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ISOBUTANECAS NO.: 75-28-5
Cas No: 75-28-5
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75-28-5 Usage

InChI:InChI=1/C4H10/c1-4(2)3/h4H,1-3H3

75-28-5 Well-known Company Product Price

Brand (Code)Product description CAS number Packaging Price Detail
Aldrich (539821)  2-Methylpropane  99.995% 75-28-5 539821-170G 5,713.11CNY Detail

75-28-5SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 16, 2017

Revision Date: Aug 16, 2017

1.Identification

1.1 GHS Product identifier

Product name isobutane

1.2 Other means of identification

Product number -
Other names Propane, 2-methyl-

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only. Food additives
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:75-28-5 SDS

75-28-5Synthetic route

tripotassiumdecaisobutylpentaaluminum

tripotassiumdecaisobutylpentaaluminum

deuterium cation

deuterium cation

A

Isobutane
75-28-5

Isobutane

B

potassium ion

potassium ion

C

deuterium
16873-17-9

deuterium

D

Al(OH)2(1+)

Al(OH)2(1+)

Conditions
ConditionsYield
With water In water byproducts: H2, HD; acid hydrolysis with 20% DCl (84%); quantities of the products determined;A n/a
B 100%
C n/a
D n/a
tripotassiumdecaisobutylpentaaluminum

tripotassiumdecaisobutylpentaaluminum

hydrogen cation

hydrogen cation

A

Isobutane
75-28-5

Isobutane

B

potassium ion

potassium ion

C

hydrogen
1333-74-0

hydrogen

D

Al(OH)2(1+)

Al(OH)2(1+)

Conditions
ConditionsYield
With water In water acid hydrolysis with 20% HCl; quantities of the products determined;A n/a
B 100%
C n/a
D n/a
tert-butyl alcohol
75-65-0

tert-butyl alcohol

A

Isobutane
75-28-5

Isobutane

B

triptane
464-06-2

triptane

Conditions
ConditionsYield
With triisopropylborane; trifluorormethanesulfonic acid In 1,1,2-Trichloro-1,2,2-trifluoroethane 1.) -30 deg C, 30 min 2.) room temp., 6 h;A 99.9%
B 0.1%
pivaloyl chloride
3282-30-2

pivaloyl chloride

Isobutane
75-28-5

Isobutane

Conditions
ConditionsYield
With tris-(trimethylsilyl)silane; 2,2'-azobis(isobutyronitrile) In toluene at 80℃; for 0.5h;98%
triethyl borane
97-94-9

triethyl borane

tert-butyl alcohol
75-65-0

tert-butyl alcohol

A

Isobutane
75-28-5

Isobutane

B

2,2-Dimethylbutane
75-83-2

2,2-Dimethylbutane

Conditions
ConditionsYield
With trifluorormethanesulfonic acid In 1,1,2-Trichloro-1,2,2-trifluoroethane 1.) -30 deg C 2.) room temp.;A 92.5%
B 7.5%
vanadocene

vanadocene

t-butyl bromide
507-19-7

t-butyl bromide

A

vanadocene monobromide

vanadocene monobromide

B

Isobutane
75-28-5

Isobutane

C

hydrogen
1333-74-0

hydrogen

D

isobutene
115-11-7

isobutene

Conditions
ConditionsYield
In hexane room temp.; further products:t-butylcyclopentadiene, tetramethylbutane, 2-methyl-4,4-dimethyl-1-pentene; GCL;A 92%
B n/a
C n/a
D n/a

A

Isobutane
75-28-5

Isobutane

B

n-butane
106-97-8

n-butane

Conditions
ConditionsYield
With aluminium trichloride; polyethoxysilane (silicone GKZh-94) In nitromethane Product distribution;A 6%
B 91%
2,2-dimethylpropane
463-82-1

