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522082 Sigma-Aldrich

Trichloroacetic acid

biotech. grade, redistilled, ≥99%

Synonym: TCA

  • CAS Number 76-03-9

  • Linear Formula Cl3CCOOH

  • Molecular Weight 163.39

  •  Beilstein/REAXYS Number 970119

  •  EC Number 200-927-2

  •  MDL number MFCD00004177

  •  PubChem Substance ID 24874249

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Properties

Related Categories Acids and Bases, Biochemicals and Reagents, Denaturation More...
grade   biotech. grade
vapor density   <1 (vs air)
vapor pressure   1 mmHg ( 51 °C)
assay   ≥99%
refractive index   n20/D 1.62 (lit.)
bp   196 °C (lit.)
mp   54-58 °C (lit.)
density   1.62 g/mL at 25 °C (lit.)
SMILES string   OC(=O)C(Cl)(Cl)Cl
InChI   1S/C2HCl3O2/c3-2(4,5)1(6)7/h(H,6,7)
InChI key   YNJBWRMUSHSURL-UHFFFAOYSA-N

Description

Packaging

100 g in glass bottle

Application

Suitable for protein sequencing

Traditionally used to precipitate protein. Has been used to determine protein concentration by quantitative precipitation. Used as decalcifier and fixative in microscopy.

Other Notes

A -D suffix exists for administrative purposes only.
All -D packages are 100% the same product, same quality, same specification as the package sizes previously sold without a -D.

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
RIDADR 
UN 1839 8 / PGII
WGK Germany 
2
RTECS 
AJ7875000
Flash Point(F) 
>235.4 °F
Flash Point(C) 
>113 °C
Protocols & Articles
Peer-Reviewed Papers
15

References

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