A1265412
2-Butanol , Analysis of standard products, ≥99.9%(GC) , 78-92-2
Synonym(s):
sec-Butyl alcohol;2-Butanol;sec-Butyl alcohol
CAS NO.:78-92-2
Empirical Formula: C4H10O
Molecular Weight: 74.12
MDL number: MFCD00004569
EINECS: 201-158-5
Update time: 2022-07-08
PRODUCT Properties
Melting point: | −115 °C(lit.) |
Boiling point: | 98 °C(lit.) |
Density | 0.808 g/mL at 25 °C(lit.) |
vapor density | 2.6 (vs air) |
vapor pressure | 12.5 mm Hg ( 20 °C) |
refractive index | n |
Flash point: | 80 °F |
storage temp. | Store at +5°C to +30°C. |
solubility | 125g/l |
form | Liquid |
pka | >14 (Schwarzenbach et al., 1993) |
color | Colorless |
Relative polarity | 0.506 |
PH Range | 7 |
Odor | Strong, pleasant. |
Odor Threshold | 0.22ppm |
explosive limit | 1.4-9.8%(V) |
Odor Type | fruity |
Water Solubility | 12.5 g/100 mL (20 ºc) |
Sensitive | Hygroscopic |
Merck | 14,1541 |
BRN | 1718765 |
Henry's Law Constant | 1.19 (static headspace-GC, Merk and Riederer, 1997) |
Exposure limits | TLV-TWA 450 mg/m3 (150 ppm) (NIOSH),
305 mg/m3 (100 ppm) (ACGIH); IDLH
10,000 ppm. |
Dielectric constant | 15.8(25℃) |
Stability: | Stable. Flammable. Substances to be avoided include acids, acid chlorides, acid anhydrides, oxidizing agents and halogens. |
InChIKey | BTANRVKWQNVYAZ-UHFFFAOYSA-N |
LogP | 0.610 |
Description and Uses
Polishes, cleaning materials, paint removers, fruit essences, perfumes, and dyestuffs; synthesis of methyl ethyl ketone; lacquer solvent
Safety
Symbol(GHS) | GHS02,GHS07 |
Signal word | Warning |
Hazard statements | H226-H319-H335-H336 |
Precautionary statements | P210-P233-P240-P241-P242-P305+P351+P338 |
Hazard Codes | Xi |
Risk Statements | 10-36/37-67 |
Safety Statements | 13-24/25-26-46-7/9 |
OEB | A |
OEL | TWA: 100 ppm (305 mg/m3), STEL: 150 ppm (455 mg/m3) |
RIDADR | UN 1120 3/PG 3 |
WGK Germany | 1 |
RTECS | EO1750000 |
Autoignition Temperature | 761 °F |
TSCA | Yes |
HazardClass | 3 |
PackingGroup | II |
HS Code | 29051490 |
Toxicity | LD50 orally in Rabbit: 6480 mg/kg LD50 dermal Rat > 2000 mg/kg |
IDLA | 2,000 ppm |