𝔖 Bobbio Scriptorium
✦   LIBER   ✦

The stereospecific olefin formation reaction of 10-P-5 β-hydroxy-α,β-diphenylethylphosphoranes

✍ Scribed by Satoshi Kojima; Kazuhiro Kawaguchi; Kin-ya Akiba

Publisher
Elsevier Science
Year
1997
Tongue
French
Weight
238 KB
Volume
38
Category
Article
ISSN
0040-4039

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

The total syntheses of 17β-hydroxy-des-a
The total syntheses of 17β-hydroxy-des-a-androst-9-ene-5-one and 17β-hydroxy-10α-des-a-androstan-5-one
✍ D.K. Banerjee; P.S.N. Murthy; V. Paul 📂 Article 📅 1967 🏛 Elsevier Science 🌐 French ⚖ 120 KB

SYRTHESES of S-isotestosterone and the corresponding antbracene analogue using trsns-Q-hydroxy-S-methyl-%+ -(3'-methyl-+'-methorybenzo)-hydradane (I) were earlier 1 reported . The present corununicatlon describes the preparatlon of 178-hydroxp-des-A-androst-9-ene-Gone (IIR=OH) and

Reactions of 5α-hydroxy steroids : IX. T
Reactions of 5α-hydroxy steroids : IX. The acid catalysed rearrangement of 4β-acetoxy-5α-oxygenated cholestanes.
✍ J.M. Coxon; M.P. Hartshorn 📂 Article 📅 1969 🏛 Elsevier Science 🌐 French ⚖ 203 KB

The Westphalen rearrangement' of 38,68-substituted-cholestan-5u-ols (1) to give 5g-methyl-A'-compounds (2) has received considerable study2. No rearrangement products are obtained from 5J3-hydroxy-3, 6a-substituted-4, 6f3-methyl-5 or 6-keto-derivatives 6 . Recently Davies and Summers' reported t

Conformations of the Ten-membered Ring i
Conformations of the Ten-membered Ring in 5, 10-Secosteroids. III: (Z)-3β- and (Z)-3α-Hydroxy-5, 10-seco-1 (10)-cholesten-5-one Esters and (Z)-5, 10-seco-1 (10)-Cholestene-3, 5-dione
✍ Hermann Fuhrer; Ljubinka Lorenc; Vladimir Pavlović; Grety Rihs; Günther Rist; Ja 📂 Article 📅 1981 🏛 John Wiley and Sons 🌐 German ⚖ 755 KB

## Abstract (Z)‐3β‐Acetoxy‐ and (Z)‐3 α‐acetoxy‐5, 10‐__seco__‐1 (10)‐cholesten‐5‐one (**6a**) and (**7a**) were synthesized by fragmentation of 3β‐acetoxy‐5α‐cholestan‐5‐ol (**1**) and 3α‐acetoxy‐5β‐cholestan‐5‐ol (**2**), respectively, using in both cases the hypoiodite reaction (the lead tetraac