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77-99-6

77-99-6 structure
77-99-6 structure

Name 2-Ethyl-2-(Hydroxymethyl)-1,3-Propanediol
Synonyms 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)
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

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)
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
HS Code 2905410000