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CAS 594839-88-0

2-(3,5-Dichlorophenyl)benzo[d]oxazole-6-carboxylic acid2-(3,5-dichlorophenyl)benzo[d]oxazole-6-carboxylic acid

Codes: (VIII)409139-2-a, (X)409139-3-a, (VI)409139-4-a, (VI)409139-5-a, (IX)409139-6-a, (IV)409139-7-a, (IV)409139-9-a, (VII)409139-12-a, TAFA-004, (VIII)409139-1-a, (VI)409139-10-a

Application context (from source-drug indications)

Transthyretin amyloidosisTafamidisHeart diseaseTafamidisAmyloid polyneuropathyTafamidis MeglumineTransthyretin amyloidosisTafamidis MeglumineAmyloidosisTafamidis MeglumineCardiomyopathyTafamidis MeglumineLight-chain (AL) amyloidosisTafamidis MeglumineFamilial amyloid neuropathyTafamidis Meglumine

Source drugs (routes using this intermediate)

DrugTierExpiry
TafamidisTier C — Watch / trade-
Tafamidis MeglumineTier B — Position early-

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.

TafamidisOptimised routesteps: 5total yield: /
(4-Carboxy-2-hydroxyphenyl)amine→Orthoformic acid trimethyl ester→1,3-Benzoxazole-6-carboxylic acid→1,3-Benzoxazole-6-carbonyl chloride→1,3-Benzoxazol-6-yl(morpholin-4-yl)methanone→1,3-Dichloro-5-iodobenzene→[2-(3,5-Dichlorophenyl)-1,3-benzoxazol-6-yl]-morpholinomethanone→2-(3,5-Dichlorophenyl)benzo[d]oxazole-6-carboxylic acid
TafamidisOptimised routesteps: 2total yield: /
1-Ethyl-3-hydroxybenzene→(3,5-Dichlorophenyl)methanamine→2-(3,5-Dichlorophenyl)-6-ethyl-1,3-benzoxazole→2-(3,5-Dichlorophenyl)benzo[d]oxazole-6-carboxylic acid→4-Oxocyclohexanecarboxylic acid ethyl ester→Ethyl 2-(3,5-dichlorophenyl)-1,3-benzoxazole-6-carboxylate
TafamidisOptimised routesteps: 4total yield: /
3,5-Dichloroaniline→2,3-Butanedione→1-(3,5-Dichlorophenyl)ethanone→(3,5-Dichlorophenyl)(oxo)acetic acid→2-Amino-5-methylphenol→2-(3,5-Dichlorophenyl)-6-methyl-1,3-benzoxazole→2-(3,5-Dichlorophenyl)benzo[d]oxazole-6-carboxylic acid
Tafamidis MeglumineOriginator routesteps: 5total yield: 3.35 g

Intermediates available on this site

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