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CAS 1516-08-1,64-17-5
Ethyl alcoholNon-denatured ethanol
Codes: Enalapril-048, Ceftazidime-003
Application context (from source-drug indications)
Cardiac and vascular disordersAtorvastatin/Hydrochlorothiazide/Aspirin/EnalaprilHypertensionAtorvastatin/Hydrochlorothiazide/Aspirin/EnalaprilHyperlipidaemiaAtorvastatin/Hydrochlorothiazide/Aspirin/EnalaprilHeart diseaseAtorvastatin/Hydrochlorothiazide/Aspirin/EnalaprilCystitisAvibactam Sodium/CeftazidimeCholecystitisAvibactam Sodium/CeftazidimePeritonitisAvibactam Sodium/CeftazidimeIntra-abdominal infectionAvibactam Sodium/CeftazidimeLiver abscessAvibactam Sodium/CeftazidimeSepsisAvibactam Sodium/CeftazidimeBacterial infectionCeftazidime/Tazobactam SodiumRespiratory tract infectionCeftazidime/Tazobactam SodiumUrinary tract infectionCeftazidime/Tazobactam SodiumEssential hypertensionEnalapril Maleate/Folic AcidHeart failureEnalapril MaleateHypertensionEnalapril MaleateMyocardial infarctionEnalapril MaleateAngina pectorisEnalapril MaleateLeft ventricular dysfunctionEnalapril MaleateSolid tumourEnalapril MaleateBacterial infectionCeftazidimeGram-positive bacterial infectionCeftazidimeGram-negative bacterial infectionCeftazidimeGynaecological disorderCeftazidimeIntra-abdominal infectionCeftazidimeOsteoarthritisCeftazidime
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| Atorvastatin/Hydrochlorothiazide/Aspirin/Enalapril | Tier C — Watch / trade | - |
| Avibactam Sodium/Ceftazidime | Tier C — Watch / trade | - |
| Ceftazidime/Tazobactam Sodium | Tier C — Watch / trade | - |
| Enalapril Maleate/Folic Acid | Tier C — Watch / trade | - |
| Enalapril Maleate | Tier C — Watch / trade | - |
| Ceftazidime | 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.
2,2-Dimethyl-1,3-dioxolane-4(R)-carbaldehyde→L-Alanine methyl ester→Methyl (Z)-N-[[(4S)-2,2-dimethyl-1,3-dioxolan-4-yl]methylidene]-L-alaninate→Benzyloxyacetyl chloride→Triphenyl(phenylmethyl)phosphonium chloride→Methyl (2S)-2-[(2S,3R)-3-(benzyloxy)-2-[(4S)-2,2-dimethyl-1,3-dioxolan-4-yl]-4-oxoazetidin-1-yl]propanoate→Methyl (2S)-2-[(2S,3R)-3-(benzyloxy)-2-[(1S)-1,2-dihydroxyethyl]-4-oxoazetidin-1-yl]propanoate→Methyl (2S)-2-[(2R,3R)-3-(benzyloxy)-2-formyl-4-oxoazetidin-1-yl]propanoate→Benzylidene(triphenyl)-lambda5-phosphane→Methyl (2S)-2-[(3R,4S)-3-(benzyloxy)-2-oxo-4-[(E)-2-phenylethenyl]azetidin-1-yl]propanoate→(2S)-2-[(3R,4S)-3-Hydroxy-2-oxo-4-(2-phenylethyl)azetidin-1-yl]propanoic acid→Benzyl L-prolinate→Benzyl 1-[(2S)-2-[(3R,4S)-3-hydroxy-2-oxo-4-(2-phenylethyl)azetidin-1-yl]propanoyl]-L-prolinate→Benzyl 1-[(2S)-2-[(4S)-2,5-dioxo-4-(2-phenylethyl)-1,3-oxazolidin-3-yl]propanoyl]-L-prolinate→Ethyl alcohol→(S)-1-[N-[1-(Ethoxycarbonyl)-3-phenylpropyl]-L-alanyl]-L-proline
(3E)-2-Oxo-4-phenylbut-3-enoic acid→2-Methylpropan-2-amine→2-Methylpropan-2-amine hydrogen chloride→3(E)-N-(tert-Butyl)-2-oxo-4-phenylbutenamide→(2S,3E)-N-tert-Butyl-2-hydroxy-4-phenylbut-3-enamide→(2S)-N-tert-Butyl-2-hydroxy-4-phenylbutanamide→(2S)-2-Hydroxy-4-phenylbutanoic acid→Ethyl 2(S)-hydroxy-4-phenylbutyrate→Benzaldehyde→2-Oxopropanoic acid→Non-denatured ethanol