2,2-dimethylpropane

A

methane
34557-54-5

methane

B

ethane
74-84-0

ethane

C

propane
74-98-6

propane

D

Isobutane
75-28-5

Isobutane

E

methylbutane
78-78-4

methylbutane

Conditions
ConditionsYield
With hydrogen; platinum at 243℃; Product distribution; further reaction temperatures, catalysts;A 2.7%
B 1.5%
C 1.5%
D 6.7%
E 87.8%
at 304℃; Product distribution; also from n-butane, other products,other temperatures, other catalysts;A 7%
B 1.7%
C 2.4%
D 15.6%
E 73.3%
With hydrogen; NaY-500; palladium at 216℃; Product distribution; Kinetics; Thermodynamic data; other catalysts, other temperatures; activation energies;
With hydrogen In neat (no solvent) at 275℃; under 1225.5 Torr; Reagent/catalyst; Inert atmosphere;
tetraisobutyl stannane
3531-43-9

tetraisobutyl stannane

A

propane
74-98-6

propane

B

Isobutane
75-28-5

Isobutane

C

isobutene
115-11-7

isobutene

D

n-butane
106-97-8

n-butane

Conditions
ConditionsYield
With hydrogen byproducts: C5 hydrocarbons, paraffin; 20 h, 300-310°C, 100 atm;A 1.6%
B 85.7%
C 2.5%
D 3.1%
With H2 byproducts: C5 hydrocarbons, paraffin; 20 h, 300-310°C, 100 atm;A 1.6%
B 85.7%
C 2.5%
D 3.1%
{bis(triphenylphosphine)nitrogen}{HW(CO)5}
78709-76-9

{bis(triphenylphosphine)nitrogen}{HW(CO)5}

t-butyl bromide
507-19-7

t-butyl bromide

A

bromopentacarbonyl tungstate(0)(1-)
15131-04-1

bromopentacarbonyl tungstate(0)(1-)

B

Isobutane
75-28-5

Isobutane

Conditions
ConditionsYield
In tetrahydrofuran Kinetics; 26.0°C, 20-fold excess of alkyl halide; second-order rate const. is given; anal. of the reaction mixt. by gas chromy.;A n/a
B 81%
bis(η3-2-methylallyl)nickel

bis(η3-2-methylallyl)nickel

Isobutane
75-28-5

Isobutane

Conditions
ConditionsYield
With hydrogen79.5%
With H279.5%
With hydrogen79.5%
butan-1-ol
71-36-3

butan-1-ol

A

Isobutane
75-28-5

Isobutane

B

n-butane
106-97-8

n-butane

Conditions
ConditionsYield
With aluminium trichloride; polyethoxysilane (silicone GKZh-94) In nitromethane Product distribution;A 4%
B 78%
2,4,6-tri-t-butylphenyl-fluoro-(ethylamino)borane
152240-85-2

2,4,6-tri-t-butylphenyl-fluoro-(ethylamino)borane

A

2,4,6-tri-t-butylphenyl-(ethylimino)borane
152240-88-5

2,4,6-tri-t-butylphenyl-(ethylimino)borane

B

Isobutane
75-28-5

Isobutane

Conditions
ConditionsYield
With tert.-butyl lithium In hexane byproducts: LiF; dropping a soln. of t-butyl lithium in n-hexane to a soln. of 2,4,6-tri-t-butylphenyl-fluoro-(ethylamino)borane in n-hexane under N2 at -50°C and allowing to stand overnight; removal of the solvent under reduced pressure and subliming the iminoborane from the residue in an oil pump vacuum, elem. anal.;A 78%
B n/a
adamantylamino-2,4,6-tri-t-butylphenyl fluoroborane
152240-83-0

adamantylamino-2,4,6-tri-t-butylphenyl fluoroborane

A

(adamantylimino)-2,4,6-tri-t-butylphenyl-borane
152240-90-9

(adamantylimino)-2,4,6-tri-t-butylphenyl-borane

B

Isobutane
75-28-5

Isobutane

Conditions
ConditionsYield
With tert.-butyl lithium In hexane byproducts: LiF; dropping a soln. of t-butyl lithium in n-hexane to a soln. of adamantylamino-2,4,6-tri-t-butylphenyl-fluoroborane in n-hexane under N2 at -50°C, allowing to stand overnight and refluxing for 12 h; removal of the solvent under reduced pressure and subliming the iminoborane from the residue in an oil pump vacuum, elem. anal.;A 73%
B n/a
diethyl(2,2'-bipyridyl)nickel(II)
15218-76-5

diethyl(2,2'-bipyridyl)nickel(II)

tertiary butyl chloride
507-20-0

tertiary butyl chloride

A

dichloro(2,2'-bipyridine)nickel(II)
22775-90-2

dichloro(2,2'-bipyridine)nickel(II)

