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CAS 1826-67-1

(Vinyl)magnesium bromidevinylmagnesium bromideVinylmagnesium bromide

Codes: (VIII)101438-67-a, (VII)101438-68-a, DARU-032, Pilocarpine Nitrate-024, (IIb)955428-2-a, Molnupiravir-075, Astaxanthin-040

Application context (from source-drug indications)

Breast cancerPaclitaxel/Encequidar mesylateAdenocarcinomaPaclitaxel/Encequidar mesylateAngiosarcomaPaclitaxel/Encequidar mesylateSolid tumourPaclitaxel/Encequidar mesylateHIV infectionDarunavir Ethanolate/RitonavirHIV infectionDarunavir Ethanolate/CobicistatGlaucomaProxodolol hydrochloride/Pilocarpine HydrochlorideHIV infectionDarunavir EthanolatePancreatic cancerPaclitaxelNon-small cell lung cancerPaclitaxelHodgkin's diseasePaclitaxelSeminomaPaclitaxelOvarian cancerPaclitaxelBreast cancerPaclitaxel闭角型青光眼Pilocarpine HydrochlorideOcular hypertensionPilocarpine HydrochlorideOpen-angle glaucomaPilocarpine Hydrochloride瞳孔缩小Pilocarpine HydrochlorideSjögren's syndromePilocarpine Hydrochloride虹膜炎Pilocarpine HydrochloridePeripheral T-cell lymphomaGolidocitinibEB病毒感染GolidocitinibViral infectionGolidocitinibHistiocytosisGolidocitinib噬血细胞性淋巴组织细胞增多症GolidocitinibInterstitial lung diseaseGolidocitinibCOVID-19Molnupiravir呼吸道合胞体病毒感染MolnupiravirInfluenza virus infectionMolnupiravirRenal impairmentMolnupiravirHepatic function declineMolnupiravir营养失调AstaxanthinKnee arthritisAstaxanthinDiabetic neuropathyAstaxanthinStrokeAstaxanthin

Source drugs (routes using this intermediate)

DrugTierExpiry
Paclitaxel/Encequidar mesylateTier C — Watch / trade-
Darunavir Ethanolate/RitonavirTier C — Watch / trade-
Darunavir Ethanolate/CobicistatTier C — Watch / trade-
Proxodolol hydrochloride/Pilocarpine HydrochlorideTier C — Watch / trade-
Darunavir EthanolateTier B — Position early-
PaclitaxelTier B — Position early-
Pilocarpine HydrochlorideTier C — Watch / trade-
GolidocitinibTier C — Watch / trade-
MolnupiravirTier B — Position early-
AstaxanthinTier 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.

