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79760 Sigma

Phthaldialdehyde

for fluorescence, ≥99.0% (HPLC)

Synonym: o-Phthalaldehyde, o-Phthalic dicarboxaldehyde, Benzene-1,2-dicarboxaldehyde, OPA

  • CAS Number 643-79-8

  • Empirical Formula (Hill Notation) C8H6O2

  • Molecular Weight 134.13

  •  Beilstein Registry Number 878317

  •  EC Number 211-402-2

  •  MDL number MFCD00003335

  •  PubChem Substance ID 57652816

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Properties

Related Categories Aldehydes, Alphabetical, Amino Acid Analysis, Amino Acids, Analytical Reagents,
grade   for fluorescence
InChI Key   ZWLUXSQADUDCSB-UHFFFAOYSA-N
assay   ≥99.0% (HPLC)
impurities   ≤0.5% phthalic acid
mp   54-56 °C
fluorescence   λex 334 nm; λem 455 nm (Thiol Adduct)
  λex 340 nm; λem 450 nm in reaction buffer (with glycine)
storage temp.   2-8°C

Description

Application

For precolumn derivatization of amino acids for HPLC separation. For flow cytometric measurements of protein thiol groups.

Price and Availability

Suggested Laboratory Gloves


Laboratory GlovesThis substance has been tested against several types of hand protection for CE compliance. Click below to find the recommended gloves for handling this product.



Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
RIDADR 
UN2923 - class 8 - PG 2 - EHS - acidic - Corrosive solids, toxic, n.o.s., HI: all
WGK Germany 
3
RTECS 
TH6950000
Flash Point(F) 
269.6 °F
Flash Point(C) 
132 °C

Documents

Certificate of Analysis

Protocols & Articles
Peer-Reviewed Papers
15

References

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