B

ethane
74-84-0

ethane

C

Isobutane
75-28-5

Isobutane

D

isobutene
115-11-7

isobutene

E

n-butane
106-97-8

n-butane

Conditions
ConditionsYield
In neat (no solvent) t-BuCl added by trap-to-trap distn. to NiEt2(bpy), stirred at room temp. for 3 d; evapd. in vac.; GLC anal.;A 70%
B 2%
C 4%
D 50%
E 64%
methylbutane
78-78-4

methylbutane

A

propane
74-98-6

propane

B

Isobutane
75-28-5

Isobutane

Conditions
ConditionsYield
With aluminum oxide; silica gel; boron trichloride at 59.85℃; Product distribution;A 1.8%
B 68.8%
2-Methylpentane
107-83-5

2-Methylpentane

A

2-Methylhexane
591-76-4

2-Methylhexane

B

methane
34557-54-5

methane

C

ethane
74-84-0

ethane

D

propane
74-98-6

propane

E

Isobutane
75-28-5

Isobutane

F

methylbutane
78-78-4

methylbutane

Conditions
ConditionsYield
With hydrogen; tungsten film at 223.9℃; Product distribution; various temperature;A 0.2%
B n/a
C n/a
D 1.5%
E 1.4%
F 65.8%
(η5-pentamethylcyclopentadienyl)2(zirconium)(H)(iosbutyl)2
67108-86-5

(η5-pentamethylcyclopentadienyl)2(zirconium)(H)(iosbutyl)2

A

Cp'2Zr(H)Ph
112532-20-4

Cp'2Zr(H)Ph

B

Isobutane
75-28-5

Isobutane

Conditions
ConditionsYield
With benzene In benzene Irradiation (UV/VIS); (C5Me5)2Zr(H)CH2CH(CH3) in benzene is degassed and photolyzed with a blacklight for 10 days (vac.).; Evapn., addn. of petroleum ether at -78°C, stirring for several hours, cold filtn. of yellow solid, washing (cold petroleum ether), recrystn. (-78°C, petroleum ether), elem. anal.;A 65.6%
B n/a
2-methyl-propan-1-ol
78-83-1

2-methyl-propan-1-ol

A

Isobutane
75-28-5

Isobutane

B

n-butane
106-97-8

n-butane

Conditions
ConditionsYield
With aluminium trichloride; polyethoxysilane (silicone GKZh-94) In nitromethane Product distribution;A 64%
B 26%
pentane
109-66-0

pentane

A

Isobutane
75-28-5

Isobutane

B

methylbutane
78-78-4

methylbutane

Conditions
ConditionsYield
With aluminum oxide; silica gel; boron trichloride at 59.85℃; Product distribution; Further Variations:; Reagents;A 8%
B 64%
Sulfate; tin(IV) oxide at 249.9℃; Product distribution; pulse reactor; catalyst activity studied, prep. of catalyst varied;A 7.5%
B 3%
aluminum oxide; boron trifluoride at 19.9℃; under 201.02 Torr; Rate constant; different catalytic systems, different BF3-pressure;
pentane
109-66-0

pentane

A

Isobutane
75-28-5

Isobutane

B

methylbutane
78-78-4

methylbutane

C

n-butane
106-97-8

n-butane

Conditions
ConditionsYield
phosphotungstic acid; Al2O3-F; platinum at 310℃; Product distribution; Further Variations:; Catalysts; Temperatures;A 0.6%
B 62.1%
C 0.6%
With tertiary butyl chloride; C9H20N(1+)*Al2Cl7(1-) at 95℃; under 13446.2 Torr; for 4.4h; Time; Reagent/catalyst; Inert atmosphere;A 30.79%
B 21.33%
C 8.72%
aluminum tri-bromide; copper dichloride at 28℃; for 2h; Yield given;
n-butane
106-97-8

n-butane

Isobutane
75-28-5

Isobutane

Conditions
ConditionsYield
With hydrogen at 380℃; under 2250.23 Torr; Temperature;62%
With hydrogen; Pt-η-Al2O3-Cl at 200℃; under 15001.2 - 22501.8 Torr; Product distribution; test chlorinated catalysts for the isomerization of C4-C6 alkanes; also other alkanes (n-pentane, hexane fraction and their mixtures);53.83%
With Ga(3+)-modified sulfated zirconia at 190℃; under 760.051 Torr; Reagent/catalyst; Flow reactor;30%
chloroform
67-66-3

