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CAS 958230-19-8
4-chloro-1H-pyrrolo[2,3-b]pyridine-5-carbaldehyde
Codes: PEMIGA-005
Application context (from source-drug indications)
MyelomaPemigatinibLymphomaPemigatinibBile duct cancerPemigatinibCholangiocarcinomaPemigatinibBiliary tract cancerPemigatinib
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| Pemigatinib | Tier C — Watch / trade | 2032 |
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.
1H-pyrrolo[2,3-b]pyridine→1H-pyrrolo[2,3-b]pyridine 7-oxide→4-chloro-1H-pyrrolo[2,3-b]pyridine→4-chloro-1-(triisopropylsilyl)-1H-pyrrolo[2,3-b]pyridine→4-chloro-1H-pyrrolo[2,3-b]pyridine-5-carbaldehyde→4-chloro-1-(phenylsulfonyl)-1H-pyrrolo[2,3-b]pyridine-5-carbaldehyde→4-chloro-5-(1,3-dioxolan-2-yl)-1-(phenylsulfonyl)-1H-pyrrolo[2,3-b]pyridine→morpholine-4-carbaldehyde→4-chloro-5-(1,3-dioxolan-2-yl)-1-(phenylsulfonyl)-1H-pyrrolo[2,3-b]pyridine-2-carbaldehyde→4-((4-chloro-5-(1,3-dioxolan-2-yl)-1-(phenylsulfonyl)-1H-pyrrolo[2,3-b]pyridin-2-yl)methyl)morpholine→4-chloro-2-(morpholinomethyl)-1-(phenylsulfonyl)-1H-pyrrolo[2,3-b]pyridine-5-carbaldehyde→2,6-difluoro-3,5-dimethoxyaniline→N-((4-chloro-2-(morpholinomethyl)-1-(phenylsulfonyl)-1H-pyrrolo[2,3-b]pyridin-5-yl)methyl)-2,6-difluoro-3,5-dimethoxyaniline→isocyanatoethane→1-((4-chloro-2-(morpholinomethyl)-1-(phenylsulfonyl)-1H-pyrrolo[2,3-b]pyridin-5-yl)methyl)-1-(2,6-difluoro-3,5-dimethoxyphenyl)-3-ethylurea→3-(2,6-difluoro-3,5-dimethoxyphenyl)-1-ethyl-8-(morpholinomethyl)-7-(phenylsulfonyl)-1,3,4,7-tetrahydro-2H-pyrrolo[3',2':5,6]pyrido[4,3-d]pyrimidin-2-one→2,3,4,5,6-pentafluorobenzoic acid→methyl 2,3,4,5,6-pentafluorobenzoate→methyl 4-(benzylamino)-2,3,5,6-tetrafluorobenzoate→4-(benzylamino)-3,5-difluoro-2,6-dimethoxybenzoic acid→N-benzyl-2,6-difluoro-3,5-dimethoxyaniline→Pemigatinib
4-chloro-1H-pyrrolo[2,3-b]pyridine→4-chloro-1-(triisopropylsilyl)-1H-pyrrolo[2,3-b]pyridine→4-chloro-1H-pyrrolo[2,3-b]pyridine-5-carbaldehyde→4-(ethylamino)-1H-pyrrolo[2,3-b]pyridine-5-carbaldehyde→2,6-difluoro-3,5-dimethoxyaniline→5-(((2,6-difluoro-3,5-dimethoxyphenyl)amino)methyl)-N-ethyl-1H-pyrrolo[2,3-b]pyridin-4-amine→3-(2,6-difluoro-3,5-dimethoxyphenyl)-1-ethyl-1,3,4,7-tetrahydro-2H-pyrrolo[3',2':5,6]pyrido[4,3-d]pyrimidin-2-one→3-(2,6-difluoro-3,5-dimethoxyphenyl)-1-ethyl-7-(phenylsulfonyl)-1,3,4,7-tetrahydro-2H-pyrrolo[3',2':5,6]pyrido[4,3-d]pyrimidin-2-one→3-(2,6-difluoro-3,5-dimethoxyphenyl)-1-ethyl-2-oxo-7-(phenylsulfonyl)-2,3,4,7-tetrahydro-1H-pyrrolo[3',2':5,6]pyrido[4,3-d]pyrimidine-8-carbaldehyde→morpholine→3-(2,6-difluoro-3,5-dimethoxyphenyl)-1-ethyl-8-(morpholinomethyl)-7-(phenylsulfonyl)-1,3,4,7-tetrahydro-2H-pyrrolo[3',2':5,6]pyrido[4,3-d]pyrimidin-2-one→Pemigatinib
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