20-(tert-Butoxy)-20-oxoicosanoic acid

    WARNING: This product is for research use only, not for human or veterinary use.

MedKoo CAT#: 122129

CAS#: 683239-16-9

Description: 20-(tert-Butoxy)-20-oxoicosanoic acid is a non-cleavable ADC linker used in the synthesis of antibody-drug conjugates (ADCs) and in the synthesis of PROTACs.

Chemical Structure

20-(tert-Butoxy)-20-oxoicosanoic acid
CAS# 683239-16-9

Theoretical Analysis

MedKoo Cat#: 122129
Name: 20-(tert-Butoxy)-20-oxoicosanoic acid
CAS#: 683239-16-9
Chemical Formula: C24H46O4
Exact Mass: 398.3396
Molecular Weight: 398.63
Elemental Analysis: C, 72.31; H, 11.63; O, 16.05

Price and Availability

Size Price Availability Quantity
1.0g USD 400.0 2 Weeks
5.0g USD 950.0 2 Weeks
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IUPAC/Chemical Name: 20-(tert-butoxy)-20-oxoicosanoic acid


InChi Code: InChI=1S/C24H46O4/c1-24(2,3)28-23(27)21-19-17-15-13-11-9-7-5-4-6-8-10-12-14-16-18-20-22(25)26/h4-21H2,1-3H3,(H,25,26)


Appearance: To be determined

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

Shipping Condition: Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition: Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Solubility: To be determined

Shelf Life: >2 years if stored properly

Drug Formulation: To be determined

Stock Solution Storage: 0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code: 2934.99.9001

Preparing Stock Solutions

The following data is based on the product molecular weight 398.63 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL

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