tert-Butyl [(3S)-2-oxo-1,2,3,4-tetrahydropyridin-3-yl]carbamate (1443528-89-9) intermediate

Application context (from source-drug indications)

CandidiasisAnidulafunginCandidaemiaAnidulafunginFungal infectionAnidulafunginPeritonitisAnidulafunginAbscessAnidulafunginRespiratory tract infectionAnidulafungin侵袭性念珠菌病Rezafungin acetateCandidiasisRezafungin acetateCandidaemiaRezafungin acetate卡氏肺囊虫感染Rezafungin acetate侵袭性真菌感染Rezafungin acetateAspergillus infectionRezafungin acetate

Source drugs (routes using this intermediate)

Drug	Tier	Expiry
Anidulafungin	Tier C — Watch / trade	-
Rezafungin acetate	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.

AnidulafunginOptimised routesteps: 9total yield: /

(S)-N-Boc-allylglycine→Allylamine→tert-Butyl [(2S)-1-oxo-1-[(prop-2-en-1-yl)amino]pent-4-en-2-yl]carbamate→tert-Butyl [(3S)-2-oxo-1,2,3,4-tetrahydropyridin-3-yl]carbamate→tert-Butyl [(3S,5R,6R)-5,6-dihydroxy-2-oxopiperidin-3-yl]carbamate→(4R,5R)-N2-(tert-Butoxycarbonyl)-4,5-dihydroxy-L-ornithine→(4R,5R)-N2-(tert-Butoxycarbonyl)-N5-[[(9H-fluoren-9-yl)oxy]carbonyl]-4,5-dihydroxy-L-ornithine→(4R,5R)-4,5-Bis(acetyloxy)-N2-(tert-butoxycarbonyl)-N5-[[(9H-fluoren-9-yl)oxy]carbonyl]-L-ornithine→Resin bound (4R,5R)-4,5-bis(acetyloxy)-N2-(tert-butoxycarbonyl)-N5-[[(9H-fluoren-9-yl)oxy]carbonyl]-L-ornithine→(3S,4S)-N-Fmoc-3-acetoxy-4-methyl-L-proline→Resin bound N5-[(3S,4S)-3-(acetyloxy)-1-[[(9H-fluoren-9-yl)oxy]carbonyl]-4-methyl-L-prolyl]-(4R,5R)-4,5-bis(acetyloxy)-N2-(tert-butoxycarbonyl)-L-ornithine→O-Acetyl-N-[[(9H-fluoren-9-yl)oxy]carbonyl]-L-threonine→Resin bound N5-[O-acetyl-N-[[(9H-fluoren-9-yl)oxy]carbonyl]-L-threonyl-(3S,4S)-3-(acetyloxy)-4-methyl-L-prolyl]-(4R,5R)-4,5-bis(acetyloxy)-N2-(tert-butoxycarbonyl)-L-ornithine

Rezafungin acetateOptimised routesteps: 9total yield: /

(S)-N-Boc-allylglycine→Allylamine→tert-Butyl [(2S)-1-oxo-1-[(prop-2-en-1-yl)amino]pent-4-en-2-yl]carbamate→tert-Butyl [(3S)-2-oxo-1,2,3,4-tetrahydropyridin-3-yl]carbamate→tert-Butyl [(3S,5R,6R)-5,6-dihydroxy-2-oxopiperidin-3-yl]carbamate→(4R,5R)-N2-(tert-Butoxycarbonyl)-4,5-dihydroxy-L-ornithine→(4R,5R)-N2-(tert-Butoxycarbonyl)-N5-[[(9H-fluoren-9-yl)oxy]carbonyl]-4,5-dihydroxy-L-ornithine→(4R,5R)-4,5-Bis(acetyloxy)-N2-(tert-butoxycarbonyl)-N5-[[(9H-fluoren-9-yl)oxy]carbonyl]-L-ornithine→Resin bound (4R,5R)-4,5-bis(acetyloxy)-N2-(tert-butoxycarbonyl)-N5-[[(9H-fluoren-9-yl)oxy]carbonyl]-L-ornithine→(3S,4S)-N-Fmoc-3-acetoxy-4-methyl-L-proline→Resin bound N5-[(3S,4S)-3-(acetyloxy)-1-[[(9H-fluoren-9-yl)oxy]carbonyl]-4-methyl-L-prolyl]-(4R,5R)-4,5-bis(acetyloxy)-N2-(tert-butoxycarbonyl)-L-ornithine→O-Acetyl-N-[[(9H-fluoren-9-yl)oxy]carbonyl]-L-threonine→Resin bound N5-[O-acetyl-N-[[(9H-fluoren-9-yl)oxy]carbonyl]-L-threonyl-(3S,4S)-3-(acetyloxy)-4-methyl-L-prolyl]-(4R,5R)-4,5-bis(acetyloxy)-N2-(tert-butoxycarbonyl)-L-ornithine→3(4)-(Pentyloxy)-N-[(2R,6S,9S,11R,12R,14aS,15S,16S,20S,23S,25aS)-2,11,12,15-tetrahydroxy-6,20-bis[(1R)-1-hydroxyethyl]-23-[(4S,5S)-5-(4-hydroxyphenyl)-2-phenyl-1,3,2-dioxaborolan-4-yl]-16-methyl-5,8,14,19,22,25-hexaoxotetracosahydro-1H-dipyrrolo[2,1-c:2',1'-l][1,4,7,10,13,16]hexaazacyclohenicosin-9-yl][1(1),2(1):2(4),3(1)-terphenyl]-1(4)-carboxamide

Intermediates available on this site

Side-by-side comparison of all listed offers on this CAS; price bands are list-price ranges, final price subject to RFQ confirmation.

Supplier	Product	Price band	MOQ	Lead time	Qualifications	Action
Qualified Partner — East China API Works	4-(4'-Pentoxy-4-biphenylyl)benzoic acid Pharmaceutical Intermediates	On request	On request	On request	—
Unibest Nantong cGMP Site	1-(Diphenylmethyl)-3-hydroxyazetidine Pharmaceutical Intermediates	On request	On request	On request	—