chloroform

butyl magnesium bromide
693-04-9

butyl magnesium bromide

A

2,4-dimethylpentane
108-08-7

2,4-dimethylpentane

B

Isobutane
75-28-5

Isobutane

Conditions
ConditionsYield
With C31H37ClN3NiO2(1-)*Li(1+) In tetrahydrofuran at 25℃; for 0.333333h; Inert atmosphere; Overall yield = 96.3 %;A 62%
B 34.3%
propane
74-98-6

propane

A

ethane
74-84-0

ethane

B

Isobutane
75-28-5

Isobutane

C

n-butane
106-97-8

n-butane

D

pentane
109-66-0

pentane

Conditions
ConditionsYield
silica/alumina-supp. -O-W[(C-tBu)(-CH2-tBu)2] at 150℃; under 600 Torr; for 120h; Product distribution; Further Variations:; Catalysts;A 61.7%
B 3.4%
C 25.7%
D 5.5%
tert-butylaluminum sesquibromide

tert-butylaluminum sesquibromide

Isobutane
75-28-5

Isobutane

Conditions
ConditionsYield
With water61%
Rh(PPh3)2(μ-N,O-2-pyridone-[Al(iBu)2(NO3)])(CO)

Rh(PPh3)2(μ-N,O-2-pyridone-[Al(iBu)2(NO3)])(CO)

Isobutane
75-28-5

Isobutane

Conditions
ConditionsYield
With hydrogen In benzene-d6 at 24.84℃; under 760.051 Torr; Kinetics; Mechanism; Pressure;60%
1-butylene
106-98-9

1-butylene

carbon monoxide
201230-82-2

carbon monoxide

A

methane
34557-54-5

methane

B

propane
74-98-6

propane

C

Isobutane
75-28-5

Isobutane

D

n-butane
106-97-8

n-butane

Conditions
ConditionsYield
With hydrogen; dodecacarbonyltetrairidium In various solvent(s) at 175℃; under 760 Torr; Further byproducts given;A 0.5%
B 16%
C 59%
D 11%
propene
187737-37-7

propene

carbon monoxide
201230-82-2

carbon monoxide

A

methane
34557-54-5

methane

B

propane
74-98-6

propane

C

Isobutane
75-28-5

Isobutane

D

n-butane
106-97-8

n-butane

Conditions
ConditionsYield
With hydrogen; dodecacarbonyltetrairidium In various solvent(s) at 175℃; under 760 Torr; Further byproducts given;A 1%
B 17%
C 56%
D 11%
n-heptane
142-82-5

n-heptane

A

2-Methylhexane
591-76-4

2-Methylhexane

B

3-methyl-hexane
589-34-4

3-methyl-hexane

C

Isobutane
75-28-5

Isobutane

D

methylbutane
78-78-4

methylbutane

Conditions
ConditionsYield
With aluminum oxide; silica gel; boron trichloride at 59.85℃; Product distribution;A n/a
B n/a
C 13%
D 55%
2,4,6-tri-t-butylphenyl-fluoro-(phenylamino)borane
152240-86-3

2,4,6-tri-t-butylphenyl-fluoro-(phenylamino)borane

A

2,4,6-tri-t-butylphenyl-(phenylimino)borane
152240-89-6

2,4,6-tri-t-butylphenyl-(phenylimino)borane

B

Isobutane
75-28-5

Isobutane

Conditions
ConditionsYield
With tert.-butyl lithium In hexane byproducts: LiF; dropping a soln. of t-butyl lithium in n-hexane to a soln. of 2,4,6-tri-t-butylphenyl-fluoro-(phenylamino)borane in n-hexane under N2 at -20°C and allowing to stand overnight; removal of the solvent under reduced pressure and subliming the iminoborane from the residue in an oil pump vacuum, elem. anal.;A 54%
B n/a
Isobutane
75-28-5

