Substituent Increments for the  1 H‐NMR. Chemical Shifts of the 18‐ and 19‐Methyl Protons of Steroids. Part I: 9β, 10α( Retro )‐Steroids | Zendy

Englert Gerhard | Zendy; Arnold Wolf | Zendy; Els Hans | Zendy; Fürst Andor | Zendy; Meier Arthur | Zendy; Meister Walter | Zendy

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Substituent Increments for the 1 H‐NMR. Chemical Shifts of the 18‐ and 19‐Methyl Protons of Steroids. Part I: 9β, 10α( Retro )‐Steroids

Author(s) -

Englert Gerhard,

Arnold Wolf,

Els Hans,

Fürst Andor,

Meier Arthur,

Meister Walter

Publication year - 1974

Publication title -

helvetica chimica acta

Language(s) - English

Resource type - Journals

SCImago Journal Rank - 0.74

H-Index - 82

eISSN - 1522-2675

pISSN - 0018-019X

DOI - 10.1002/hlca.19740570609

Subject(s) - chemistry , substituent , chemical shift , androstane , solvent , spectral line , nmr spectra database , medicinal chemistry , stereochemistry , organic chemistry , physics , astronomy

This paper reports 261 substituent increments for the 1 HNMR. chemical shifts (solvent: CDCl 3 ) of the 18‐ and 19‐methyl protons of 9β, 10α( retro )‐steroids relative to 5β,9β,10α,‐androstane. The increments were calculated by a least‐squares procedure from 1334 spectra of 759 different steroids.

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