Unibest
← Back to patent-cliff list

Rivaroxaban

Tier A — Act now

Rivaroxaban · all drugs expiring in 2026 →

Bayer
Originator
2008
First approval
2026
Expiry (public)
$7.89B ▲
Peak sales
Small molecule
Type

Targets:F10

Brand:Xarelto

Indications (approved):Pulmonary embolism, Stroke, Congenital heart defect, Thrombosis, Venous thromboembolism, Coronary artery disease, Coronary artery lesion, Peripheral arterial disease

Regional status

US
Approved
2011-07-01
EU
Approved
2008-09-30
China
Approved
2009-03-31
Japan
Approved
2012-01-28

Factories producing this API1

Factories registered as producing this API in our sourcing network (RFQ records + product master), sorted by RFQ activity; the snapshot carries no cost or customer data.

1 producing factories on file — sign in to view the named list (factory details are not shown to guests).

Sign in to view factories →

Synthetic routes & intermediates6 routes

Originator routes × 1Optimised (non-patent) × 5Process 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 9 · Total yield 2.00%
Synthetic routes & intermediates Route 1
CodeCAS No.Intermediate
RIVA-001141-43-5Available2-aminoethan-1-ol
RIVA-00279-04-9Available2-chloroacetyl chloride
RIVA-003-2-(2-chloroacetamido)ethyl 2-chloroacetate
RIVA-0046320-16-7Available2-chloro-N-(2-hydroxyethyl)acetamide
RIVA-005109-11-5Availablemorpholin-3-one
RIVA-006350-46-9Available1-fluoro-4-nitrobenzene
RIVA-007446292-04-2Available4-(4-nitrophenyl)morpholin-3-one
RIVA-008438056-69-0Available4-(4-aminophenyl)morpholin-3-one
RIVA-009161596-47-0Available(S)-2-(oxiran-2-ylmethyl)isoindoline-1,3-dione
RIVA-010446292-07-5Available(R)-2-(2-hydroxy-3-((4-(3-oxomorpholino)phenyl)amino)propyl)isoindoline-1,3-dione
RIVA-011446292-08-6Available(S)-2-((2-oxo-3-(4-(3-oxomorpholino)phenyl)oxazolidin-5-yl)methyl)isoindoline-1,3-dione
RIVA-0121430407-73-0Available(S)-4-(4-(5-(aminomethyl)-2-oxooxazolidin-3-yl)phenyl)morpholin-3-one oxalate
RIVA-01342518-98-9Available5-chlorothiophene-2-carbonyl chloride
OptimisedRoute 2Steps 6 · Total yield 23.7 g
Synthetic routes & intermediates Route 2
CodeCAS No.Intermediate
RIVA-008438056-69-0Available4-(4-aminophenyl)morpholin-3-one
RIVA-01342518-98-9Available5-chlorothiophene-2-carbonyl chloride
RIVA-0147283-96-7Available5-chlorothiophene-2-carbaldehyde
RIVA-01524065-33-6Available5-chlorothiophene-2-carboxylic acid
RIVA-016209849-99-0Available(S)-3-aminopropane-1,2-diol hydrochloride
RIVA-017721401-51-0Available(S)-5-chloro-N-(2,3-dihydroxypropyl)thiophene-2-carboxamide
RIVA-018721401-52-1Available(S)-N-(3-bromo-2-hydroxypropyl)-5-chlorothiophene-2-carboxamide
RIVA-019721401-53-2Available(R)-5-chloro-N-(2-hydroxy-3-((4-(3-oxomorpholino)phenyl)amino)propyl)thiophene-2-carboxamide
OptimisedRoute 3Steps 9 · Total yield 79 mg
Synthetic routes & intermediates Route 3
CodeCAS No.Intermediate
RIVA-00279-04-9Available2-chloroacetyl chloride
RIVA-007446292-04-2Available4-(4-nitrophenyl)morpholin-3-one
RIVA-008438056-69-0Available4-(4-aminophenyl)morpholin-3-one
RIVA-01342518-98-9Available5-chlorothiophene-2-carbonyl chloride
RIVA-020122-98-5Available2-(phenylamino)ethan-1-ol
RIVA-02129518-11-4Available4-phenylmorpholin-3-one
RIVA-022501-53-1Availablebenzyl carbonochloridate
RIVA-0231313613-18-1Availablebenzyl (4-(3-oxomorpholino)phenyl)carbamate
RIVA-02460456-26-0Available(R)-oxiran-2-ylmethyl butyrate
RIVA-0251117893-60-3Available(R)-4-(4-(5-(hydroxymethyl)-2-oxooxazolidin-3-yl)phenyl)morpholin-3-one
RIVA-0261117893-61-4Available(R)-(2-oxo-3-(4-(3-oxomorpholino)phenyl)oxazolidin-5-yl)methyl methanesulfonate
RIVA-02775-64-9Available2-methylpropan-2-amine
