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CAS 602-94-8
2,3,4,5,6-pentafluorobenzoic acid
Codes：PEMIGA-017
Application context (from source-drug indications)
骨髓瘤佩米替尼淋巴瘤佩米替尼胆管癌佩米替尼胆管上皮癌佩米替尼胆道癌佩米替尼
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| 佩米替尼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
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