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Oltipraz

Tier C — Watch / trade

Oltipraz

Pfizer Inc.
Originator
-
First approval
-
Expiry (public)
No sales data
Peak sales
Small molecule
Type

Targets:Nrf2

Indications (approved):Non-alcoholic steatohepatitis, Lung cancer, Liver cirrhosis

Regional status

US
No progress
2000-08-01
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 3 · Total yield 6.37 g (Oltipraz)
OLTI-00198-97-5OLTI-0026164-79-0OLTI-003554-12-1OLTI-004324737-10-2Oltipraz64224-21-1API · Oltipraz
CodeCAS No.Intermediate
OLTI-00198-97-5pyrazine-2-carboxylic acid
OLTI-0026164-79-0methyl pyrazine-2-carboxylate
OLTI-003554-12-1methyl propionate
OLTI-004324737-10-2methyl 2-methyl-3-oxo-3-(pyrazin-2-yl)propanoate
Oltipraz64224-21-14-methyl-5-(pyrazin-2-yl)-3H-1,2-dithiole-3-thione

Frequently asked questions

What are the approved indications of Oltipraz?

Approved indications include: Non-alcoholic steatohepatitis, Lung cancer, Liver cirrhosis.

When does the Oltipraz patent expire?

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

How many synthesis routes are recorded for Oltipraz?

1 synthesis routes are recorded; the shortest is 3 steps with 6.37 g (Oltipraz) total yield. Intermediates in each route carry codes and CAS numbers.

Where can I buy Oltipraz intermediates?

All intermediates in Oltipraz 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 Oltipraz 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) · 2026-10-12