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A4998912

Isobutyl acetate , StandardforGC,>99.5%(GC) , 110-19-0

Synonym(s):
Acetic acid isobutyl ester;Isobutyl acetate

CAS NO.:110-19-0

Empirical Formula: C6H12O2

Molecular Weight: 116.16

MDL number: MFCD00008932

EINECS: 203-745-1

Update time: 2022-07-08

PRODUCT Properties

Melting point: -99 °C (lit.)
Boiling point: 115-117 °C (lit.)
Density  0.867 g/mL at 25 °C (lit.)
vapor density  >4 (vs air)
vapor pressure  15 mm Hg ( 20 °C)
FEMA  2175 | ISOBUTYL ACETATE
refractive index  n20/D 1.39(lit.)
Flash point: 71 °F
storage temp.  Store below +30°C.
solubility  water: soluble5.6g/L at 20°C
form  Liquid
color  Clear
PH 5 (4g/l, H2O, 20℃)
PH Range 7
Odor Agreeable fruity odor in low concentrations, disagreeable in higher concentrations; mild, characteristic ester; nonresidual.
Odor Threshold 0.008ppm
explosive limit 2.4-10.5%(V)
Odor Type fruity
Water Solubility  7 g/L (20 ºC)
Merck  14,5130
JECFA Number 137
BRN  1741909
Henry's Law Constant (x 10-4 atm?m3/mol): 4.85 at 25 °C (approximate - calculated from water solubility and vapor pressure)
Exposure limits TLV-TWA 150 ppm (~700 mg/m3) (ACGIH, MSHA, and OSHA); IDLH 7500 ppm (NIOSH).
Dielectric constant 5.6(20℃)
LogP 2.3 at 25℃

Description and Uses

Isobutyl acetate has a fruity (currant-pear), floral (hyacinth-rose) odor and a characteristic ether-like, slightly bitter flavor. May be prepared by direct esterification of isobutyl alcohol with acetic acid.

Solvent; flavoring

Safety

Symbol(GHS) 
GHS02,GHS07
Signal word  Danger
Hazard statements  H225-H336
Precautionary statements  P210-P233-P240-P241-P242-P243
Hazard Codes  F
Risk Statements  11-66
Safety Statements  16-23-25-29-33
OEB A
OEL TWA: 150 ppm (700 mg/m3)
RIDADR  UN 1213 3/PG 2
WGK Germany  1
RTECS  AI4025000
Autoignition Temperature 793 °F
TSCA  Yes
HS Code  2915 39 00
HazardClass  3
PackingGroup  II
Toxicity LD50 orally in Rabbit: 13400 mg/kg LD50 dermal Rabbit > 17400 mg/kg
IDLA 1,300 ppm [10% LEL]

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