Patent ID: 11919877
Assignee: MITSUBISHI GAS CHEMICAL COMPANY, INC.
Field: Organic fine chemistry (Chemistry)
Classification: CPC C  B | IPC B  C

Claim 0:
1. A method for producing 1,2,3,5,6-pentathiepane, the method comprising Steps A, B and C in this order:
Step A: reacting trithiocarbonate, sulfur and methane dihalide using a phase-transfer catalyst in a multi-layer system having an aqueous layer and an organic layer, wherein the multi-layer system is a two-layer system;
Step B: separating the aqueous layer from the organic layer; and
Step C: terminating the reaction with an acid,
wherein the method further comprises purifying 1,2,3,5,6-pentathiepane from the organic layer, after step C.