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CAS 1066-54-2
ethynyltrimethylsilane1-Trimethylsilylethyne
Codes: RUCA-002, Tazobactam Sodium-007, VEMF-016, ICOT-017, ORLI-069
Application context (from source-drug indications)
Prostate cancerRucaparib CamsylatePeritoneal cancerRucaparib CamsylateEpithelial ovarian cancerRucaparib CamsylateFallopian tube cancerRucaparib CamsylateOvarian cancerRucaparib CamsylateCastration-resistant prostate cancerRucaparib CamsylateIntra-abdominal infectionTazobactam Sodium/CeftolozaneVentilator-associated pneumoniaTazobactam Sodium/CeftolozaneUrinary tract infectionTazobactam Sodium/CeftolozaneCommunity-acquired bacterial pneumoniaTazobactam Sodium/CeftolozanePyelonephritisTazobactam Sodium/CeftolozaneHospital-acquired pneumoniaTazobactam Sodium/CeftolozaneErdheim-Chester diseaseVemurafenibMelanomaVemurafenibHistiocytosisVemurafenibLangerhans cell histiocytosisVemurafenibNon-Hodgkin lymphomaVemurafenibHepatoblastomaVemurafenibNon-small cell lung cancerIcotinib HydrochlorideLung adenocarcinomaIcotinib HydrochlorideBronchial neoplasmIcotinib HydrochlorideLung cancerIcotinib HydrochlorideMetastatic breast cancerIcotinib HydrochloridePsoriasisIcotinib HydrochlorideBacterial infectionCeftazidime/Tazobactam SodiumRespiratory tract infectionCeftazidime/Tazobactam SodiumUrinary tract infectionCeftazidime/Tazobactam SodiumBacterial infectionTazobactam SodiumObesityOrlistatI型高脂蛋白血症OrlistatHypertriglyceridaemiaOrlistat女性不孕OrlistatDiabetesOrlistatObstructive sleep apnoea syndromeOrlistat
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| Rucaparib Camsylate | Tier C — Watch / trade | - |
| Tazobactam Sodium/Ceftolozane | Tier C — Watch / trade | - |
| Vemurafenib | Tier C — Watch / trade | - |
| Icotinib Hydrochloride | Tier C — Watch / trade | - |
| Ceftazidime/Tazobactam Sodium | Tier C — Watch / trade | - |
| Tazobactam Sodium | Tier C — Watch / trade | - |
| Orlistat | 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.
4-bromobenzaldehyde→ethynyltrimethylsilane→4-((trimethylsilyl)ethynyl)benzaldehyde→N-methyl-1-(4-((trimethylsilyl)ethynyl)phenyl)methanamine→methyl methyl(4-((trimethylsilyl)ethynyl)benzyl)carbamate→methyl 4-ethynylbenzyl(methyl)carbamate→methyl 5-fluoro-2-hydroxy-3-nitrobenzoate→methyl 5-fluoro-2-((4-(((methoxycarbonyl)(methyl)amino)methyl)phenyl)ethynyl)-3-nitrobenzoate→methyl 3-amino-5-fluoro-2-((4-(((methoxycarbonyl)(methyl)amino)methyl)phenyl)ethynyl)benzoate→methyl 6-fluoro-2-(4-(((methoxycarbonyl)(methyl)amino)methyl)phenyl)-1H-indole-4-carboxylate→(E)-N,N-dimethyl-2-nitroethenamine→(E)-methyl 6-fluoro-2-(4-(((methoxycarbonyl)(methyl)amino)methyl)phenyl)-3-(2-nitrovinyl)-1H-indole-4-carboxylate→methyl 6-fluoro-2-(4-(((methoxycarbonyl)(methyl)amino)methyl)phenyl)-3-(2-nitroethyl)-1H-indole-4-carboxylate→methyl 4-(8-fluoro-6-oxo-3,4,5,6-tetrahydro-1H-azepino[5,4,3-cd]indol-2-yl)benzyl(methyl)carbamate→5-fluoro-2-hydroxybenzoic acid→methyl 5-fluoro-2-hydroxybenzoate
(2S,5R)-2beta-[(Benzhydryloxy)carbonyl]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane4-oxide→1,3-Benzothiazole-2-thiol→(2R)-2-[(2R)-2-[(Benzothiazol-2-yl)dithio]-4-oxoazetidin-1-yl]-3-methyl-3-butenoic acid benzhydryl ester→(2S-(2alpha,3beta,5alpha))-3-(Chloromethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo(3.2.0)heptane-2-carboxylic acid diphenylmethyl ester→Benzhydryl (2S,3S,5R)-3-(azidomethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→Benzhydryl (2S,3S,5R)-3-(azidomethyl)-3-methyl-4,4,7-trioxo-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→1-Trimethylsilylethyne→Benzhydryl 2a-methyl-2beta-(4-trimethylsilyl-1,2,3-triazol-1 ylmethyl)penam-3a-carboxylate-1,1-dioxide→Benzhydryl (2S,3S,5R)-3-((1H-1,2,3-triazol-1-yl)methyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate 4,4-dioxide→Acetylene→1-Acetoxyethylene→(2S,3S,5R)-3-Methyl-4,4,7-trioxo-3-(triazol-1-ylmethyl)-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid
