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CAS 13794-72-4
6,7-dimethoxyquinazolin-4(3H)-one
Codes: ICOT-011, GEFT-011
Application context (from source-drug indications)
Non-small cell lung cancerIcotinib HydrochlorideLung adenocarcinomaIcotinib HydrochlorideBronchial neoplasmIcotinib HydrochlorideLung cancerIcotinib HydrochlorideMetastatic breast cancerIcotinib HydrochloridePsoriasisIcotinib HydrochlorideNon-small cell lung cancerGefitinibLung cancerGefitinibHead and neck cancerGefitinibBreast cancerGefitinib唇肿瘤Gefitinib喉肿瘤Gefitinib
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| Icotinib Hydrochloride | Tier C — Watch / trade | - |
| Gefitinib | 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.
(ethane-1,2-diylbis(oxy))bis(ethane-2,1-diyl) bis(4-methylbenzenesulfonate)→2-amino-4,5-dimethoxybenzoic acid→6,7-dimethoxyquinazolin-4(3H)-one→4-chloro-6,7-dimethoxyquinazoline→3-bromoaniline→N-(3-bromophenyl)-6,7-dimethoxyquinazolin-4-amine→4-((3-bromophenyl)amino)quinazoline-6,7-diol hydrochloride→N-(3-bromophenyl)-7,8,10,11,13,14-hexahydro-[1,4,7,10]tetraoxacyclododecino[2,3-g]quinazolin-4-amine→ethynyltrimethylsilane
4-(3-chloropropyl)morpholine→3-chloro-4-fluoroaniline→6,7-dimethoxyquinazolin-4(3H)-one→L-methionine→6-hydroxy-7-methoxyquinazolin-4(3H)-one→7-methoxy-4-oxo-3,4-dihydroquinazolin-6-yl acetate→4-chloro-7-methoxyquinazolin-6-yl acetate hydrochloride→4-((3-chloro-4-fluorophenyl)amino)-7-methoxyquinazolin-6-yl acetate→4-((3-chloro-4-fluorophenyl)amino)-7-methoxyquinazolin-6-ol
Intermediates available on this site
Side-by-side comparison of all listed offers on this CAS; price bands are list-price ranges, final price subject to RFQ confirmation.
| Supplier | Product | Price band | MOQ | Lead time | Qualifications | Action |
|---|---|---|---|---|---|---|
| Unibest Nantong cGMP Site | 6,7-Dimethoxy-3,4-dihydroquinazoline -4-one Pharmaceutical Intermediates | On request | On request | On request | — |
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.