← Back to patent-cliff list

Acetylcysteine lysinate

Tier C — Watch / trade

Acetylcysteine lysinate

Galephar Pharmaceuticals
Originator
-
First approval
-
Expiry (public)
No sales data
Peak sales
Small molecule
Type

Targets:Not applicable

Brand:Nacystelyn

Indications (approved):自闭症谱系障碍, Cystic fibrosis

Regional status

US
Phase III
2024-03-12
EU
-
China
-
Japan
-

Synthetic routes & intermediates1 routes

Originator routes × 1Optimised (non-patent) × 0Process routes × 0

Routes are ordered originator first, then optimised / process (non-patent) routes; each lists steps, overall yield and the intermediate table (code / CAS / name) — ready for supplier sourcing and RFQ. Rendered by this site from structured data; no third-party route graphics used.

OriginatorRoute 1Steps 2 · Total yield /
Cysteine52-90-4Acetylcysteine616-91-1L-lysine56-87-1API · Acetylcysteine lysinate
CodeCAS No.Intermediate
Cysteine52-90-4(R)-2-amino-3-mercaptopropanoic acid hydrochloride hydrate
Acetylcysteine616-91-1-
L-lysine56-87-1L-lysine

Frequently asked questions

What are the approved indications of Acetylcysteine lysinate?

Approved indications include: 自闭症谱系障碍, Cystic fibrosis.

When does the Acetylcysteine lysinate patent expire?

No public expiry year is available for Acetylcysteine lysinate yet; this page updates once verified.

How many synthesis routes are recorded for Acetylcysteine lysinate?

1 synthesis routes are recorded; the shortest is 2 steps with / total yield. Intermediates in each route carry codes and CAS numbers.

Where can I buy Acetylcysteine lysinate intermediates?

All intermediates in Acetylcysteine lysinate routes have CAS profiles — you can submit an RFQ per CAS and it enters the Unibest matching pool.

How do I get a quote for Acetylcysteine lysinate intermediates?

Open the CAS profile of the target intermediate from this page, or submit an RFQ directly — the CAS enters the matching flow automatically and the supply network responds with quotes.

Source: cross-verified data (structured fields only) · 2026-10-22