2,6-difluoro-3-(propylsulfonamido)benzoic acid→(4-chlorophenyl)boronic acid→5-bromopyridin-2-amine→5-(4-chlorophenyl)pyridin-2-amine→5-(4-chlorophenyl)-3-iodopyridin-2-amine→(E)-2-(2-ethoxyvinyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane→5-(4-chlorophenyl)-1H-pyrrolo[2,3-b]pyridine→3-bromo-5-(4-chlorophenyl)pyridin-2-amine→ethynyltrimethylsilane→5-(4-chlorophenyl)-3-((trimethylsilyl)ethynyl)pyridin-2-amine
(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
(2S,5R)-2beta-[(Benzhydryloxy)carbonyl]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane4-oxide→1,3-Benzothiazole-2-thiol→(2R)-2-[(2R)-2-[(Benzothiazol-2-yl)dithio]-4-oxoazetidin-1-yl]-3-methyl-3-butenoic acid benzhydryl ester→(2S-(2alpha,3beta,5alpha))-3-(Chloromethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo(3.2.0)heptane-2-carboxylic acid diphenylmethyl ester→Benzhydryl (2S,3S,5R)-3-(azidomethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→Benzhydryl (2S,3S,5R)-3-(azidomethyl)-3-methyl-4,4,7-trioxo-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→1-Trimethylsilylethyne→Benzhydryl 2a-methyl-2beta-(4-trimethylsilyl-1,2,3-triazol-1 ylmethyl)penam-3a-carboxylate-1,1-dioxide→Benzhydryl (2S,3S,5R)-3-((1H-1,2,3-triazol-1-yl)methyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate 4,4-dioxide→Acetylene→1-Acetoxyethylene→(2S,3S,5R)-3-Methyl-4,4,7-trioxo-3-(triazol-1-ylmethyl)-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid
(2S,5R)-2beta-[(Benzhydryloxy)carbonyl]-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane4-oxide→1,3-Benzothiazole-2-thiol→(2R)-2-[(2R)-2-[(Benzothiazol-2-yl)dithio]-4-oxoazetidin-1-yl]-3-methyl-3-butenoic acid benzhydryl ester→(2S-(2alpha,3beta,5alpha))-3-(Chloromethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo(3.2.0)heptane-2-carboxylic acid diphenylmethyl ester→Benzhydryl (2S,3S,5R)-3-(azidomethyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→Benzhydryl (2S,3S,5R)-3-(azidomethyl)-3-methyl-4,4,7-trioxo-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate→1-Trimethylsilylethyne→Benzhydryl 2a-methyl-2beta-(4-trimethylsilyl-1,2,3-triazol-1 ylmethyl)penam-3a-carboxylate-1,1-dioxide→Benzhydryl (2S,3S,5R)-3-((1H-1,2,3-triazol-1-yl)methyl)-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylate 4,4-dioxide→Acetylene→1-Acetoxyethylene→(2S,3S,5R)-3-Methyl-4,4,7-trioxo-3-(triazol-1-ylmethyl)-4lambda6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid
(3S,4S)-3-hexyl-4-((R)-2-hydroxytridecyl)oxetan-2-one→(S)-2-formamido-4-methylpentanoic acid→1-iodohexane→dodecanal→ethynyltrimethylsilane→1-(trimethylsilyl)tetradec-1-yn-3-ol→tetradec-1-yn-3-ol→(S)-2-phenyl-2,3-dihydrobenzo[d]imidazo[2,1-b]thiazole→(R)-tetradec-1-yn-3-ol→(R)-1-methoxy-4-((tetradec-1-yn-3-yloxy)methyl)benzene→benzo[d][1,3,2]dioxaborole→(R)-3-((4-methoxybenzyl)oxy)tetradecanal→((1-(benzyloxy)vinyl)oxy)(tert-butyl)dimethylsilane→(3S,5R)-benzyl 3-hydroxy-5-((4-methoxybenzyl)oxy)hexadecanoate→(2S,3S,5R)-benzyl 2-hexyl-3-hydroxy-5-((4-methoxybenzyl)oxy)hexadecanoate→(2S,3S,5R)-2-hexyl-3-hydroxy-5-((4-methoxybenzyl)oxy)hexadecanoic acid→2-methyl-6-nitrobenzoic anhydride→(3S,4S)-3-hexyl-4-((R)-2-((4-methoxybenzyl)oxy)tridecyl)oxetan-2-one
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 Taizhou GMP-like Site | BENZHYDRYL 6,6-DIHYDROPENICILLIC ACID 1-OXIDE[TAZOBACTAM INTERMEDIATE] 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.