HuagongsheHuagongshe Chemistry Print Report · For research reference only
Hydrochloric Acid → 2-[2-(4-amidinophenyl)ethyl]benzothiazol-5-yl-carboxylic acid-N-(2-pyridyl)-N-(ethoxycarbonylmethyl)amide dihydrochloride
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Hydrochloric Acid | HCID 313 | — |
| Reactant | Ethanol | HCID 702 | — |
| Reactant | Ammonium Carbonate | HCID 517111 | — |
| Reactant | 2-[2-(4-cyanophenyl)ethyl]benzothiazol-5-yl-carboxylic acid-N-(2-pyridyl)-N-(ethoxycarbonylmethyl)amide | HCID 18412581 | — |
| Catalyst | Acetic Acid | HCID 176 | — |
| Solvent | Dichloromethane ethanol | HCID 21584144 | — |
| Product | 2-[2-(4-amidinophenyl)ethyl]benzothiazol-5-yl-carboxylic acid-N-(2-pyridyl)-N-(ethoxycarbonylmethyl)amide dihydrochloride | HCID 18412667 | 95% |
Reaction Steps
Prepared analogously to Example 9 from 2-[2-(4-cyanophenyl)ethyl]-benzothiazol-5-yl-carboxylic acid-N-(2-pyridyl)-N-(ethoxycarbonylmethyl)-amide, ethanolic hydrochloric acid, ethanol and ammonium carbonate. Yield: 95% of theory, C26H25N5O3S (487.58) Rf value: 0.20 (silica gel; methylene chloride/ethanol=4:1+a few drops of acetic acid) EKA mass spectrum: (M+H)+ =488
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US06087380 |
| Source dataset | uspto-grants-2000_07 |
| ORD ID | ord-b4114e6c587548cdb6c13b3ca361d11f |
| Source note | uspto-grants-2000_07 |