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11038 Sigma-Aldrich

2,3-Butanedione

analytical standard

Synonym: Biacetyl, Diacetyl

  • CAS Number 431-03-8

  • Linear Formula CH3COCOCH3

  • Molecular Weight 86.09

  •  Beilstein Registry Number 605398

  •  EC Number 207-069-8

  •  MDL number MFCD00008756

  •  PubChem Substance ID 24846980

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Properties

Related Categories A-B, A-C, A-F, A-L, Additional Standards,
grade   analytical standard
vapor density   3 (vs air)
vapor pressure   52.2 mmHg ( 20 °C)
InChI Key   QSJXEFYPDANLFS-UHFFFAOYSA-N
assay   ≥99.0% (GC)
form   neat
autoignition temp.   345 °C
shelf life   limited shelf life, expiry date on the label
application(s)   HPLC: suitable
  gas chromatography (GC): suitable
refractive index   n20/D 1.394(lit.)
  n20/D 1.394
bp   88 °C(lit.)
density   0.981 g/mL(lit.)
format   neat
Gene Information   human ... ACHE(43), BCHE(590), CES1(1066)

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 
Signal word 
Danger
Hazard statements 
Precautionary statements 
RIDADR 
UN 2346 3 / PGII
WGK Germany 
2
RTECS 
EK2625000
Flash Point(F) 
44.6 °F
Flash Point(C) 
7 °C
Protocols & Articles

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