RIVA-0281313613-19-2Available(S)-4-(4-(5-((tert-butylamino)methyl)-2-oxooxazolidin-3-yl)phenyl)morpholin-3-one
RIVA-0291313613-21-6Available(S)-N-(tert-butyl)-5-chloro-N-((2-oxo-3-(4-(3-oxomorpholino)phenyl)oxazolidin-5-yl)methyl)thiophene-2-carboxamide
OptimisedRoute 4Steps 5 · Total yield 3.34 g
Synthetic routes & intermediates Route 4
CodeCAS No.Intermediate
RIVA-01342518-98-9Available5-chlorothiophene-2-carbonyl chloride
RIVA-0231313613-18-1Availablebenzyl (4-(3-oxomorpholino)phenyl)carbamate
RIVA-03067843-74-7Available(S)-2-(chloromethyl)oxirane
RIVA-031100-52-7Availablebenzaldehyde
RIVA-032224323-52-8Available(S,E)-1-(benzylideneamino)-3-chloropropan-2-ol
RIVA-03334839-13-9Available(S)-1-amino-3-chloropropan-2-ol hydrochloride
RIVA-0341384257-81-1Available(S)-5-chloro-N-(3-chloro-2-hydroxypropyl)thiophene-2-carboxamide
RIVA-035-(S)-1-chloro-3-(5-chlorothiophene-2-carboxamido)propan-2-yl acetate
OptimisedRoute 5Steps 9 · Total yield 2.25 g
Synthetic routes & intermediates Route 5
CodeCAS No.Intermediate
RIVA-008438056-69-0Available4-(4-aminophenyl)morpholin-3-one
RIVA-01342518-98-9Available5-chlorothiophene-2-carbonyl chloride
RIVA-0251117893-60-3Available(R)-4-(4-(5-(hydroxymethyl)-2-oxooxazolidin-3-yl)phenyl)morpholin-3-one
RIVA-03616495-04-8Available(S)-3-(benzyloxy)-2-hydroxypropyl 4-methylbenzenesulfonate
RIVA-0371018979-25-3Available(S)-1-(benzyloxy)-3-(tosyloxy)propan-2-yl acetate
RIVA-0381447919-68-7Available(R)-1-(benzyloxy)-3-((4-(3-oxomorpholino)phenyl)amino)propan-2-yl acetate
RIVA-0391447919-69-8Available(R)-1-(benzyloxy)-3-((chlorocarbonyl)(4-(3-oxomorpholino)phenyl)amino)propan-2-yl acetate
RIVA-0401117893-59-0Available(R)-4-(4-(5-((benzyloxy)methyl)-2-oxooxazolidin-3-yl)phenyl)morpholin-3-one
RIVA-0411424942-80-2Available(R)-(2-oxo-3-(4-(3-oxomorpholino)phenyl)oxazolidin-5-yl)methyl 4-methylbenzenesulfonate
RIVA-0421424942-78-8Available(S)-4-(4-(5-((benzylamino)methyl)-2-oxooxazolidin-3-yl)phenyl)morpholin-3-one
RIVA-0431429333-90-3Available(S)-N-benzyl-5-chloro-N-((2-oxo-3-(4-(3-oxomorpholino)phenyl)oxazolidin-5-yl)methyl)thiophene-2-carboxamide
OptimisedRoute 6Steps 6 · Total yield /
Synthetic routes & intermediates Route 6
CodeCAS No.Intermediate
RIVA-008438056-69-0Available4-(4-aminophenyl)morpholin-3-one
RIVA-0147283-96-7Available5-chlorothiophene-2-carbaldehyde
RIVA-03067843-74-7Available(S)-2-(chloromethyl)oxirane
RIVA-044681225-50-3Available(S)-1-azido-3-chloropropan-2-ol
RIVA-045127182-48-3Available(S)-2-(azidomethyl)oxirane
RIVA-0461429334-05-3Available(R)-4-(4-((3-azido-2-hydroxypropyl)amino)phenyl)morpholin-3-one
RIVA-0471349248-79-8Available(R)-4-(4-(5-(azidomethyl)-2-oxooxazolidin-3-yl)phenyl)morpholin-3-one
RIVA-048446292-10-0Available(S)-4-(4-(5-(aminomethyl)-2-oxooxazolidin-3-yl)phenyl)morpholin-3-one

Frequently asked questions

What are the approved indications of Rivaroxaban?

Approved indications include: Pulmonary embolism, Stroke, Congenital heart defect, Thrombosis, Venous thromboembolism, Coronary artery disease, Coronary artery lesion, Peripheral arterial disease.

When does the Rivaroxaban patent expire?

Based on public sources, the Rivaroxaban patent expires in 2026.

How many synthesis routes are recorded for Rivaroxaban?

6 synthesis routes are recorded; the shortest is 5 steps with 3.34 g total yield. Intermediates in each route carry codes and CAS numbers.

Where can I buy Rivaroxaban intermediates?

46 intermediate CAS of Rivaroxaban are available through the Unibest supply network — see the route tables on this page and request a quote per CAS.

How do I get a quote for Rivaroxaban 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) · 2026-09-29