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54920 Aldrich

(R)-3-Hydroxybutyric acid

≥98.0% (T)

  • CAS Number 625-72-9

  • Empirical Formula (Hill Notation) C4H8O3

  • Molecular Weight 104.10

  •  Beilstein Registry Number 1720568

  •  EC Number 210-909-6

  •  MDL number MFCD00066257

  •  PubChem Substance ID 57651489

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Properties

Related Categories Asymmetric Synthesis, Carboxylic Acids, Cell Biology, Chemical Synthesis, Chiral Building Blocks,
InChI Key   WHBMMWSBFZVSSR-GSVOUGTGSA-N
assay   ≥98.0% (T)
optical activity   [α]20/D −25±1°, c = 6% in H2O
mp   49-50 °C(lit.)
storage temp.   2-8°C

Description

Other Notes

Important chiral starting material; enantioselective reactions at the 2-, 3- and 4-positions via the cyclic acetal with aldehydes; preparation of (R)-β-butyrolactone.

Tandem Mass Spectrometry data independently generated by Scripps Center for Metabolomics is available to view or download in PDF. 54920.pdf Tested metabolites are featured on Scripps Center for Metabolomics METLIN Metabolite Database. To learn more, visit sigma.com/metlin.

Packaging

1, 5 g in glass bottle

Application

(R)-3-Hydroxybutyric acid may be used in the preparation of copolymers by reacting with various hydroxyalkanoic acids.1 It may also be used in the preparation of (3R,4R)-4-acetoxy-3-[(R)-1-(formyloxy)ethyl]-2-azetidinone.2

Price and Availability


Laboratory Gloves

All labs need water
Safety & Documentation

Safety Information

Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
3
Flash Point(F) 
233.6 °F
Flash Point(C) 
112 °C
Protocols & Articles

Articles

GC Analysis of 3-Hydroxybutyric Acid Methyl Ester Enantiomers on Astec® CHIRALDEX® B-DP

From our library of Articles, Sigma-Aldrich presents GC Analysis of 3-Hydroxybutyric Acid Methyl Ester Enantiomers on Astec® CHIRALDEX® B-DP
Keywords: Chromatography, Clinical, Flame ionization detector, Forensic, Gas chromatography, Purification

Peer-Reviewed Papers
15

References

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