Tris(hydroxymethyl)aminomethane

CAS Registry Number®

77-86-1

CAS Name

Tris(hydroxymethyl)aminomethane

Molecular Formula

C4H11NO3

Molecular Mass

121.14

Cite this Page

Tris(hydroxymethyl)aminomethane.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=77-86-1 (retrieved 2025-07-10) (CAS RN: 77-86-1).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    219-220 °C @ Press: 10 Torr

  • Melting Point (1)

    171-172 °C

  • Density (2)

    1.02835 g/cm³ @ Temp: 25.00 °C

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C4H11NO3/c5-4(1-6,2-7)3-8/h6-8H,1-3,5H2

InChIKey

InChIKey=LENZDBCJOHFCAS-UHFFFAOYSA-N

SMILES

C(CO)(CO)(CO)N

Canonical SMILES

OCC(N)(CO)CO

Other Names for this Substance

  • 1,3-Propanediol, 2-amino-2-(hydroxymethyl)-
  • 2-Amino-2-(hydroxymethyl)-1,3-propanediol
  • 2-Amino-2-(hydroxymethyl)propane-1,3-diol
  • Aminotris(hydroxymethyl)methane
  • Talatrol

View All

Deleted or Replaced CAS Registry Numbers

108195-86-4, 119320-15-9, 25149-07-9, 68755-45-3, 83147-39-1, 857365-23-2, 1158650-64-6

CAS INSIGHTSTM
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