Unibest
← Back to patent-cliff list

CAS 66148-20-7

N-(1,2,3,10-Tetramethoxy-9-oxo-5,6,8,9-tetrahydrobenzo[a]heptalen-7-yl)acetamide

Codes: (II)70274-1-a

Application context (from source-drug indications)

Coronary artery lesionColchicineMyocardial infarctionColchicineStrokeColchicine痛风性关节炎Colchicine脑出血ColchicineAtrial fibrillationColchicine

Source drugs (routes using this intermediate)

DrugTierExpiry
ColchicineTier 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.

ColchicineOptimised routesteps: 2total yield: /
N-(1,2,3,9,10-Pentamethoxy-5,6-dihydrobenzo[a]heptalen-7-yl)acetamide→N-(1,2,3,10-Tetramethoxy-9-oxo-5,6,8,9-tetrahydrobenzo[a]heptalen-7-yl)acetamide→N-Acetyl-N-(1,2,3,9,10-pentamethoxy-5,6-dihydrobenzo[a]heptalen-7-yl)acetamide→N-(1,2,3,10-Tetramethoxy-9-oxo-5,6,7,9-tetrahydrobenzo[a]heptalen-7-yl)acetamide

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.