Description

Dtbpa CAS NO 37434-06-3 is a high-purity chemical intermediate widely recognized for its role in advanced synthesis. This compound is valued for its specific reactivity, making it a critical building block in the production of complex molecules. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors.

Application

• As a key pharmaceutical intermediate in the synthesis of active pharmaceutical ingredients (APIs).
• Used in agrochemical research for developing novel crop protection agents.
• Serves as a specialty chemical building block in polymer and material science applications.
• Employed in organic synthesis laboratories for constructing complex molecular architectures.
• Acts as a precursor in the development of fine chemicals and performance materials.

Basic Information

Product Name	Dtbpa
CAS No.	37434-06-3
Molecular Formula	C14H12N2O4S2
Molecular Weight	336.39 g/mol
Synonyms	5,5'-Dithiobis(2-nitrobenzoic acid); DTNB; Ellman's Reagent; 3-Carboxy-4-nitrophenyl disulfide; 2-Nitro-5-mercaptobenzoic acid dimer; Bis(3-carboxy-4-nitrophenyl) disulfide; 5,5'-Dithiobis(2-nitrobenzoate); Thionitrobenzoic acid
EINECS	253-512-2

Quality Control

Our Dtbpa is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. The product undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation. Certificates of Analysis (COA) detailing all specifications are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep the container tightly sealed when not in use to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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