Boc-Asp(OBzl)-OSu

CAS 13798-75-9C20H24N2O8Chemical Synthesis

Boc-Asp(OBzl)-OSu (CAS: 13798-75-9) is a derivative of L-aspartic acid with the empirical formula C20H24N2O8 and a molecular weight of 420.41 g/mol. It is primarily utilised as a building block in peptide synthesis, particularly for introducing protected aspartic acid residues. This compound is supplied by Tech Serve Solutions for research and development purposes in chemical biology and organic synthesis.

IUPAC: Boc-L-aspartic acid 4-benzyl 1-(hydroxysuccinimide) ester

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Boc-Asp(OBzl)-OSu (C20H24N2O8) — chemical structure, CAS 13798-75-9; Chemistry, fine chemical supplied by Tech Serve Solutions

Amino Acid DerivativesAspartic AcidChemical BiologyChemical SynthesisPeptide Chemistry

01 /Applications

Peptide Synthesis

Serves as an activated amino acid derivative for the solid-phase or solution-phase synthesis of peptides. The N-terminal Boc protection and O-benzyl side-chain protection, along with the N-hydroxysuccinimide ester activation, facilitate controlled peptide bond formation.

Chemical Biology Research

Used as a reagent in the synthesis of modified peptides or peptidomimetics for studying biological processes and developing new therapeutic agents.

Organic Synthesis Intermediate

Acts as a versatile intermediate in the construction of complex organic molecules, leveraging the specific functional groups and protecting strategies it offers.

02 /Properties

Molecular weight	420.41
Empirical formula	C20H24N2O8
Assay	≥98.0% (C/N)
Optical activity	[α]20/D −31±1°, c = 0.6% in DMF
Storage temperature	−20°C
Melting point	98-102 °C

03 /Safety & handling

Protective equipment	Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
Water hazard class (WGK, DE)	3

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry

CAS number

13798-75-9

MDL number

MFCD00037912

Beilstein registry

3636009

05 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

06 /Frequently asked questions

What is Boc-Asp(OBzl)-OSu used for?

Boc-Asp(OBzl)-OSu is predominantly used as an activated building block in peptide synthesis and as an intermediate in organic synthesis and chemical biology research.

What is the CAS number and formula for Boc-Asp(OBzl)-OSu?

The CAS number is 13798-75-9 and the empirical formula is C20H24N2O8.

What grade and purity does Tech Serve Solutions supply?

Tech Serve Solutions supplies Boc-Asp(OBzl)-OSu with an assay of ≥98.0% (C/N). This product is intended for research and technical applications and is not represented as USP, BP, EP, or pharmacopoeia grade.

How should Boc-Asp(OBzl)-OSu be handled safely?

Handling requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or P1 (EN143) respirator filter is recommended. The compound has a WGK (Germany) rating of 3, indicating it is hazardous to water.

How is Boc-Asp(OBzl)-OSu packed, shipped, and exported?

Tech Serve Solutions carefully packs and prepares chemicals for safe domestic and international shipment, adhering to all regulatory requirements for export. Storage at −20°C is recommended.