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11038 Sigma-Aldrich

2,3-Butanedione

analytical standard

Synonym: Biacetyl, Diacetyl

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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

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

Articles

GC Analysis of Volatiles in Roasted Coffee Beans on Omegawax® after SPME using a 50/30 μm DVB/Carboxen/PDMS Fiber

From our library of Articles, Sigma-Aldrich presents GC Analysis of Volatiles in Roasted Coffee Beans on Omegawax® after SPME using a 50/30 μm DVB/Carboxen/PDMS Fiber
Keywords: Chromatography, Gas chromatography, Mass spectrometry, Purification, Size-exclusion chromatography, Solid phase microextractions

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Flavor and Fragrance Analysis

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Peer-Reviewed Papers
15

References

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