(4aα,5α,8α,8aβ)-octahydro-5,8-dihydroxy-4a-methyl-2(1H)-naphthalenone 5-(4-methylbenzenesulfonate)

Base Information

• Chemical Name: (4aα,5α,8α,8aβ)-octahydro-5,8-dihydroxy-4a-methyl-2(1H)-naphthalenone 5-(4-methylbenzenesulfonate)
• CAS No.: 124095-83-6
• Molecular Formula: C₁₈H₂₄O₅S
• Molecular Weight: 352.452

Synonyms:(4aα,5α,8α,8aβ)-octahydro-5,8-dihydroxy-4a-methyl-2(1H)-naphthalenone 5-(4-methylbenzenesulfonate)

Chemical Property of (4aα,5α,8α,8aβ)-octahydro-5,8-dihydroxy-4a-methyl-2(1H)-naphthalenone 5-(4-methylbenzenesulfonate)

Chemical Property:

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Technology Process of (4aα,5α,8α,8aβ)-octahydro-5,8-dihydroxy-4a-methyl-2(1H)-naphthalenone 5-(4-methylbenzenesulfonate)

There total 1 articles about (4aα,5α,8α,8aβ)-octahydro-5,8-dihydroxy-4a-methyl-2(1H)-naphthalenone 5-(4-methylbenzenesulfonate) which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

4β-Hydroxy-4aβ-methyl-3,4,4a,5,6,8aα-hexahydronaphthalene-1(2H),7(8H)-dione 7-dimethyl acetal (87262-05-3) + p-toluenesulfonyl chloride (98-59-9) → (4aα,5α,8α,8aβ)-octahydro-5,8-dihydroxy-4a-methyl-2(1H)-naphthalenone 5-(4-methylbenzenesulfonate) (124095-83-6) + (4aα,5α,8β,8aβ)-octahydro-5,8-dihydroxy-4a-methyl-2(1H)-naphthalenone 5-(4-methylbenzenesulfonate) (123994-90-1)

Guidance literature:

Yield given. Multistep reaction. Yields of byproduct given;

DOI:10.1021/jo00290a027

Reference yield: 94.0%

2-ethyl-2-methyl-1,3-dioxolane (126-39-6) + (4aα,5α,8α,8aβ)-octahydro-5,8-dihydroxy-4a-methyl-2(1H)-naphthalenone 5-(4-methylbenzenesulfonate) (124095-83-6) → (4'aα,5'α,8'α,8'aβ)-octahydro-4'a-methylspiro<1,3-dioxolane-2,2'(1'H)-naphthalene>-5',8'-diol 5'-(4-methylbenzenesulfonate) (124149-98-0)

Guidance literature:

toluene-4-sulfonic acid; ethylene glycol; In dichloromethane; for 24h; Ambient temperature;

DOI:10.1021/jo00290a027

upstream raw materials:

4β-Hydroxy-4aβ-methyl-3,4,4a,5,6,8aα-hexahydronaphthalene-1(2H),7(8H)-dione 7-dimethyl acetal

p-toluenesulfonyl chloride

Downstream raw materials:

(4'aα,5'α,8'α,8'aβ)-octahydro-4'a-methylspiro<1,3-dioxolane-2,2'(1'H)-naphthalene>-5',8'-diol 5'-(4-methylbenzenesulfonate)

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