## Abstract The synthesis of β‐sitosterol‐3‐^14^C, specific activity 5 mCi/mM, radiochemical purity ≥98 %, is described. Starting from stigmasterol, the complete synthesis consists of eleven reaction steps. It is based on methods described in the literature. For some of the steps, a considerable im
✦ LIBER ✦
A facile synthesis of (3α-3H]β-sitosterol
✍ Scribed by B. Dayal; G. Salen; G.S. Tint; C. Biswas
- Book ID
- 118979103
- Publisher
- Elsevier Science
- Year
- 1983
- Tongue
- English
- Weight
- 282 KB
- Volume
- 42
- Category
- Article
- ISSN
- 0039-128X
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## Abstract An efficient one step synthesis of [3__α__‐^3^H]5__α__‐androst‐16‐en‐3__β__‐ol by NaBT~4~ reduction of a ketone precursor is described. The specific activity of the product was 21.6 Ci/mmol with a radiochemical purity >99%. Synthesis of the precursor, 5__α__‐androst‐16‐en‐3‐one, from co