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CAS 1256584-74-3
tert-butyl 4-(4-ethyl-3-iodophenyl)-4-methyl-3-oxopentanoate
Codes：ALEC-019
Application context (from source-drug indications)
非小细胞肺癌阿来替尼盐酸盐肺癌阿来替尼盐酸盐
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| 阿来替尼盐酸盐Alectinib Hydrochloride | Tier B — Position early | 2030 |
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.
4-(piperidin-4-yl)morpholine→2-(4-bromophenyl)-2-methylpropanoic acid→potassium trifluoro(vinyl)borate→2-methyl-2-(4-vinylphenyl)propanoic acid→2-(4-ethylphenyl)-2-methylpropanoic acid→2-(4-ethyl-3-iodophenyl)-2-methylpropanoic acid→3-(tert-butoxy)-3-oxopropanoic acid→tert-butyl 4-(4-ethyl-3-iodophenyl)-4-methyl-3-oxopentanoate→4-chloro-3-nitrobenzonitrile→tert-butyl 6-cyano-2-(2-(4-ethyl-3-iodophenyl)propan-2-yl)-1H-indole-3-carboxylate→tert-butyl 6-cyano-2-(2-(4-ethyl-3-(4-morpholinopiperidin-1-yl)phenyl)propan-2-yl)-1H-indole-3-carboxylate hydrochloride→6-cyano-2-(2-(4-ethyl-3-(4-morpholinopiperidin-1-yl)phenyl)propan-2-yl)-1H-indole-3-carboxylic acid
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 |
|---|---|---|---|---|---|
| Qualified Partner — East China API Works | tert-butyl 4-(4-ethyl-3-iodophenyl)-4-methyl-3-oxopentanoate Pharmaceutical Intermediates | 询价 | 询价 | 询价 | — |
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.