Description

R 848 CAS NO 208711-44-8 is a high-purity chemical compound used as a key intermediate in advanced pharmaceutical synthesis and organic research. This compound is valued for its specific reactivity and structural properties, enabling the development of novel active pharmaceutical ingredients (APIs) and fine chemicals. It is primarily utilized by R&D laboratories, process development chemists, and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking reliable, high-quality building blocks.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Organic Synthesis Research: Used in academic and industrial R&D for developing new synthetic methodologies and novel organic compounds.
• Agrochemical Development: Serves as an intermediate in the production of advanced pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Employed in the manufacture of specialty chemicals, dyes, and performance materials.
• Bioconjugation Chemistry: Potential use in the development of antibody-drug conjugates (ADCs) and other biopharmaceuticals.

Basic Information

Product Name	R 848
CAS No.	208711-44-8
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	R-848; Resiquimod; S-28463; 4-Amino-2-(ethoxymethyl)-α,α-dimethyl-1H-imidazo[4,5-c]quinoline-1-ethanol; 1-(4-Amino-2-(ethoxymethyl)-1H-imidazo[4,5-c]quinolin-1-yl)-2-methylpropan-2-ol; TLR7/8 agonist
EINECS	Contact for details

Quality Control

Our R 848 is produced under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including identification, assay, and impurity profiling via techniques such as HPLC, NMR, and mass spectrometry. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from incompatible materials. For long-term storage, consider inert atmosphere conditions to ensure optimal stability.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to reference spectrum
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 1.0%
Residual Solvents (GC)	Complies with ICH guidelines
Water Content (KF)	≤ 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.