Date published: 2026-4-1

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Boc-S-4-methoxybenzyl-L-cysteine (CAS 18942-46-6)

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Alternate Names:
Boc-Cys(Mob)-OH
Application:
Boc-S-4-methoxybenzyl-L-cysteine is A cysteine derivatives commonly utilized in Boc SPPS
CAS Number:
18942-46-6
Molecular Weight:
341.42
Molecular Formula:
C16H23NO5S
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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Boc-S-4-methoxybenzyl-L-cysteine is one of the cysteine derivatives commonly utilized in Boc SPPS. The 4-methoxybenzyl group is removed by HF or TFMSA during cleavage of the peptide from the resin. The cysteine sidechain is released as a free sulfhydryl group. Disulfide bonds can be formed later by a variety of oxidation methods.

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Boc-S-4-methoxybenzyl-L-cysteine, 5 g

sc-326489
5 g
$31.00

Boc-S-4-methoxybenzyl-L-cysteine, 25 g

sc-326489A
25 g
$104.00