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CAS 75-05-8
Ethyl nitrileAcetonitrile anhydrous
Codes: Metronidazole hydrochloride-006, (VIII)90248-2-a, (II)90248-5-a, (II)90248-6-a
Application context (from source-drug indications)
Duodenal ulcerRabeprazole Sodium/Metronidazole/AmoxicillinImmune thrombocytopenic purpuraRabeprazole Sodium/Metronidazole/AmoxicillinGastric ulcerRabeprazole Sodium/Metronidazole/AmoxicillinGastritisRabeprazole Sodium/Metronidazole/AmoxicillinHelicobacter pylori infectionRabeprazole Sodium/Metronidazole/AmoxicillinContraceptionDienogest/Estradiol ValerateMenorrhagiaDienogest/Estradiol ValerateContraceptive useDienogest/Estradiol ValeratePelvic painDienogest/Estradiol ValerateHeadacheDienogest/Estradiol ValerateDysmenorrhoeaDienogest/Estradiol ValerateTrichomoniasisMiconazole/Metronidazole/LidocaineCandidiasisMiconazole/Metronidazole/LidocaineVaginitisMiconazole/Metronidazole/LidocaineBacterial infectionMetronidazole hydrochlorideIntra-abdominal infectionMetronidazole hydrochlorideBacteraemiaMetronidazole hydrochlorideSkin and skin structure infectionMetronidazole hydrochlorideLower respiratory tract infectionMetronidazole hydrochlorideEndocarditisMetronidazole hydrochlorideContraceptionDienogestEndocrine system disorderDienogestEndometriosisDienogestAdenomyosisDienogestPainDienogest
Source drugs (routes using this intermediate)
| Drug | Tier | Expiry |
|---|---|---|
| Rabeprazole Sodium/Metronidazole/Amoxicillin | Tier C — Watch / trade | - |
| Dienogest/Estradiol Valerate | Tier C — Watch / trade | - |
| Miconazole/Metronidazole/Lidocaine | Tier C — Watch / trade | - |
| Metronidazole hydrochloride | Tier C — Watch / trade | - |
| Dienogest | 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.
Rabeprazole Sodium/Metronidazole/AmoxicillinOptimised routesteps: 6total yield: 8.5g(Metronidazole (Free))
Glyoxal→Ethanal→2-Methylglyoxaline→2-Methyl-4(5)-nitroimidazole→Ethylene chlorohydrin→Ethyl nitrile→Methyl ethanimidoate hydrochloride→2,2-Dimethoxyethanamine→N-(2,2-Dimethoxyethyl)ethanimidamide
3-Methoxyestra-2,5(10)-dien-17-one→dimethyl(methylidene)-sulfane→(1'S,2S,10'R,11'S,15'S)-5'-methoxy-15'-methylspiro[oxirane-2,14'-tetracyclo[8.7.0.0(2,7).0(11,15)]heptadecane]-2'(7'),4'-diene→2-(17beta-Hydroxy-3-methoxyestra-2,5(10)-dien-17-yl)acetonitrile→2-[(1S,10R,11S,14R,15S)-14-hydroxy-15-methyl-5-oxotetracyclo[8.7.0.0(2,7).0(11,15)]heptadec-2(7)-en-14-yl]acetonitrile→3,3-Dimethoxyestra-5,9-dien-17-one→3-Ethoxyestra-3,5,9-trien-17-one→Acetonitrile anhydrous
Glyoxal→Ethanal→2-Methylglyoxaline→2-Methyl-4(5)-nitroimidazole→Ethylene chlorohydrin→Ethyl nitrile→Methyl ethanimidoate hydrochloride→2,2-Dimethoxyethanamine→N-(2,2-Dimethoxyethyl)ethanimidamide
Glyoxal→Ethanal→2-Methylglyoxaline→2-Methyl-4(5)-nitroimidazole→Ethylene chlorohydrin→Ethyl nitrile→Methyl ethanimidoate hydrochloride→2,2-Dimethoxyethanamine→N-(2,2-Dimethoxyethyl)ethanimidamide
3-Methoxyestra-2,5(10)-dien-17-one→dimethyl(methylidene)-sulfane→(1'S,2S,10'R,11'S,15'S)-5'-methoxy-15'-methylspiro[oxirane-2,14'-tetracyclo[8.7.0.0(2,7).0(11,15)]heptadecane]-2'(7'),4'-diene→2-(17beta-Hydroxy-3-methoxyestra-2,5(10)-dien-17-yl)acetonitrile→2-[(1S,10R,11S,14R,15S)-14-hydroxy-15-methyl-5-oxotetracyclo[8.7.0.0(2,7).0(11,15)]heptadec-2(7)-en-14-yl]acetonitrile→3,3-Dimethoxyestra-5,9-dien-17-one→3-Ethoxyestra-3,5,9-trien-17-one→Acetonitrile anhydrous
Intermediates available on this site
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