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Substance Name: Tris(2-hydroxypropyl)amine
RN: 122-20-3
UNII: W9EN9DLM98
InChIKey: SLINHMUFWFWBMU-UHFFFAOYSA-N

Classification Code

  • Skin / Eye Irritant

Molecular Formula

  • C9-H21-N-O3

Molecular Weight

  • 191.269
 
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Names and Synonyms

Name of Substance

  • 1,1',1''-Nitrilotri-2-propanol
  • 2-Propanol, 1,1',1''-nitrilotri-
  • Triisopropanolamine
  • Tris(2-hydroxypropyl)amine

Synonyms

  • 1,1',1''-Nitrilotri-2-propanol
  • 1,1',1''-Nitrilotris(2-propanol)
  • 2-Propanol, 1,1',1''-nitrilotri-
  • 2-Propanol, 1,1',1''-nitrilotris-
  • 3,3',3''-Nitrilotri(2-propanol)
  • 4-04-00-01680 (Beilstein Handbook Reference)
  • AI3-01450
  • BRN 1071570
  • Caswell No. 891
  • CCRIS 4884
  • EC 204-528-4
  • EINECS 204-528-4
  • EPA Pesticide Chemical Code 004209
  • HSDB 5593
  • NSC 4010
  • TIPA
  • Tri-2-propanolamine
  • Tri-iso-propanolamine
  • Triisopropanolamine
  • Tris(2-hydroxy-1-propyl)amine
  • Tris(2-hydroxypropyl)amine
  • Tris(2-propanol)amine
  • UNII-W9EN9DLM98

Systematic Names

  • 1,1',1''-Nitrilotripropan-2-ol
  • 2-Propanol, 1,1',1''-nitrilotri-
  • 2-Propanol, 1,1',1''-nitrilotris-
  • Triisopropanolamine

Superlist Names

  • 2-Propanol, 1,1',1''-nitrilotri-
  • 2-Propanol, 1,1',1''-nitrilotris-
  • Triisopropanolamine

Registry Numbers

CAS Registry Number

  • 122-20-3

FDA UNII

  • W9EN9DLM98

Related Registry Numbers

  • 58901-12-5 (hydrochloride)
  • 67952-34-5 (citrate)

System Generated Number

  • 0000122203

Structure Descriptors

InChI

1S/C9H21NO3/c1-7(11)4-10(5-8(2)12)6-9(3)13/h7-9,11-13H,4-6H2,1-3H3

InChIKey

SLINHMUFWFWBMU-UHFFFAOYSA-N

Smiles

N(C[C@@H](C)O)(C[C@@H](C)O)C[C@@H](C)O

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LD50 oral 1580mg/kg (1580mg/kg) KIDNEY, URETER, AND BLADDER: OTHER CHANGES

GASTROINTESTINAL: OTHER CHANGES

BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)
Journal of Industrial Hygiene and Toxicology. Vol. 23, Pg. 259, 1941.
mammal (species unspecified) LD50 skin > 1gm/kg (1000mg/kg)   Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 30(7), Pg. 46, 1986.
mouse LD50 oral 2520mg/kg (2520mg/kg) BEHAVIORAL: MUSCLE CONTRACTION OR SPASTICITY) Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 45(3), Pg. 79, 1980.
rabbit LD50 oral 11gm/kg (11000mg/kg) BEHAVIORAL: MUSCLE CONTRACTION OR SPASTICITY) Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 45(3), Pg. 79, 1980.
rabbit LDLo skin 10mL/kg (10mL/kg)   Union Carbide Data Sheet. Vol. 4/21/1967,
rat LD50 oral 4730mg/kg (4730mg/kg)   Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 30(7), Pg. 46, 1986.
rat LD50 oral 4730mg/kg (4730mg/kg) GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA"

BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)
Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 30(7), Pg. 46, 1986.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 45 deg C   EXP
Boiling Point 305 deg C   EXP
pKa Dissociation Constant 8.06 (none)   EXP
log P (octanol-water) -1.220 (none)   EST
Water Solubility 8.30E+05 mg/L 20 EXP
Vapor Pressure 1.86E-05 mm Hg 25 EST
Henry's Law Constant 9.77E-12 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 1.24E-10 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.