Unibest
← Back to patent-cliff list

CAS 921-03-9

1,1,3-Trichloroacetone

Codes: Folic Acid-056

Application context (from source-drug indications)

Essential hypertensionEnalapril Maleate/Folic AcidMegaloblastic anaemiaFolic AcidFolate deficiencyFolic AcidNeural tube defectFolic AcidAnaemiaFolic AcidHot flushesFolic AcidHyperhomocysteinaemiaFolic Acid

Source drugs (routes using this intermediate)

DrugTierExpiry
Enalapril Maleate/Folic AcidTier C — Watch / trade-
Folic AcidTier 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.

Enalapril Maleate/Folic AcidOptimised routesteps: 4total yield: 38.92g(Folic Acid (Free))
4-Nitrobenzoyl chloride→(S)-(+)-Glutamic acid→(2S)-[(4-Nitrobenzoyl)amino]pentanedioic acid→Sodium 1-[[(1S)-1-carboxy-3-carboxylatopropyl]carbamoyl]-4-nitrobenzene→N-(4-Aminobenzoyl)-L-glutamic acid→2,5,6-Triaminopyrimidin-4(5H)-one→2,5,6-Triaminopyrimidin-4-one sulfate→1,1,3-Trichloroacetone
Folic AcidOptimised routesteps: 4total yield: 38.92g(Folic Acid (Free))
4-Nitrobenzoyl chloride→(S)-(+)-Glutamic acid→(2S)-[(4-Nitrobenzoyl)amino]pentanedioic acid→Sodium 1-[[(1S)-1-carboxy-3-carboxylatopropyl]carbamoyl]-4-nitrobenzene→N-(4-Aminobenzoyl)-L-glutamic acid→2,5,6-Triaminopyrimidin-4(5H)-one→2,5,6-Triaminopyrimidin-4-one sulfate→1,1,3-Trichloroacetone

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.