Trimethylol propane
Names
[ CAS No. ]:
77-99-6
[ Name ]:
Trimethylol propane
[Synonym ]:
Oxacyclobutane
Trimethylene oxide/Oxetane
MFCD00004694
EINECS 201-074-9
Trimethylene Oxide
TMP
Oxetane
Cyclooxabutane
2-ethyl-2-(hydroxymethyl)propane-1,3-diol
Trimethylene oxide (8CI)
Chemical & Physical Properties
[ Density]:
0.9±0.1 g/cm3
[ Boiling Point ]:
49.0±0.0 °C at 760 mmHg
[ Melting Point ]:
56-58 °C(lit.)
[ Molecular Formula ]:
C3H6O
[ Molecular Weight ]:
58.079
[ Flash Point ]:
-32.0±15.3 °C
[ Exact Mass ]:
58.041866
[ PSA ]:
60.69000
[ LogP ]:
-0.24
[ Vapour density ]:
4.8 (vs air)
[ Vapour Pressure ]:
317.0±0.0 mmHg at 25°C
[ Index of Refraction ]:
1.412
[ Water Solubility ]:
soluble
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- TY6470000
- CHEMICAL NAME :
- 1,3-Propanediol, 2-ethyl-2-(hydroxymethyl)-
- CAS REGISTRY NUMBER :
- 77-99-6
- BEILSTEIN REFERENCE NO. :
- 1698309
- LAST UPDATED :
- 199710
- DATA ITEMS CITED :
- 7
- MOLECULAR FORMULA :
- C6-H14-O3
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 14100 mg/kg
- TOXIC EFFECTS :
- Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - dyspnea Lungs, Thorax, or Respiration - respiratory depression
- REFERENCE :
- HYSAAV Hygiene and Sanitation (USSR). English translation of GISAAA. (Springfield, VA) 1964-71. Discontinued. Volume(issue)/page/year: 32(5),288,1967
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 13700 mg/kg
- TOXIC EFFECTS :
- Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - dyspnea Lungs, Thorax, or Respiration - respiratory depression
- REFERENCE :
- HYSAAV Hygiene and Sanitation (USSR). English translation of GISAAA. (Springfield, VA) 1964-71. Discontinued. Volume(issue)/page/year: 32(5),288,1967 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 83589 No. of Facilities: 2495 (estimated) No. of Industries: 28 No. of Occupations: 54 No. of Employees: 33290 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 83589 No. of Facilities: 5573 (estimated) No. of Industries: 48 No. of Occupations: 43 No. of Employees: 74356 (estimated) No. of Female Employees: 12646 (estimated)
Safety Information
[ Personal Protective Equipment ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
[ Safety Phrases ]:
S22-S24/25
[ RIDADR ]:
NONH for all modes of transport
[ WGK Germany ]:
1
[ RTECS ]:
TY6470000
[ HS Code ]:
2905410000
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2905410000
Articles
Clin. Hemorheol. Microcirc. 60 , 3-11, (2015)
Composite materials of photo-crosslinked poly(trimethylene carbonate) and nanoscale hydroxyapatite were prepared and their mechanical characteristics for application as orbital floor implants were ass...
Molecular Differentiated Initiator Reactivity in the Synthesis of Poly(caprolactone)-Based Hydrophobic Homopolymer and Amphiphilic Core Corona Star Polymers.Molecules 20 , 20131-45, (2015)
Macromolecules that possess three-dimensional, branched molecular structures are of great interest because they exhibit significantly differentiated application performance compared to conventional li...
Investigation of thiol-ene and thiol-ene-methacrylate based resins as dental restorative materials.Dent. Mater. 26(1) , 21-8, (2010)
The objective of this work was to evaluate thiol-norbornene and thiol-ene-methacrylate systems as the resin phase of dental restorative materials and demonstrate their superior performance as compared...