Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Torsional angles of the refined 2-enol and 2-keto tautomers of HOPDA, HOPODA, and DSHA in S114A
| 2-Enol |
2-Keto |
|||||
|---|---|---|---|---|---|---|
| C2-C3 | C3-C4 | C4-C5 | C2-C3 | C3-C4 | C4-C5 | |
| Bonding | Double | Single | Double | Single | Double | Single |
| HOPDAchainB | 174 | 175 | 113 | 177 | 177 | 116 |
| HOPDAchainA | 164 | 168 | 129 | 149 | 173 | 139 |
| HOPODA | 173 | 165 | 103 | 176 | 165 | 98 |
| DSHA | 159 | 167 | 113 | 158 | 175 | 97 |
