← Back to patent-cliff list
CAS 1070-11-7
(2S,2'S)-2,2'-(Ethane-1,2-diyldiimino)dibutan-1-ol dihydrochloride
Codes: Ethambutol Hydrochloride-004
Application context (from source-drug indications)
Mycobacterium tuberculosis infectionEthambutol Hydrochloride/Rifampicin/IsoniazidPulmonary tuberculosisEthambutol Hydrochloride
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| Ethambutol Hydrochloride/Rifampicin/Isoniazid | Tier C — Watch / trade | - |
| Ethambutol 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.
Ethambutol Hydrochloride/Rifampicin/IsoniazidOptimised routesteps: 2total yield: 27g(Ethambutol dihydrochloride (API))
Methyl L-methioninate→(2S)-2-Aminobutan-1-ol→Glycol dichloride→(2S,2'S)-2,2'-(Ethane-1,2-diyldiimino)dibutan-1-ol dihydrochloride
Methyl L-methioninate→(2S)-2-Aminobutan-1-ol→Glycol dichloride→(2S,2'S)-2,2'-(Ethane-1,2-diyldiimino)dibutan-1-ol dihydrochloride
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.