Description

Heptanedioic Acid 1,7-Bis(2,5-Dioxo-1-Pyrrolidinyl) Ester is a high-purity, bifunctional chemical intermediate featuring reactive succinimidyl ester groups. This compound is valued for its role as a versatile linker or cross-linking agent in advanced organic synthesis and bioconjugation. It is primarily utilized by manufacturers in the pharmaceutical, polymer, and specialty chemical industries for creating novel compounds and functional materials.

Application

• As a bifunctional cross-linking agent in the synthesis of polymers, dendrimers, and advanced materials.
• In pharmaceutical research for the conjugation of drug molecules, peptides, or proteins to carriers or other functional moieties.
• As a key chemical intermediate in organic synthesis for introducing spacer chains with terminal reactive groups.
• For the modification of surfaces and nanoparticles to create functionalized platforms for diagnostics or catalysis.
• In the development of specialty adhesives and coatings where controlled cross-linking is required.

Basic Information

Product Name	Heptanedioic Acid 1,7-Bis(2,5-Dioxo-1-Pyrrolidinyl) Ester
CAS No.	74648-14-9
Molecular Formula	C15H18N2O8
Molecular Weight	354.31 g/mol
Synonyms	1,7-Bis(2,5-dioxo-1-pyrrolidinyl) heptanedioate; Pimelic Acid Bis(N-succinimidyl) Ester; Pimelic Acid Di(NHS) Ester; Pimelic Acid Disuccinimidyl Ester; Succinimidyl Pimelate; Pimelic Acid Di(succinimidyl) Ester; NHS-Pimelate-NHS; Pimelic Acid Bis(succinimidyl) Ester
EINECS	Contact for details

Quality Control

Our Heptanedioic Acid 1,7-Bis(2,5-Dioxo-1-Pyrrolidinyl) Ester is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high chemical purity. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 15-25°C. This material is hygroscopic (moisture-sensitive) and should be handled under dry conditions to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%
Solubility	Soluble in DMF, DMSO, acetonitrile

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