← Back to patent-cliff list
CAS 121-71-1
3-Hydroxyacetophenone
Codes：Phenylephrine Hydrochloride-034
Application context (from source-drug indications)
感冒布洛芬/盐酸去氧肾上腺素发热布洛芬/盐酸去氧肾上腺素头痛布洛芬/盐酸去氧肾上腺素
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| 布洛芬/盐酸去氧肾上腺素Ibuprofen/Phenylephrine Hydrochloride | 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.
3-Hydroxyacetophenone→2-Chloro-1-(3-hydroxyphenyl)ethanone→3-[(1R)-2-Chloro-1-hydroxyethyl]phenol→Methylamine→Phenylephrine
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.