Description

1,19-Dioxo-2,7,13,18-Tetramethyl-3,17-Diethyl-1,19,22,24-Tetrahydro-21H-Biline-8,12-Dipropionic Acid is a high-purity biline derivative, a key synthetic intermediate in advanced organic synthesis and pharmaceutical research. Its precise molecular architecture makes it a valuable precursor for developing specialized pigments, diagnostic agents, and novel chemical entities. This compound is essential for R&D and production teams in the pharmaceutical, fine chemical, and advanced materials sectors seeking reliable, high-quality building blocks.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of complex porphyrin-related compounds and potential active pharmaceutical ingredients (APIs).
• Biochemical Research: Used in the study of bile pigments, heme catabolism, and as a model compound in photodynamic therapy research.
• Fine Chemical Synthesis: Serves as a specialized building block for synthesizing dyes, pigments, and advanced organic materials with specific optical properties.
• Diagnostic Reagent Development: Employed in the formulation of colorimetric assays and diagnostic kits due to its distinct chromophoric structure.
• Academic & Industrial R&D: A valuable reagent for chemists exploring novel synthetic pathways and the properties of tetrapyrrole derivatives.

Basic Information

Item	Detail
Product Name	1,19-Dioxo-2,7,13,18-Tetramethyl-3,17-Diethyl-1,19,22,24-Tetrahydro-21H-Biline-8,12-Dipropionic Acid
CAS No.	551-33-7
Molecular Formula	C34H40N4O8
Molecular Weight	632.71 g/mol
Synonyms	Bilirubin IIIα; 1,19-Dioxo-1,19,22,24-tetrahydro-21H-biline-8,12-dipropanoic acid, 2,7,13,18-tetramethyl-3,17-diethyl-; 3,17-Diethyl-1,19,22,24-tetrahydro-2,7,13,18-tetramethyl-1,19-dioxo-21H-biline-8,12-dipropionic acid; Bilirubin III alpha; Neo-bilirubin; Bilirubin IIIα isomer; 551-33-7; 21H-Biline-8,12-dipropionic acid, 1,19,22,24-tetrahydro-1,19-dioxo-2,7,13,18-tetramethyl-3,17-diethyl-
EINECS	208-990-2

Quality Control

Our 1,19-Dioxo-2,7,13,18-Tetramethyl-3,17-Diethyl-1,19,22,24-Tetrahydro-21H-Biline-8,12-Dipropionic Acid is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting research and production standards. Comprehensive Certificates of Analysis (COA) detailing purity, impurities, and physical characteristics are provided to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This compound is light-sensitive and easily oxidized; for long-term storage, consider keeping under an inert atmosphere (e.g., nitrogen or argon) to maintain stability and prevent degradation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Orange to red-brown powder or crystals
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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