The object of the present invention is to provide a solvent which is free from the risk of destroying the ozone layer surrounding the Earth, hardly toxic, and free from the risk of causing environment pollution problems by polluting underground water or air.
The solvent contains at least one chosen from 1,2,5-thiadiazole compounds represented by formula (1) below:
(where R
1
and R
2
each represent hydrogen or methyl group).
本发明的目的是提供一种溶剂,该溶剂不会破坏包围地球的
臭氧层,几乎无毒,并且不会通过污染地下
水或空气而导致环境污染问题的风险。该溶剂包含至少一种选择自下式所示的
1,2,5-噻二唑化合物中的一种:(其中R1和R2分别代表氢或甲基基团)。