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RDD014 Sigma-Aldrich

BIS-TRIS propane

anhydrous, free-flowing, Redi-Dri, ≥99.0%

Synonym: 1,3-Bis[tris(hydroxymethyl)methylamino]propane

  • CAS Number 64431-96-5

  • Linear Formula CH2[CH2NHC(CH2OH)3]2

  • Molecular Weight 282.33

  •  Beilstein/REAXYS Number 1786109

  •  EC Number 264-899-3

  •  MDL number MFCD00004689

  •  PubChem Substance ID 329824223

  •  NACRES NA.25

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Properties

Quality Level   100
grade   Redi-Dri
  anhydrous
assay   ≥99.0%
form   powder
quality   free-flowing
impurities   ≤0.2% water (Karl Fischer)
  ≤0.5% tris(hydroxymethyl aminomethane (H-NMR)
pH   9.0-10.1 (20-25 °C, 1 M in water)
useful pH range   6.3 - 9.5
pKa (25 °C)   (1) 6.8, (2) 9.0
mp   164-165 °C (lit.)
solubility   H2O: 30 % (w/w), clear, colorless
cation traces   heavy metals (as Pb): ≤5 ppm
absorption   ≤0.05 at 290 at 30 % (w/w)
SMILES string   OCC(CO)(CO)NCCCNC(CO)(CO)CO
InChI   1S/C11H26N2O6/c14-4-10(5-15,6-16)12-2-1-3-13-11(7-17,8-18)9-19/h12-19H,1-9H2
InChI key   HHKZCCWKTZRCCL-UHFFFAOYSA-N

Description

Packaging

1 kg in poly drum

100, 500 g in poly bottle

Legal Information

Redi-Dri is a trademark of Sigma-Aldrich Co. LLC

Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
WGK 3
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Documents

Certificate of Analysis (COA)

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Protocols & Articles

Articles

Enjoy the Free-flowing Experience - Redi-Dri™

What is the most frustrating moment you have experienced in the lab? Inadequate chemicals for the reaction? Or rock-solid material as you open your bottle when you only need a small amount? If you ha...
Keywords: Environmental

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