CAS 55686-94-7

2-chloro-7-nitroquinoxaline

Codes：ERDA-011

Application context (from source-drug indications)

尿路上皮癌厄达替尼泌尿系肿瘤厄达替尼

Source drugs (routes using this intermediate)

Drug	Tier	Expiry
厄达替尼Erdafitinib	Tier C — Watch / trade	2030

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.

厄达替尼优化路线steps: 4total yield: /

2-(1-methyl-1H-pyrazol-4-yl)-7-nitroquinoxaline→2-chloro-7-nitroquinoxaline→ERDA-012→3-(1-methyl-1H-pyrazol-4-yl)quinoxalin-6-amine→1-bromo-3,5-dimethoxybenzene→N-(3,5-dimethoxyphenyl)-3-(1-methyl-1H-pyrazol-4-yl)quinoxalin-6-amine→N-(2-chloroethyl)propan-2-amine hydrochloride→Erdafitinib

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.