| 发明名称 |
A METHOD OF OBTAINING 2-AMINE-5-ALKIL-1,3,4-TIADIAZOLOV |
| 摘要 |
<p>This invention relates to an improved process for preparing 2-amino-5-alkyl-1,3,4-thiadiazole compounds by reacting an aliphatic acid and a thiosemicarbazide in a mineral acid medium comprising 15 to 35 percent sulfuric acid and 65 to 85 percent polyphosphoric acid by weight.</p> |
| 申请公布号 |
BG25796(A3) |
申请公布日期 |
1978.12.12 |
| 申请号 |
BG19740027747 |
申请日期 |
1974.09.21 |
| 申请人 |
ELI*LILLY AND CO |
发明人 |
TAO,EDDIE |
| 分类号 |
C07D285/12;A01N43/824;B01J23/00;C07B61/00;C07D285/135;(IPC1-7):C07D285/12 |
主分类号 |
C07D285/12 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