ethyl 3-oxobutanoate→Ethyl nitrite→Non-denatured ethanol→ethyl (E)-2-(hydroxyimino)-3-oxobutanoate→thiourea→ethyl (Z)-2-(2-aminothiazol-4-yl)-2-(hydroxyimino)acetate→Ethyl (2Z)-(hydroxyimino)[2-[(triphenylmethyl)amino]-1,3-thiazol-4-yl]acetate→tert-Butyl 2-bromo-2-methylpropionate→tert-Butyl 2-[[(Z)-(2-ethoxy-2-oxo-1-[2-[(triphenylmethyl)amino]-1,3-thiazol-4-yl]ethylidene)amino]oxy]-2-methylpropanoate→(2Z)-[[(1-tert-Butoxy-2-methyl-1-oxopropan-2-yl)oxy]imino][2-[(triphenylmethyl)amino]-1,3-thiazol-4-yl]acetic acid→(6R,7R)-3-(Acetoxymethyl)-7-amino-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid→(6R,7R)-3-[(Acetyloxy)methyl]-7-[[(2Z)-2-[[(1-tert-butoxy-2-methyl-1-oxopropan-2-yl)oxy]imino]-2-[2-[(triphenylmethyl)amino]-1,3-thiazol-4-yl]acetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid→(6R,7R)-3-[(Acetyloxy)methyl]-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-[[(2-carboxypropan-2-yl)oxy]imino]acetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid→pyridine
ethyl 3-oxobutanoate→Ethyl nitrite→Non-denatured ethanol→ethyl (E)-2-(hydroxyimino)-3-oxobutanoate→thiourea→ethyl (Z)-2-(2-aminothiazol-4-yl)-2-(hydroxyimino)acetate→Ethyl (2Z)-(hydroxyimino)[2-[(triphenylmethyl)amino]-1,3-thiazol-4-yl]acetate→tert-Butyl 2-bromo-2-methylpropionate→tert-Butyl 2-[[(Z)-(2-ethoxy-2-oxo-1-[2-[(triphenylmethyl)amino]-1,3-thiazol-4-yl]ethylidene)amino]oxy]-2-methylpropanoate→(2Z)-[[(1-tert-Butoxy-2-methyl-1-oxopropan-2-yl)oxy]imino][2-[(triphenylmethyl)amino]-1,3-thiazol-4-yl]acetic acid→(6R,7R)-3-(Acetoxymethyl)-7-amino-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid→(6R,7R)-3-[(Acetyloxy)methyl]-7-[[(2Z)-2-[[(1-tert-butoxy-2-methyl-1-oxopropan-2-yl)oxy]imino]-2-[2-[(triphenylmethyl)amino]-1,3-thiazol-4-yl]acetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid→(6R,7R)-3-[(Acetyloxy)methyl]-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-[[(2-carboxypropan-2-yl)oxy]imino]acetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid→pyridine
2,2-Dimethyl-1,3-dioxolane-4(R)-carbaldehyde→L-Alanine methyl ester→Methyl (Z)-N-[[(4S)-2,2-dimethyl-1,3-dioxolan-4-yl]methylidene]-L-alaninate→Benzyloxyacetyl chloride→Triphenyl(phenylmethyl)phosphonium chloride→Methyl (2S)-2-[(2S,3R)-3-(benzyloxy)-2-[(4S)-2,2-dimethyl-1,3-dioxolan-4-yl]-4-oxoazetidin-1-yl]propanoate→Methyl (2S)-2-[(2S,3R)-3-(benzyloxy)-2-[(1S)-1,2-dihydroxyethyl]-4-oxoazetidin-1-yl]propanoate→Methyl (2S)-2-[(2R,3R)-3-(benzyloxy)-2-formyl-4-oxoazetidin-1-yl]propanoate→Benzylidene(triphenyl)-lambda5-phosphane→Methyl (2S)-2-[(3R,4S)-3-(benzyloxy)-2-oxo-4-[(E)-2-phenylethenyl]azetidin-1-yl]propanoate→(2S)-2-[(3R,4S)-3-Hydroxy-2-oxo-4-(2-phenylethyl)azetidin-1-yl]propanoic acid→Benzyl L-prolinate→Benzyl 1-[(2S)-2-[(3R,4S)-3-hydroxy-2-oxo-4-(2-phenylethyl)azetidin-1-yl]propanoyl]-L-prolinate→Benzyl 1-[(2S)-2-[(4S)-2,5-dioxo-4-(2-phenylethyl)-1,3-oxazolidin-3-yl]propanoyl]-L-prolinate→Ethyl alcohol→(S)-1-[N-[1-(Ethoxycarbonyl)-3-phenylpropyl]-L-alanyl]-L-proline
