2-Butanol CAS#78-92-2

CAS Number: 78-92-2
Chemical Formula: C4H10O
Synonyms:

S-BUTYL ALCOHOL
SEC-BUTANOL
SECONDARY BUTYL ALCOHOL

Appearance: Transperant Liquid

MOQ (Minimum Order Quantity): 1 FCL (Full Container Load)

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Product Details

2-Butanol CAS#78-92-2

A clear colorless liquid with an alcohol odor. Flash point below 0 °F. Less dense than water. Vapors heavier than air. Soluble in water. Moderately irritates the eyes and skin. Prolonged and repeated contact may cause defatting and drying of the skin. Vapors may irritate the nose, throat and respiratory tract. May be harmful by ingestion.

2-Butanol Chemical 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	n20/D 1.397(lit.)
Fp	80 °F
storage temp.	Store at +5°C to +30°C.
solubility	125g/l
form	Liquid
pka	>14 (Schwarzenbach et al., 1993)
color	Colorless
Odor	Strong, pleasant.
PH Range	7
PH	7 (20°C)
Relative polarity	0.506
explosive limit	1.4-9.8%(V)
Odor Type	fruity
Odor Threshold	0.22ppm
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.
Cosmetics Ingredients Functions	SOLVENT
InChIKey	BTANRVKWQNVYAZ-UHFFFAOYSA-N
LogP	0.610
Surface tension	23.56mN/m at 293.15K
CAS DataBase Reference	78-92-2(CAS DataBase Reference)
NIST Chemistry Reference	2-Butanol(78-92-2)
EPA Substance Registry System	2-Butanol (78-92-2)
ECETOC JACC REPORT	2-Butanol (78-92-2)

Safety Information

Hazard Codes	Xi
Risk Statements	10-36/37-67
Safety Statements	13-24/25-26-46-7/9
RIDADR	UN 1120 3/PG 3
OEB	A
OEL	TWA: 100 ppm (305 mg/m3), STEL: 150 ppm (455 mg/m3)
WGK Germany	1
RTECS	EO1750000
Autoignition Temperature	761 °F
TSCA	TSCA listed
HazardClass	3
PackingGroup	II
HS Code	29051490
Hazardous Substances Data	78-92-2(Hazardous Substances Data)
Toxicity	LD50 orally in Rabbit: 6480 mg/kg LD50 dermal Rat > 2000 mg/kg
IDLA	2,000 ppm

Product Application Of 2-Butanol CAS#78-92-2

2-Butanol is used in the production of methylethyl ketone and sec-butyl acetate, as asolvent in lacquers and alkyd enamels, in inhydraulic brake fluids, in cleaning compounds, and its xanthate derivatives in oreflotation. In addition, it is used to polish, clean materials, paint removers, fruit essences, perfumes, and dyestuffs.

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