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Tetramethyl-1,3-diaminopropane

  • Name Tetramethyl-1,3-diaminopropane
  • EINECS203-818-8
  • CAS No. 110-95-2
  • Density0.821 g/cm3
  • PSA6.48000
  • LogP0.49970
  • SolubilityN/A
  • Melting Point28.9°C (estimate)
  • FormulaC7H18N2
  • Boiling Point143.3 °C at 760 mmHg
  • Molecular Weight130.233
  • Flash Point31.7 °C
  • Transport InformationUN 2734 8/PG 2
  • Appearancecolourless liquid
  • Safety16-26-36/37/39-45-24/25
  • Risk Codes10-22-24-34
  • Molecular Structure
    Molecular Structure of 110-95-2 (Tetramethyl-1,3-diaminopropane)
  • Hazard SymbolsIrritantXi, ToxicT
  • SynonymsIrritantXi, ToxicT
  • Article Data25

Tetramethyl-1,3-diaminopropane Consensus Reports

Reported in EPA TSCA Inventory.

Tetramethyl-1,3-diaminopropane Specification

The IUPAC name of Tetramethyl-1,3-diaminopropane is N,N,N',N'-tetramethylpropane-1,3-diamine. With the CAS registry number 110-95-2, it is also named as Bis((dimethylamino)methyl)methane. The product's other registry numbers are 210102-01-5; 99233-35-9. Besides, it is colourless liquid, which should be stored in cool and ventilated warehouse away from fire. In addition, this chemical is stable and incompatible with strong oxidizing agents, acids, acid chlorides, permanganates, carbon dioxide, nitrates, peroxides, nitrites, halogens.

The other characteristics of this product can be summarized as: (1)EINECS: 203-818-8; (2)ACD/LogP: 0.43; (3)# of Rule of 5 Violations: 0; (4)ACD/LogD (pH 5.5): -3.62; (5)ACD/LogD (pH 7.4): -2.23; (6)ACD/BCF (pH 5.5): 1; (7)ACD/BCF (pH 7.4): 1; (8)ACD/KOC (pH 5.5): 1; (9)ACD/KOC (pH 7.4): 1; (10)#H bond acceptors: 2; (11)#H bond donors: 0; (12)#Freely Rotating Bonds: 4; (13)Index of Refraction: 1.441; (14)Molar Refractivity: 41.92 cm3; (15)Molar Volume: 158.5 cm3; (16)Surface Tension: 27.1 dyne/cm; (17)Density: 0.821 g/cm3; (18)Flash Point: 31.7 °C; (19)Enthalpy of Vaporization: 38.04 kJ/mol; (20)Boiling Point: 143.3 °C at 760 mmHg; (21)Vapour Pressure: 5.38 mmHg at 25 °C.

Uses of Tetramethyl-1,3-diaminopropane: this chemical is used as curing agent of epoxy resin. And it is also used as catalyst for production of polyurethane polyfoam. Furthermore, it can be used for producing N,N'-Diamino-N,N,N',N'-tetramethyl-1,3-propanediylbis(ammonium nitrate).



This reaction needs Ba(NO3)2, BaO, hydroxylamine-O-sulfonic acid (NH2OSO3H) and H2O at ambient temperature. The yield is 83 %.

When you are using this chemical, please be cautious about it as the following: it is flammable that may cause burns. Please keep away from sources of ignition. And it is harmful if swallowed. It is also toxic in contact with skin. You should wear suitable protective clothing, gloves and eye/face protection. Please avoid contact with skin and eyes. Moreover, in case of contact with eyes, rinse immediately with plenty of water and seek medical advice. And in case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)

People can use the following data to convert to the molecule structure.
(1)SMILES: N(C)(C)CCCN(C)C
(2)InChI: InChI=1/C7H18N2/c1-8(2)6-5-7-9(3)4/h5-7H2,1-4H3
(3)InChIKey: DMQSHEKGGUOYJS-UHFFFAOYAG
(4)Std. InChI: InChI=1S/C7H18N2/c1-8(2)6-5-7-9(3)4/h5-7H2,1-4H3
(5)Std. InChIKey: DMQSHEKGGUOYJS-UHFFFAOYSA-N

The toxicity data is as follows:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
quail LD50 oral > 316mg/kg (316mg/kg)   Ecotoxicology and Environmental Safety. Vol. 6, Pg. 149, 1982.
rabbit LD50 skin 300uL/kg (0.3mL/kg)   American Industrial Hygiene Association Journal. Vol. 30, Pg. 470, 1969.
rat LCLo inhalation 375ppm/2H (375ppm)   Wright Air Development Center, Technical Report, U.S. Air Force. Vol. 55-250, Pg. 10, 1955.
rat LD50 oral 410uL/kg (0.41mL/kg)   American Industrial Hygiene Association Journal. Vol. 30, Pg. 470, 1969.

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