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CAS 352-13-6

(4-fluorophenyl)magnesium bromide

Codes: AVAPR-007, ESCI-013

Application context (from source-drug indications)

Systemic mastocytosisAvapritinibGastrointestinal stromal tumourAvapritinibMast cell leukaemiaAvapritinib社交恐惧症Escitalopram OxalateMajor depressive disorderEscitalopram OxalatePanic disorderEscitalopram OxalateDepressionEscitalopram OxalateAnxiety disorderEscitalopram OxalateIrritable bowel syndromeEscitalopram Oxalate

Source drugs (routes using this intermediate)

DrugTierExpiry
AvapritinibTier C — Watch / trade2032
Escitalopram OxalateTier B — Position early-

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.

AvapritinibOriginator routesteps: 12total yield: 32.1 mg
1-(4-fluorophenyl)-1-(2-(4-(6-(1-methyl-1H-pyrazol-4-yl)pyrrolo[2,1-f][1,2,4]triazin-4-yl)piperazin-1-yl)pyrimidin-5-yl)ethan-1-amine→6-bromopyrrolo[2,1-f][1,2,4]triazin-4(3H)-one→1-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole→6-(1-methyl-1H-pyrazol-4-yl)pyrrolo[2,1-f][1,2,4]triazin-4(3H)-one→(S)-1-(4-fluorophenyl)-1-(2-(4-(6-(1-methyl-1H-pyrazol-4-yl)pyrrolo[2,1-f][1,2,4]triazin-4-yl)piperazin-1-yl)pyrimidin-5-yl)ethan-1-amine→ethyl 2-chloropyrimidine-5-carboxylate→tert-butyl piperazine-1-carboxylate→ethyl 2-(4-(tert-butoxycarbonyl)piperazin-1-yl)pyrimidine-5-carboxylate→2-(4-(tert-butoxycarbonyl)piperazin-1-yl)pyrimidine-5-carboxylic acid→N,O-dimethylhydroxylamine→tert-butyl 4-(5-(methoxy(methyl)carbamoyl)pyrimidin-2-yl)piperazine-1-carboxylate→(4-fluorophenyl)magnesium bromide→tert-butyl 4-(5-(4-fluorobenzoyl)pyrimidin-2-yl)piperazine-1-carboxylate→(4-fluorophenyl)(2-(piperazin-1-yl)pyrimidin-5-yl)methanone hydrochloride→4-chloro-6-(1-methyl-1H-pyrazol-4-yl)pyrrolo[2,1-f][1,2,4]triazine→(4-fluorophenyl)(2-(4-(6-(1-methyl-1H-pyrazol-4-yl)pyrrolo[2,1-f][1,2,4]triazin-4-yl)piperazin-1-yl)pyrimidin-5-yl)methanone→(S)-2-methylpropane-2-sulfinamide→(Z)-N-((4-fluorophenyl)(2-(4-(6-(1-methyl-1H-pyrazol-4-yl)pyrrolo[2,1-f][1,2,4]triazin-4-yl)piperazin-1-yl)pyrimidin-5-yl)methylene)-2-methylpropane-2-sulfinamide→N-(1-(4-fluorophenyl)-1-(2-(4-(6-(1-methyl-1H-pyrazol-4-yl)pyrrolo[2,1-f][1,2,4]triazin-4-yl)piperazin-1-yl)pyrimidin-5-yl)ethyl)-2-methylpropane-2-sulfinamide
Escitalopram OxalateOptimised routesteps: 8total yield: /
1-oxo-1,3-dihydroisobenzofuran-5-carboxylic acid→1-oxo-1,3-dihydroisobenzofuran-5-carbonyl chloride→2-amino-2-methylpropan-1-ol→N-(1-hydroxy-2-methylpropan-2-yl)-1-oxo-1,3-dihydroisobenzofuran-5-carboxamide→5-(4,4-dimethyl-4,5-dihydrooxazol-2-yl)isobenzofuran-1(3H)-one→(4-fluorophenyl)magnesium bromide→(4-(4,4-dimethyl-4,5-dihydrooxazol-2-yl)-2-(hydroxymethyl)phenyl)(4-fluorophenyl)methanone→(3-(dimethylamino)propyl)magnesium chloride→1-(4-(4,4-dimethyl-4,5-dihydrooxazol-2-yl)-2-(hydroxymethyl)phenyl)-4-(dimethylamino)-1-(4-fluorophenyl)butan-1-ol→(S)-1-(4-(4,4-dimethyl-4,5-dihydrooxazol-2-yl)-2-(hydroxymethyl)phenyl)-4-(dimethylamino)-1-(4-fluorophenyl)butan-1-ol→(S)-3-(5-(4,4-dimethyl-4,5-dihydrooxazol-2-yl)-1-(4-fluorophenyl)-1,3-dihydroisobenzofuran-1-yl)-N,N-dimethylpropan-1-amine

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.

SupplierProductPrice bandMOQLead timeQualificationsAction
Unibest Nantong cGMP SiteEthyl 2-chloropyrimidine-5-carboxylate
Pharmaceutical Intermediates
On requestOn requestOn request
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Unibest Taizhou GMP-like Site1-Methyl-4-pyrazole boronic acid pinacol ester
Pharmaceutical Intermediates
On requestOn requestOn 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.