Catalog No. Size PriceQuantity
M7551-2 2mg solid $85
M7551-10 10mg solid $255


Azide-PEG5-Tos (Azido-PEG5-OTs) is a cleavable 5-unit PEG ADC linker applied into the synthesis of antibody-drug conjugates (ADCs).

Product information

CAS Number: 236754-49-7

Molecular Weight: 417.48

Formula: C17H27N3O7S

Chemical Name: 14-azido-3,6,9,12-tetraoxatetradecyl 4-methylbenzenesulfonate



InChi: InChI=1S/C17H27N3O7S/c1-16-2-4-17(5-3-16)28(21,22)27-15-14-26-13-12-25-11-10-24-9-8-23-7-6-19-20-18/h2-5H,6-15H2,1H3

Technical Data

Appearance: Solid Power

Purity: ≥98% (or refer to the Certificate of Analysis)

Solubility: Soluble in DMSO

Shipping Condition: Shipped under ambient temperature as non-hazardous chemical or refer to Certificate of Analysis

Storage Condition: Dry, dark and -20 oC for 1 year or refer to the Certificate of Analysis.

Shelf Life: ≥12 months if stored properly.

Stock Solution Storage: 0 - 4 oC for 1 month or refer to the Certificate of Analysis.

Drug Formulation: To be determined

HS Tariff Code: 382200


  1. Alain Beck, et al. Nat Rev Drug Discov. 2017 May;16(5):315-337.

Products are for research use only. Not for human use.

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