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3-Methyl-1-butanol

Product Name3-Methyl-1-butanol

CAS123-51-3

MFC5H12O

MW88.15

EINECS204-633-5

MOL File123-51-3.mol

Chemical Properties

Melting point -117 °C
Boiling point 131-132 °C
Density  0.809 g/mL at 25 °C(lit.)
vapor density  3 (vs air)
vapor pressure  2 mm Hg ( 20 °C)
FEMA  2057 | ISOAMYL ALCOHOL
refractive index  n20/D 1.407
Flash point 109.4 °F
storage temp.  room temp
solubility  25g/l
form  Liquid
pka >14 (Schwarzenbach et al., 1993)
Specific Gravity 0.813 (15/4℃)
color  <20(APHA)
PH Range 5.6 at 25 g/l at 20 °C
Odor Mild odor; alcoholic, non-residual.
PH 7 (25g/l, H2O, 20℃)
explosive limit 1.2-9%, 100°F
Odor Threshold 0.0017ppm
Water Solubility  25 g/L (20 ºC)
λmax λ: 260 nm Amax: 0.06
λ: 280 nm Amax: 0.06
Merck  14,5195
JECFA Number 52
BRN  1718835
Henry's Law Constant 33.1 at 37 °C (Bylaite et al., 2004)
Exposure limits NIOSH REL: TWA 100 ppm (360 mg/m3), IDLH 500 ppm; OSHA PEL: TWA 100 ppm; ACGIH TLV: TWA 100 ppm, STEL 125 ppm (adopted).
Stability Stable. Flammable. Incompatible with strong oxidizing agents, strong acids, acid chlorides, acid anhydrides.
CAS DataBase Reference 123-51-3(CAS DataBase Reference)
NIST Chemistry Reference 1-Butanol, 3-methyl-(123-51-3)
EPA Substance Registry System 3-Methyl-1-butanol (123-51-3)

Safety Information

Hazard Codes  Xn
Risk Statements  10-20-37-66-20/22-R20/22-R10
Safety Statements  46-16-S16
RIDADR  UN 1105 3/PG 3
WGK Germany  1
RTECS  EL5425000
Autoignition Temperature 644 °F
TSCA  Yes
HazardClass  3
PackingGroup  II
HS Code  29335995
Hazardous Substances Data 123-51-3(Hazardous Substances Data)
Toxicity LD50 orally in rats: 7.07 ml/kg (Smyth)
IDLA 500 ppm

MSDS

Usage And Synthesis

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