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sec-butanol

CAS

Purity

CHARACTER

secondary butanol, chemical formula C4H10O, is a colorless transparent liquid, with a special smell, slightly soluble in water, soluble in ethanol, ether and other organic solvents. As an important organic chemical raw material and solvent, sec-butanol is widely used in coatings, paints, inks, adhesives and pharmaceuticals. In coatings and paints, sec-butanol is used as a solvent and auxiliary agent to improve the fluidity and uniformity of the product; in ink manufacturing, it is used as a diluent to improve the printing performance of the ink; in addition, sec-butanol is also used to make adhesives, Improve the adhesion and water resistance of products; in the pharmaceutical industry, sec-butanol has a wide range of applications as an intermediate for drug synthesis. As a multifunctional organic compound, sec-butanol plays an important role in many industrial fields.

APPLICATIONS

(1) Secondary butanol is mainly used as a solvent in industry, with good solubility and volatility, especially suitable for coatings, paints, adhesives and other industries, can effectively dissolve various resins, pigments and additives, and improve the coating and adhesion of products.

(2) Secondary butyl alcohol is also commonly used as plasticizer, herbicide, oil extraction agent, etc., and plays an important role in the fields of plastics, agriculture and oil processing. As a plasticizer, it can improve the flexibility and processing performance of plastics; as a herbicide, it can effectively remove weeds and protect the growth of crops; as a grease extractant, it can extract useful ingredients from grease.

(3) In addition, sec-butanol can also be used as a co-solvent for nitro spray paint and nitrocellulose paint thinner, which can increase the processing performance and ductility of the coating and improve the construction quality of the coating.

(4) In the field of chemical industry, sec-butanol is the main raw material for the production of methyl ethyl ketone, methyl ethyl ketone is an excellent organic solvent, widely used in lubricating oil dewaxing, coating industry and a variety of resin solvents and other fields.

(5) sec-butyl alcohol can also be used as emulsifier, dye dispersant, dehydrating agent, paint remover, industrial detergent, etc. It is also widely used in daily chemical, textile, printing and dyeing industries.

ABILITIES

1. Packing: barreled, scattered water
2. Logistics: car transportation, shipping
3. Payment request: EXW/FOB/FCA/CFR only accepted

HONORARY

Chinese name	sec-butanol
English Name	Tert-butyl alcohol
Alias	Secondary butanol Butanol Dibutanol of secondary butanol of 2-butanol of 2-butanol Second butanol 2-butanol, anhydrous of (±)-2-butanol
English alias	2-Butanol BUTAN-2-OL SEC-BUTANOL S-BUTYL ALCOHOL BUTYLENE HYDRATE sec-Butyl alcohol SEC-BUTYL ALCOHOL (Delta1)-2-Butanol Tert-butyl alcohol METHYLETHYLCARBINOL SECONDARY BUTYL ALCOHOL
CAS	78-92-2
EINECS	201-158-5
Chemical formula	C4H10O
molecular weight	74.12
InChI	InChI=1/C4H10O/c1-3-4(2)5/h4-5H,3H2,1-2H3
InChIKey	BTANRVKWQNVYAZ-UHFFFAOYSA-N
Density	0.808g/mLat 25°C(lit.)
melting point	−115°C(lit.)
Boiling Point	98°C(lit.)
Flash Point	80°F
water solubility	12.5 g/100 mL (20 °c)
Vapor pressure	12.5mm Hg ( 20 °C)
steam density	2.6 (vs air)
solubility	125g/l
refractive index	n20/D 1.397(lit.)
acidity coefficient	>14 (Schwarzenbach et al., 1993)
Storage conditions	Store at +5°C to +30°C.
Stability	stability. Flammable. Substances to be avoided include acids, acid chlorides, acid anhydrides, oxidizing agents and halogens.
Sensitivity	Hygroscopic
Appearance	Solid
Color	Colorless
Smell	Strong, pleasant.
Merck	14,1541
BRN	1718765
explosion limit value	1.4-9.8%(V)
Exposure Limits	TLV-TWA 450 mg/m3 (150 ppm) (NIOSH),305 mg/m3 (100 ppm) (ACGIH); IDLH10,000 ppm.
physicochemical properties	colorless transparent slightly sticky flammable liquid, strong special smell. Melting point -114.7 ℃, boiling point 99.5 ℃, relative density (d204)0.808~0.809, refractive index (nD25)1.3949, flash point 23.9 ℃. Soluble in water, miscible in ethanol and ether.
Dangerous Goods Signs	Xi-Irritant Items
Risk Terms	R10-Flammable. , R36/37-Irritating to eyes and respiratory system. -R67-Vapor may cause drowsiness and dizziness.
Security terminology	S13-Keep away from food, beverages and animal feed. , S24/25-Avoid skin and eye contact. S26- After contact with eyes, rinse immediately with plenty of water and seek medical advice. -S46-If swallowed, seek medical advice immediately and show the container or label. S7/9 -
Dangerous Goods Transport Number	UN 1120 3/PG 3
WGK Germany	1
RTECS	EO1750000
TSCA	Yes
Customs number	29051490
Hazard Class	3
Packing Group	II
Upstream raw materials	Butene
Downstream Products	2-Butanone

Secondary butanol -Properties

colorless transparent liquid, with special aroma like wine. Soluble in ethanol, ether and other organic solvents, slightly soluble in water.

Secondary butanol -preparation

can be obtained from acetaldehyde by shrinkage and dehydration to form crotonaldehyde, which is obtained by catalytic hydrogenation. Or grain starch as raw material, through fermentation, separation.

Secondary butanol -Uses

Butanol is mainly used to prepare edible flavors such as banana, cream, whiskey and cheese. 3 4 mg/kg in candy; 3 2 mg/kg in baked goods; 12 mg/kg in soft drinks and 7.0 mg/kg in cold drinks; 4.0 mg/kg in cream; Alcohol 1.0 mg/kg.

Sec-butanol -Introduction

Secondary butanol (2-butanol) is an organic compound. The following is an introduction to the properties, uses, preparation methods and safety information of sec-butanol:

Properties: sec-butanol
is a colorless liquid, with the smell of alcohol, soluble in water and most organic solvents. The chemical properties of secondary butanol are relatively stable, and it is not easy to oxidize itself.

uses: secondary butanol
is widely used in industrial and chemical laboratories. It is an important solvent used in the manufacture of paints, detergents, resins, dyes and lubricants. Sec-butanol can also be used as an oxidizing and reducing agent for organic synthesis reactions.

preparation method:
of secondary butanol preparation mainly has two kinds of methods:
1. by butene water and reaction. At high temperatures, butenes react with excess water vapor to form 2-butanol.
2. by the hydrogenation reduction reaction of butyraldehyde. The butyraldehyde is reduced to 2-butanol by hydrogenation in the presence of hydrogen.

safety information:
1. sec-butyl alcohol is irritating and may cause discomfort when in contact with skin and eyes. Direct contact with skin should be avoided and appropriate protective equipment such as gloves and goggles should be worn.
2. Avoid inhaling the vapors of sec-butanol due to its moderate vapor irritation. Good ventilation should be ensured during use.
3. secondary butyl alcohol is a flammable liquid, storage and operation should pay attention to fire prevention measures, avoid exposure to open fire or high temperature. 4. In the use or storage of
, please refer to the chemical safety instructions and follow the relevant operating procedures.

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