Paclitaxel/Encequidar mesylateOptimised routesteps: 8total yield: /
3-Methyl-2-butenal→2-Bromo-3-methylbut-2-enal→(Trimethylsilyl)methyl chloride→3-Bromo-4-methyl-1-(trimethylsilyl)pent-3-en-2-ol→1-[6-(3-Bromo-4-methylpent-3-en-1-yl)-2-chlorocyclohex-1-en-1-yl]prop-2-en-1-ol→3-Bromo-4-methylpenta-1,3-diene→3-Methyl-2-cyclohexen-1-one→6-(3-Bromo-4-methylpent-3-en-1-yl)-2-chlorocyclohex-1-ene-1-carbaldehyde→(Vinyl)magnesium bromide→2-Isopropenyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane→1-[2-Chloro-6-[4-methyl-3-(prop-1-en-2-yl)pent-3-en-1-yl]cyclohex-1-en-1-yl]prop-2-en-1-ol→1-[2-Chloro-6-[4-methyl-3-(prop-1-en-2-yl)pent-3-en-1-yl]cyclohex-1-en-1-yl]prop-2-en-1-one→(12aS)-4-Chloro-9,12a,13,13-tetramethyl-2,3,6,7,8,11,12,12a-octahydro-6,10-methanobenzo[10]annulen-5(1H)-one
Paclitaxel/Encequidar mesylateOptimised routesteps: 10total yield: /
PaclitaxelOptimised routesteps: 8total yield: /
3-Methyl-2-butenal→2-Bromo-3-methylbut-2-enal→(Trimethylsilyl)methyl chloride→3-Bromo-4-methyl-1-(trimethylsilyl)pent-3-en-2-ol→1-[6-(3-Bromo-4-methylpent-3-en-1-yl)-2-chlorocyclohex-1-en-1-yl]prop-2-en-1-ol→3-Bromo-4-methylpenta-1,3-diene→3-Methyl-2-cyclohexen-1-one→6-(3-Bromo-4-methylpent-3-en-1-yl)-2-chlorocyclohex-1-ene-1-carbaldehyde→(Vinyl)magnesium bromide→2-Isopropenyl-4,4,5,5-tetramethyl-1,3,2-dioxaborolane→1-[2-Chloro-6-[4-methyl-3-(prop-1-en-2-yl)pent-3-en-1-yl]cyclohex-1-en-1-yl]prop-2-en-1-ol→1-[2-Chloro-6-[4-methyl-3-(prop-1-en-2-yl)pent-3-en-1-yl]cyclohex-1-en-1-yl]prop-2-en-1-one→(12aS)-4-Chloro-9,12a,13,13-tetramethyl-2,3,6,7,8,11,12,12a-octahydro-6,10-methanobenzo[10]annulen-5(1H)-one
GolidocitinibOptimised routesteps: 2total yield: /
(2-Nitrophenyl)boronic acid→Chlorido(ethenyl)magnesium→(Vinyl)magnesium bromide→1H-Indol-7-ylboronic acid→7-Nitro-1H-indole
MolnupiravirOptimised routesteps: 10total yield: /
2(S)-(1,1,1-Triphenylmethoxymethyl)oxirane→(Vinyl)magnesium bromide→(2S)-1-(Triphenylmethoxy)pent-4-en-2-ol→(3S)-3-[[tert-Butyl(diphenyl)silyl]oxy]-4-(triphenylmethoxy)butanal→(2S,3aS,9aR)-2-[(Triphenylmethoxy)methyl]-2,3,3a,9a-tetrahydro-6H-furo[2',3':4,5][1,3]oxazolo[3,2-a]pyrimidin-6-one→Iodoform→tert-Butyl[[(2S,4E)-5-iodo-1-(triphenylmethoxy)pent-4-en-2-yl]oxy]diphenylsilane→1-[(1E,4S)-4-Hydroxy-5-(triphenylmethoxy)pent-1-en-1-yl]pyrimidine-2,4(1H,3H)-dione→1-[(2R,5S)-5-(Trityloxymethyl)-2,5-dihydrofuran-2-yl]pyrimidine-2,4-dione→[(2S,5R)-5-(2,4-Dioxo-3,4-dihydropyrimidin-1(2H)-yl)-2,5-dihydrofuran-2-yl]methyl 2-methylpropanoate→2,4(1H,3H)-Pyrimidinedione→2-Methylpropionic anhydride→5'-O-(2-Methylpropanoyl)uridine→Hydroxylamine sulfate
AstaxanthinOptimised routesteps: 3total yield: /
(7E)-6-Methyl-8-(2,6,6-trimethylcyclohex-1-en-1-yl)oct-7-en-2-one→(Vinyl)magnesium bromide→(6E)-3,7-Dimethyl-9-(2,6,6-trimethylcyclohex-1-en-1-yl)nona-1,6-dien-3-ol→(6E)-3,7-Dimethyl-9-(2,6,6-trimethylcyclohex-1-en-1-yl)nona-1,6-dien-3-yl acetate→O15-Acetyl-7,8,11,12-tetrahydroretinol

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 Taizhou GMP-like Site((3aR,4R,6R,6aR)-6-(4-(hydroxyamino)-2-oxopyrimidin-1(2H)-yl)-2,2-dimethyltetrahydrofuro[3,4-d][1,3]dioxol-4-yl)methyl isobutyrate
Pharmaceutical Intermediates
On requestOn requestOn request
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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.