Isobutane

A

acetone
67-64-1

acetone

B

tert-butyl alcohol
75-65-0

tert-butyl alcohol

Conditions
ConditionsYield
With N-hydroxyphthalimide; air; cobalt acetylacetonate In benzonitrile at 100℃; under 7600 Torr; for 8h; Oxidation;A 13%
B 84%
With oxygen; azido(tetraphenylporphyrinato) complex of Cr(III) In benzene at 80℃; under 5171.5 Torr; for 6h;A 0.8 mmol
B 6.3 mmol
3-bromo-9H-carbazole
1592-95-6

3-bromo-9H-carbazole

Isobutane
75-28-5

Isobutane

C15H16BNO2

C15H16BNO2

Conditions
ConditionsYield
With copper(l) iodide; caesium carbonate; ethylenediamine In toluene Reflux;83%
Isobutane
75-28-5

Isobutane

A

acetone
67-64-1

acetone

B

isobutene
115-11-7

isobutene

Conditions
ConditionsYield
With oxygen Rate constant; Product distribution; var. oxygen pressure; time dependence;A 20%
B 80%
Isobutane
75-28-5

Isobutane

methyl-d3-propane-1,1,1,3,3,3-d6
13275-39-3

methyl-d3-propane-1,1,1,3,3,3-d6

Conditions
ConditionsYield
With DUSY zeolite at 200℃; Substitution;80%
perfluoropropylene
116-15-4

perfluoropropylene

Isobutane
75-28-5

Isobutane

A

4,4-Dimethyl-1,1,1,2,3,3-hexafluoropentane
53005-29-1

4,4-Dimethyl-1,1,1,2,3,3-hexafluoropentane

B

1,1,1,2,3,3-Hexafluoro-5-methylhexane

1,1,1,2,3,3-Hexafluoro-5-methylhexane

Conditions
ConditionsYield
With di-tert-butyl peroxide at 140℃; for 24h; Product distribution; Further Variations:; Reagents; Temperatures; time; irradiation; Addition;A 80%
B 3%
Isobutane
75-28-5

Isobutane

tertiary butyl chloride
507-20-0

tertiary butyl chloride

Conditions
ConditionsYield
With dichloromethane; antimony pentafluoride 1.) -78 deg C, 2 h, 2.) RT, 24 h;76%
at -15℃; Photochlorierung;
at 54℃; bei der photochemischen Chlorierung;
at 450 - 500℃; bei der thermischen Chlorierung;
Isobutane
75-28-5

Isobutane

diethyl 2-(ethoxycarbonylmethylene)malonate
13049-86-0

diethyl 2-(ethoxycarbonylmethylene)malonate

C15H26O6

C15H26O6

Conditions
ConditionsYield
With tetrakis(tetrabutylammonium)decatungstate(VI) In water; acetonitrile at 20℃; under 7500.75 Torr; for 4h; UV-irradiation; Flow reactor;76%
Isobutane
75-28-5

Isobutane

t-butyl bromide
507-19-7

t-butyl bromide

Conditions
ConditionsYield
With antimony pentafluoride; 1,2-dibromomethane 1.) -78 deg C, 2 h, 2.) RT, 24 h;75%
With bromine
With bromine
With bromine
Isobutane
75-28-5

Isobutane

ammonia
7664-41-7

ammonia

hydrogen cyanide
74-90-8

hydrogen cyanide

Conditions
ConditionsYield
oxyhydrogen flame; ratio of i-C4H10/NH3 = 1.07;71.8%
Isobutane
75-28-5

Isobutane

3-methylenebicyclo[2.2.1]heptan-2-one
5597-27-3

3-methylenebicyclo[2.2.1]heptan-2-one

C12H20O

C12H20O

Conditions
ConditionsYield
With tetrakis(tetrabutylammonium)decatungstate(VI) In water; acetonitrile at 20℃; under 7500.75 Torr; for 4h; UV-irradiation; Flow reactor;71%
Isobutane
75-28-5

Isobutane

Acetyl bromide; compound with GENERIC INORGANIC NEUTRAL COMPONENT

Acetyl bromide; compound with GENERIC INORGANIC NEUTRAL COMPONENT

benzene
71-43-2

benzene

A

4'-t-butylacetophenone
943-27-1

4'-t-butylacetophenone

B

acetophenone
98-86-2

acetophenone

Conditions
ConditionsYield
In dichloromethane Product distribution; 1.) -30 deg C, 2.) 17-19 deg C; other alkanes and cycloalkanes and aprotic superacids, also bromobenzene, var. temp. and time;A 68%
B 35%
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