← Back to patent-cliff list
CAS 118488-18-9
Fmoc-O-tert-butyl-D-tyrosine
Codes: (XX)819152-1-c
Application context (from source-drug indications)
Head and neck squamous cell carcinomacRGD-ZW800-1CholangiocarcinomacRGD-ZW800-1Pancreatic cancercRGD-ZW800-1
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| cRGD-ZW800-1 | Tier C — Watch / trade | - |
Position in synthesis routes (up/downstream chain)
Ordered by route registration; left → right is the synthesis direction. The highlighted node is the current CAS; others link to their own profiles.
Resin bound [([[(9H-Fluoren-9-yl)methoxy]carbonyl]amino)acetyl]oxy→Resin bound N-[(2S)-2-[[N6-(tert-butoxycarbonyl)-L-lysyl]oxy]-5-[N'-(2,2,4,6,7-pentamethyl-2,3-dihydro-1-benzofuran-5-sulfonyl)carbamimidamido]pentanoyl]glycine→Resin bound glycine→(2S)-2-{[(9H-Fluoren-9-ylmethoxy)carbonyl]amino}-5-[2-(2,2,4,6,7-pentamethyl-2,3-dihydro-1-benzofuran-5-sulfonyl)carbamimidamido]pentanoic acid→Resin bound N5-[N-(2,2,4,6,7-pentamethyl-2,3-dihydro-1-benzofuran-5-sulfonyl)carbamimidoyl]-L-ornithylglycine→(2S)-2-(9H-Fluoren-9-ylmethoxycarbonylamino)-6-[(2-methylpropan-2-yl)oxycarbonylamino]hexanoic acid→Fmoc-O-tert-butyl-D-tyrosine→Resin bound (2S)-1-[(carboxymethyl)amino]-1-oxo-5-[N'-(2,2,4,6,7-pentamethyl-2,3-dihydro-1-benzofuran-5-sulfonyl)carbamimidamido]pentan-2-yl O-tert-butyl-D-tyrosyl-N6-(tert-butoxycarbonyl)-L-lysinate→(2S)-2-(9H-Fluoren-9-ylmethoxycarbonylamino)-4-[(2-methylpropan-2-yl)oxy]-4-oxobutanoic acid→Resin bound (5S,8S,11R,14S)-14-amino-8-[4-[(tert-butoxycarbonyl)amino]butyl]-11-[(4-tert-butoxyphenyl)methyl]-18,18-dimethyl-4,7,10,13,16-pentaoxo-5-[3-[N'-(2,2,4,6,7-pentamethyl-2,3-dihydro-1-benzofuran-5-sulfonyl)carbamimidamido]propyl]-6,17-dioxa-3,9,12-triazanonadecan-1-oic acid
Intermediates available on this site
No listed intermediates for this target yet — send an RFQ directly and it will enter our matching pool.
This is a CAS-level registry record: registrations across routes are merged. Supplier offers and buyer demands will be matched on this CAS as the primary key.