(3E)-2-Oxo-4-phenylbut-3-enoic acid→2-Methylpropan-2-amine→2-Methylpropan-2-amine hydrogen chloride→3(E)-N-(tert-Butyl)-2-oxo-4-phenylbutenamide→(2S,3E)-N-tert-Butyl-2-hydroxy-4-phenylbut-3-enamide→(2S)-N-tert-Butyl-2-hydroxy-4-phenylbutanamide→(2S)-2-Hydroxy-4-phenylbutanoic acid→Ethyl 2(S)-hydroxy-4-phenylbutyrate→Benzaldehyde→2-Oxopropanoic acid→Non-denatured ethanol
2,2-Dimethyl-1,3-dioxolane-4(R)-carbaldehyde→L-Alanine methyl ester→Methyl (Z)-N-[[(4S)-2,2-dimethyl-1,3-dioxolan-4-yl]methylidene]-L-alaninate→Benzyloxyacetyl chloride→Triphenyl(phenylmethyl)phosphonium chloride→Methyl (2S)-2-[(2S,3R)-3-(benzyloxy)-2-[(4S)-2,2-dimethyl-1,3-dioxolan-4-yl]-4-oxoazetidin-1-yl]propanoate→Methyl (2S)-2-[(2S,3R)-3-(benzyloxy)-2-[(1S)-1,2-dihydroxyethyl]-4-oxoazetidin-1-yl]propanoate→Methyl (2S)-2-[(2R,3R)-3-(benzyloxy)-2-formyl-4-oxoazetidin-1-yl]propanoate→Benzylidene(triphenyl)-lambda5-phosphane→Methyl (2S)-2-[(3R,4S)-3-(benzyloxy)-2-oxo-4-[(E)-2-phenylethenyl]azetidin-1-yl]propanoate→(2S)-2-[(3R,4S)-3-Hydroxy-2-oxo-4-(2-phenylethyl)azetidin-1-yl]propanoic acid→Benzyl L-prolinate→Benzyl 1-[(2S)-2-[(3R,4S)-3-hydroxy-2-oxo-4-(2-phenylethyl)azetidin-1-yl]propanoyl]-L-prolinate→Benzyl 1-[(2S)-2-[(4S)-2,5-dioxo-4-(2-phenylethyl)-1,3-oxazolidin-3-yl]propanoyl]-L-prolinate→Ethyl alcohol→(S)-1-[N-[1-(Ethoxycarbonyl)-3-phenylpropyl]-L-alanyl]-L-proline
(3E)-2-Oxo-4-phenylbut-3-enoic acid→2-Methylpropan-2-amine→2-Methylpropan-2-amine hydrogen chloride→3(E)-N-(tert-Butyl)-2-oxo-4-phenylbutenamide→(2S,3E)-N-tert-Butyl-2-hydroxy-4-phenylbut-3-enamide→(2S)-N-tert-Butyl-2-hydroxy-4-phenylbutanamide→(2S)-2-Hydroxy-4-phenylbutanoic acid→Ethyl 2(S)-hydroxy-4-phenylbutyrate→Benzaldehyde→2-Oxopropanoic acid→Non-denatured ethanol
ethyl 3-oxobutanoate→Ethyl nitrite→Non-denatured ethanol→ethyl (E)-2-(hydroxyimino)-3-oxobutanoate→thiourea→ethyl (Z)-2-(2-aminothiazol-4-yl)-2-(hydroxyimino)acetate→Ethyl (2Z)-(hydroxyimino)[2-[(triphenylmethyl)amino]-1,3-thiazol-4-yl]acetate→tert-Butyl 2-bromo-2-methylpropionate→tert-Butyl 2-[[(Z)-(2-ethoxy-2-oxo-1-[2-[(triphenylmethyl)amino]-1,3-thiazol-4-yl]ethylidene)amino]oxy]-2-methylpropanoate→(2Z)-[[(1-tert-Butoxy-2-methyl-1-oxopropan-2-yl)oxy]imino][2-[(triphenylmethyl)amino]-1,3-thiazol-4-yl]acetic acid→(6R,7R)-3-(Acetoxymethyl)-7-amino-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid→(6R,7R)-3-[(Acetyloxy)methyl]-7-[[(2Z)-2-[[(1-tert-butoxy-2-methyl-1-oxopropan-2-yl)oxy]imino]-2-[2-[(triphenylmethyl)amino]-1,3-thiazol-4-yl]acetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid→(6R,7R)-3-[(Acetyloxy)methyl]-7-[[(2Z)-2-(2-amino-1,3-thiazol-4-yl)-2-[[(2-carboxypropan-2-yl)oxy]imino]acetyl]amino]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid→pyridine
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