1,3,2-Dioxathiolane, 4,5-dimethyl-, 2-oxide

CAS Registry Number®

4440-90-8

CAS Name

1,3,2-Dioxathiolane, 4,5-dimethyl-, 2-oxide

Molecular Formula

C4H8O3S

Molecular Mass

136.17

Cite this Page

1,3,2-Dioxathiolane, 4,5-dimethyl-, 2-oxide.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=4440-90-8 (retrieved 2024-12-02) (CAS RN: 4440-90-8).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    70-71 °C @ Press: 12 Torr

  • Density (2)

    1.215 g/cm³ @ Temp: 25 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C4H8O3S/c1-3-4(2)7-8(5)6-3/h3-4H,1-2H3

InChIKey

InChIKey=SAPINXZHMGNTEC-UHFFFAOYSA-N

SMILES

CC1C(C)OS(=O)O1

Canonical SMILES

O=S1OC(C)C(O1)C

Other Names for this Substance

  • 1,3,2-Dioxathiolane, 4,5-dimethyl-, 2-oxide
  • 2,3-Butanediol, cyclic sulfite
  • sym-Dimethylethylene sulfite
  • NSC 56552
  • 4,5-Dimethyl-2-oxo-1,3,2-dioxathiolane

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Deleted or Replaced CAS Registry Numbers

13165-74-7, 1071568-66-5

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