Unilong Industry Co.,Ltd.


2-Amino-2-methyl-1,3-propanediol with CAS 115-69-5

what is of  2-Amino-2-methyl-1,3-propanediol with CAS 115-69-5? 

An aminodiol that is propane-1,3-diol substituted ny an amino and a methyl group at position 2.

1.Quick details of  2-Amino-2-methyl-1,3-propanediol with CAS 115-69-5

CAS No.:115-69-5
Other Names:1,1-Di(hydroxymethyl)ethylamine
Place of Origin:  China
Type:Syntheses Material Intermediates
Application:oils, fats, and waxes
pearance:White powder
Description of 2-Amino-2-methyl-1,3-propanediol with CAS 115-69-5
Melting point 100-110 °C (lit.)
Boiling point 151 °C/10 mmHg (lit.)
density 1.0509 (estimate)
vapor density 3.63 (vs air)
vapor pressure ~10 mm Hg ( 152 °C)
refractive index 1.4754 (estimate)
Fp >100°C
storage temp. Store below +30°C.
solubility H2O: 1 M at 20 °C, clear, colorless
form Crystalline Powder
color White
PH 10.0-12.0 (20℃, 0.5M in H2O)
PH Range 7.8 – 9.7
pka 8.8(at 25℃)


A useful biological buffer2-Amino-2-methyl-1,3-propanediol is used to make surfactants, vulcanization accelerators and as a biological buffer. It acts as an absorbent for acidic gases and emulsifying agent for cosmetics, mineral oil, leather dressings, textile specialties and cleaning compounds. It is also used in hair sprays.