Description

1H-Thieno[3,4-D]Imidazole-4-Pentanamide,n-(14-Amino-3,6,9,12-Tetraoxatetradec-1-Yl)Hexahydro-2-Oxo-,(3As,4S,6Ar)- is a high-purity, complex heterocyclic compound designed for advanced research and pharmaceutical development. This specialized molecule serves as a critical intermediate or building block in the synthesis of novel active pharmaceutical ingredients (APIs) and bioconjugates. It is essential for researchers and manufacturers in the pharmaceutical, biotechnology, and fine chemical sectors seeking to develop next-generation therapeutics.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly for targeted therapies.
• Bioconjugation & Linker Chemistry: Utilized in the development of antibody-drug conjugates (ADCs) and other targeted delivery systems due to its functionalized polyethylene glycol (PEG) chain and reactive groups.
• Proteolysis-Targeting Chimera (PROTAC) Development: Serves as a component in the design of heterobifunctional molecules for targeted protein degradation.
• Peptidomimetic Research: Used in the creation of peptide analogs and mimetics with enhanced stability and bioavailability.
• Chemical Biology Probes: Acts as a scaffold for developing molecular probes to study biological pathways and enzyme functions.
• High-Value Fine Chemical Synthesis: Intermediate for producing complex, high-value specialty chemicals for research and development.

Basic Information

Product Name	1H-Thieno[3,4-D]Imidazole-4-Pentanamide,n-(14-Amino-3,6,9,12-Tetraoxatetradec-1-Yl)Hexahydro-2-Oxo-,(3As,4S,6Ar)-
CAS No.	663171-32-2
Molecular Formula	C20H34N4O7S
Molecular Weight	474.58 g/mol
Synonyms	(3aS,4S,6aR)-Hexahydro-2-oxo-1H-thieno[3,4-d]imidazole-4-pentanamide, N-(14-amino-3,6,9,12-tetraoxatetradec-1-yl)-; Biotin-PEG4-amine; Biotin-PEG4-NH2; Biotin-PEG4-Amine; 5-((3aS,4S,6aR)-2-Oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)-N-(14-amino-3,6,9,12-tetraoxatetradecyl)pentanamide; Biotinylated Tetraethylene Glycol Amine; N-(14-Amino-3,6,9,12-tetraoxatetradecyl)-5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]pentanamide
EINECS	Contact for details

Quality Control

Our 1H-Thieno[3,4-D]Imidazole-4-Pentanamide,n-(14-Amino-3,6,9,12-Tetraoxatetradec-1-Yl)Hexahydro-2-Oxo-,(3As,4S,6Ar)- is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to support your GMP-compliant or research-grade applications.

Storage

Preserve in a tightly closed container, protected from light. Store at -20°C or below under an inert atmosphere for long-term stability. This product is hygroscopic (moisture-sensitive) and light-sensitive. Allow the sealed container to reach room temperature before opening to minimize moisture absorption.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (HPLC)	Conforms to reference standard
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 1.0%
Residual Solvents (GC)	Meets ICH guidelines

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