Disulfide compound, polysulfide compound, and use thereof
AssigneeKumiai Chemical Industry Co., Ltd.
InventorsKei Kawamoto, Seisuke Ito
Life of this patent
Estimating the term…
Abstract
The present invention provides a compound of formula (2), and use thereof. The compound of formula (2) is useful as a pest control agent. The compound of formula (2) is also useful as a herbicide, particularly as a production intermediate of pyroxasulfone.
Claims25
A compound of formula (2), or a mixture thereof:
- wherein R1, R2 and R3 are each independently a (C1-C6)alkyl optionally substituted with one or more substituents, and
- n is an integer of 2 or more.
A process for producing a compound of formula (4), comprising the following step ii:
- (step ii) a step of reacting a compound of formula (2) with a compound of formula (3) to produce a compound of formula (4):
- wherein R1, R2, R3, R4 and R5 are each independently a (C1-C6)alkyl optionally substituted with one or more substituents,
- X2 is a halogen atom, and
- n is an integer of 2 or more.
A process for producing a compound of formula (5), comprising:
- (step ii) a step of reacting a compound of formula (2) with a compound of formula (3) to produce a compound of formula (4):
- wherein R1, R2, R3, R4 and R5 are each independently a (C1-C6)alkyl optionally substituted with one or more substituents,
- X2 is a halogen atom, and
- n is an integer of 2 or more;
- and
- (step iii) a step of reacting the compound of formula (4) with an oxidizing agent to produce the compound of formula (5):
- wherein R1, R2, R3, R4 and R5 are each independently a (C1-C6)alkyl optionally substituted with one or more substituents.
A process for producing a compound of formula (2) using a compound of formula (1):
- wherein R1, R2, and R3 are each independently a (C1-C6)alkyl optionally substituted with one or more substituents,
- X1 is a halogen atom, and
- n is an integer of 2 or more.
A process for producing a compound of formula (2), comprising the following step i:
- (step i) a step of producing the compound of formula (2) including reacting a compound of formula (1) with a sulfur compound:
- wherein R1, R2, and R3 are each independently a (C1-C6)alkyl optionally substituted with one or more substituents,
- X1 is a halogen atom, and
- n is an integer of 2 or more.
Dependencies are inferred from the claim text.