Dear Lithin Madayan Banatheth thank you for this interesting question. "I need to synthesize MoS2 nanosheets by alternate methods without pure water as a solvent." Yes, this is possible if you don't need to exclude water completely. Please see the following useful articles on this topic:
1. Novel mixed–solvothermal synthesis of MoS2 nanosheets with controllable morphologies
Article Novel mixed–solvothermal synthesis of MoS2 nanosheets with c...
2. PEG‐assisted solvothermal synthesis of MoS2 nanosheets with enhanced tribological property
Article PEG-assisted solvothermal synthesis of MoS 2 nanosheets with...