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I0627 Sigma-Aldrich

Isobarbituric acid

analytical standard

Synonym: 2,4,5-Trihydroxypyrimidine, 5-Hydroxyuracil

  • CAS Number 496-76-4

  • Empirical Formula (Hill Notation) C4H4N2O3

  • Molecular Weight 128.09

  •  Beilstein Registry Number 127205

  •  EC Number 207-829-9

  •  MDL number MFCD00082987

  •  PubChem Substance ID 24895907

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Properties

Related Categories Additional Standards, Analytical Standards, Analytical/Chromatography, Barbiturate Standards, Barbiturates,
grade   analytical standard
InChI Key   FQXOOGHQVPKHPG-UHFFFAOYSA-N
assay   ~98%
form   neat
application(s)   HPLC: suitable
  gas chromatography (GC): suitable
mp   >300 °C (dec.)(lit.)
format   neat

Description

Other Notes

Same product — same quality — now Sigma-Aldrich brand

Application

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Price and Availability

Safety & Documentation

Safety Information

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
Precautionary statements 
Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
3

Documents

Certificate of Analysis

Protocols & Articles
Peer-Reviewed Papers
15

References

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