Tetrahydropyranyl compound and method for producing the tetrahydropyranyl compound
AssigneeRicoh Company, Ltd.
InventorYuuji Tanaka
Life of this patent
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Abstract
To provide a tetrahydropyranyl compound represented by General Formula (1) below: General Formula (1) where X denotes any one of a substituted or unsubstituted alkyl group, an oxygen atom, and a substituted or unsubstituted aromatic hydrocarbon group, R1, R2, R3, R4, R5 and R6 each denote any one of a hydrogen atom, a methyl group and an ethyl group, and n denotes an integer of 1 to 4.
Claims19
A tetrahydropyranyl compound represented by Formula (1):
- where X is —O—, —CH—, —CH2CH2—, —C(CH3)2—C6H4—C(CH3)2— or —C(CH3)2—;
- R1, R2, R3, R4, R5 and R6 each independently are selected from the group consisting of a hydrogen atom, a methyl group and an ethyl group;
- and n is an integer of 1 to 4.
A method for producing a tetrahydropyranyl compound represented by Formula (1), the method comprising:
- reacting a methylol compound represented by Formula (2) with 3,4-dihydro-2H-pyran represented by Formula (3):
- where X is —O—, —CH2, —CH2CH2—, —C(CH3)2—C6H4—C(CH3)2— or —C(CH3)2;
- R1, R2, R3, R4, R5 and R6 each independently are selected from the group consisting of a hydrogen atom, a methyl group and an ethyl group;
- and n is an integer of 1 to 4,
- where X is —O—, —CH2—, —CH2CH2—, —C(CH3)2—C6H4—C(CH3)2— or —C(CH3)2—;
- R1, R2, R3, R4, R5 and R6 each independently are selected from the group consisting of a hydrogen atom, a methyl group and an ethyl group;
- and n is an integer of 1 to 4.
A method for producing a tetrahydropyranyl compound represented by Formula (1), comprising:
- reacting an amine compound represented by Formula (4) with a bromo compound represented by Formula (5):
- where X is —O—, —CH2—, —CH2CH2—, —C(CH3)2—C6H4—C(CH3)2 or —C(CH3)2—;
- R7 and R8 each independently are selected from the group consisting of a hydrogen atom, a methyl group and an ethyl group;
- and n is an integer of 1 to 4,
- where R9 is a hydrogen atom, a methyl group or an ethyl group, and n is an integer of 1 to 4,
- where X is —O—, —CH2—, —CH2CH2—, —C(CH3)—C6H4—C(CH3)2— or —C(CH3)2—;
- R1, R2, R3, R4, R5 and R6 each independently are selected from the group consisting of a hydrogen atom, a methyl group and an ethyl group;
- and n is an integer of 1 to 4.
Dependencies are inferred from the claim text.