Date published: 2026-2-17

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(R)-4-Phenyloxazolidine-2-thione (CAS 171877-37-5)

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Alternate Names:
(4R)-4-Phenyl-2-thioxo-1,3-oxazolidine
CAS Number:
171877-37-5
Molecular Weight:
179.24
Molecular Formula:
C9H9NOS
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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(R)-4-Phenyloxazolidine-2-thione is a chiral compound that features a unique structural motif, combining an oxazolidine ring—a five-membered heterocyclic ring containing both oxygen and nitrogen atoms—with a phenyl group and a thione moiety (a sulfur-containing carbonyl analog). This compound′s chirality, denoted by the (R)-configuration, indicates that it has a specific three-dimensional arrangement of atoms, which is for its activity in chemical synthesis and catalysis. The presence of both oxazolidine and thione functionalities makes (R)-4-Phenyloxazolidine-2-thione a versatile intermediate in organic synthesis, particularly in the construction of sulfur-containing compounds and the asymmetric synthesis of amino acids and their derivatives.


(R)-4-Phenyloxazolidine-2-thione (CAS 171877-37-5) References

  1. (R)-2-Phen-oxy-1-(4-phenyl-2-sulfan-ylidene-1,3-oxazolidin-3-yl)ethanone.  |  Caracelli, I., et al. 2011. Acta Crystallogr Sect E Struct Rep Online. 67: o2755-6. PMID: 22065310
  2. Enantiomeric impurities in chiral catalysts, auxiliaries, and synthons used in enantioselective syntheses. Part 5.  |  Thakur, N., et al. 2019. Chirality. 31: 688-699. PMID: 31318099

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

(R)-4-Phenyloxazolidine-2-thione, 250 mg

sc-250888
250 mg
$204.00