## Abstract Incorporation of a stable isotope‐labelled methylthio group into the mustard 2‐chloroethyl methyl sulfide 2 was complicated by concomitant reaction with iodide ion, a necessary byproduct from the precursor stable isotope‐labelled iodomethane. A two step procedure was therefore employed,
Synthesis of (1,213C)-2-chloroethyl phenyl sulfide
✍ Scribed by Douglass F. Taber; Yanong Wang
- Publisher
- John Wiley and Sons
- Year
- 1995
- Tongue
- French
- Weight
- 260 KB
- Volume
- 36
- Category
- Article
- ISSN
- 0022-2135
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✦ Synopsis
Abstract
Incorporation of a double ^13^C label into the mustard 2‐chloroethyl phenyl sulfide 2 is straightforward, but analysis is complicated by ^13^C‐^13^C coupling. An alternative is reported, in which the ease of scrambling of sulfur mustards is used to advantage to prepare precisely 50% (1, 2‐^13^C) enriched 2, with each carbon of the ethyl chain labelled to provide optimal signal to noise in the ^13^C spectrum.
📜 SIMILAR VOLUMES
## Abstract [2‐^13^C, 2‐^14^C]2‐Aminoethanol hydrochloride was prepared in good yield from Na\*CN in a two step sequence by first converting the Na\*CN to OHCH~2~\*CN and then reducing the nitrile directly with a solution of borane‐tetrahydrofuran complex. The reaction procedure was simple and the
## Abstract For mass spectrometric studies 1‐phenyl‐2‐phenyl‐1‐^13^C‐ethene‐1‐^13^C (trans‐stilbene) was synthesized from acetic‐1‐^13^C acid and acetic‐2‐^13^C acid via methylcyclohexene‐1‐^13^C and ‐α‐^13^C and toluene‐1‐^13^C and ‐α‐^13^C. No scrambling of the label was observed during the aroma