceutical, agrochemicals, dyes, and fine chemicals. Supplied as a clear, colorless to pale yellow liquid with a minimum ...

Reagent Sulfuric Acid 41% is a high-purity acid solution (typically meeting ACS specifications) that delivers moderate acidity with low viscosity, minimal fuming, and very low heat generation upon dilution. This specific concentration is particularly convenient for preparing lead-acid battery ...

Reagent Sulfuric Acid 60% is a high-purity acid solution (typically meeting ACS specifications) that offers a practical balance between strong acidity and safe handling. With reduced fuming, lower viscosity, and a lower heat of dilution than 96–98% grades, it serves as a versatile stock acid for ...