3β-benzoyloxy-5α,8α-ergosta-6,22-dieno-<5,8-b>1',2',3',4'-tetrahydrophthalazino-1',4'-dione

Base Information

• Chemical Name: 3β-benzoyloxy-5α,8α-ergosta-6,22-dieno-<5,8-b>1',2',3',4'-tetrahydrophthalazino-1',4'-dione
• CAS No.: 81126-45-6
• Molecular Formula: C₄₃H₅₂N₂O₄
• Molecular Weight: 660.897

Synonyms:3β-benzoyloxy-5α,8α-ergosta-6,22-dieno-<5,8-b>1',2',3',4'-tetrahydrophthalazino-1',4'-dione

Chemical Property of 3β-benzoyloxy-5α,8α-ergosta-6,22-dieno-<5,8-b>1',2',3',4'-tetrahydrophthalazino-1',4'-dione

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Technology Process of 3β-benzoyloxy-5α,8α-ergosta-6,22-dieno-<5,8-b>1',2',3',4'-tetrahydrophthalazino-1',4'-dione

There total 2 articles about 3β-benzoyloxy-5α,8α-ergosta-6,22-dieno-<5,8-b>1',2',3',4'-tetrahydrophthalazino-1',4'-dione 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: 87.0%

(3β,22E)-ergosta-5,7,22-trien-3-ol benzoate (5035-30-3) + phthalazin-1,4-dione (20116-64-7) → 3β-benzoyloxy-5α,8α-ergosta-6,22-dieno-<5,8-b>1',2',3',4'-tetrahydrophthalazino-1',4'-dione (81126-45-6)

Guidance literature:

With lead(IV) acetate; In dichloromethane; acetic acid; at 0 ℃; for 1h;

Reference yield: 52.0%

2,3-dihydrophthalazine-1,4-dione (1445-69-8) + ergosta-5,7,22-trien-3β-yl benzoate (5035-30-3) → C43H52N2O4 (81126-45-6)

Guidance literature:

With manganese(IV) oxide; In benzene; for 14h;

Reference yield: 14.0%

3β-benzoyloxy-5α,8α-ergosta-6,22-dieno-<5,8-b>1',2',3',4'-tetrahydrophthalazino-1',4'-dione (81126-45-6) → 3β-Benzoyloxy-6α,7α-dihydroxy-5α,8α-ergost-22-eno-<5,8-b>-1',2',3',4'-tetrahydrophthalazin-1',4'-dion (106894-50-2)

Guidance literature:

With perhydrodibenzo-18-crown-6; potassium permanganate; In toluene; for 4h; Ambient temperature;

upstream raw materials:

(3β,22E)-ergosta-5,7,22-trien-3-ol benzoate

phthalazin-1,4-dione

2,3-dihydrophthalazine-1,4-dione

ergosta-5,7,22-trien-3β-yl benzoate

Downstream raw materials:

3β-benzoyloxy-22-hydroxy-5α,8α-(1,4-dioxo-1,2,3,4-tetrahydrophthalazine-2,3-diyl)-23,24-bisnorchol-6-ene

3β-Benzoyloxy-6α,7α-dihydroxy-5α,8α-ergost-22-eno-<5,8-b>-1',2',3',4'-tetrahydrophthalazin-1',4'-dion

3β-hydroxy-23,24-bisnorchola-5,7-dien-22-yl phenyl sulfone

(22ξ,24R)-3β,24,25-trihydroxy-22-phenylsulfonylcholesta-5,7-diene

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