20-Benzoylamino-21-hydroxy-4,17⁽²⁰⁾-pregnadien-3-on-ethylendithioacetal

Base Information

Chemical Name:20-Benzoylamino-21-hydroxy-4,17⁽²⁰⁾-pregnadien-3-on-ethylendithioacetal
CAS No.:113472-92-7
Molecular Formula:C₃₀H₃₉NO₂S₂
Molecular Weight:509.777
Hs Code.:

20-Benzoylamino-21-hydroxy-4,17<sup>(20)</sup>-pregnadien-3-on-ethylendithioacetal

Synonyms:20-Benzoylamino-21-hydroxy-4,17⁽²⁰⁾-pregnadien-3-on-ethylendithioacetal

Suppliers and Price of 20-Benzoylamino-21-hydroxy-4,17⁽²⁰⁾-pregnadien-3-on-ethylendithioacetal

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of 20-Benzoylamino-21-hydroxy-4,17⁽²⁰⁾-pregnadien-3-on-ethylendithioacetal

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Technology Process of 20-Benzoylamino-21-hydroxy-4,17⁽²⁰⁾-pregnadien-3-on-ethylendithioacetal

There total 5 articles about 20-Benzoylamino-21-hydroxy-4,17⁽²⁰⁾-pregnadien-3-on-ethylendithioacetal 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: 100.0%

: 113472-92-7
20-Benzoylamino-21-hydroxy-4,17⁽²⁰⁾-pregnadien-3-on-ethylendithioacetal

Guidance literature:

Reference yield: 34.0%

: 113472-93-8
20-Benzoylamino-3,3-ethylendithio-4,17⁽²⁰⁾-pregnadien-21-saeure-methylester

: 113472-92-7
20-Benzoylamino-21-hydroxy-4,17⁽²⁰⁾-pregnadien-3-on-ethylendithioacetal

Guidance literature:: With sodium bis(2-methoxyethoxy)aluminium dihydride; In tetrahydrofuran; toluene; at -5 ℃; for 1h;

Reference yield:

: 1199-01-5,53766-22-6
2-phenylazlactone

: 113472-92-7
20-Benzoylamino-21-hydroxy-4,17⁽²⁰⁾-pregnadien-3-on-ethylendithioacetal

Guidance literature:: Multi-step reaction with 3 steps

1: 68 percent / TiCl₄, pyridine / tetrahydrofuran; CCl₄ / 1.) 0-5 deg C, 20 min.; 2.) 2 h, room temp.

2: 93 percent / Na / methanol

3: 34 percent / sodium dihydridobis(2-methoxyethoxy)aluminate (70percent) / toluene; tetrahydrofuran / 1 h / -5 °C

With pyridine; sodium; titanium tetrachloride; sodium bis(2-methoxyethoxy)aluminium dihydride; In tetrahydrofuran; methanol; tetrachloromethane; toluene;