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Cas Database

Name	2-Bromopropane	EINECS	200-855-1
CAS No.	75-26-3	Density	1.342 g/cm³
PSA	0.00000	LogP	1.78970
Solubility	0.3 g/100 mL in water	Melting Point	-89 °C
Formula	C₃H₇Br	Boiling Point	60.6 °C at 760 mmHg
Molecular Weight	122.993	Flash Point	19.4 °C
Transport Information	UN 2344 3/PG 2	Appearance	Colorless transparent liquid
Safety	53-16-45	Risk Codes	60-11-48/20-66
Molecular Structure		Hazard Symbols	F,T
Synonyms	Isopropyl bromide;Propane, 2-bromo-;	Article Data	132

2-Bromopropane Synthetic route

: 187737-37-7
propene

A: 106-94-5
propyl bromide

B: 75-26-3
isopropyl bromide

Conditions

Conditions	Yield
With hydrogen bromide; oxygen at 20 - 23℃; under 1551.49 - 1603.2 Torr; for 4.5h;	A 97.8% B 1.57%

: 74-98-6
propane

: 75-26-3
isopropyl bromide

Conditions

Conditions	Yield
With 2AlBr3*CBr4; bromine at -20℃; for 3h;	96%
With antimony pentafluoride; 1,2-dibromomethane 1.) -78 deg C, 2 h, 2.) RT, 24 h;	64%
With 2AlBr3*CBr4; bromine In various solvent(s) at -20℃; for 3h;	48 % Turnov.

: 67-63-0
isopropyl alcohol

: 75-26-3
isopropyl bromide

Conditions

Conditions	Yield
With carbon tetrabromide; sodium bromide In N,N-dimethyl-formamide for 3h; Catalytic behavior; Irradiation;	93%
With tetralin; bromine ueber mehrere Stufen;
With sulfuric acid; potassium bromide

: 116-17-6
triisopropyl phosphite

: 99-90-1
para-bromoacetophenone

A: 106052-23-7
diisopropyl [4-(acetyl)phenyl]phosphonate

B: 75-26-3
isopropyl bromide

Conditions

Conditions	Yield
With nickel dichloride at 180 - 190℃; for 0.0833333h;	A 91% B n/a

: 108-20-3
di-isopropyl ether

: 201230-82-2
carbon monoxide

: 104-81-4
4-Methylbenzyl bromide

A: 64450-64-2
isopropyl 2-p-tolylacetate

B: 75-26-3
isopropyl bromide

Conditions

Conditions	Yield
1,5-hexadienerhodium(I)-chloride dimer; potassium iodide at 75 - 90℃; under 735.5 Torr; overnight or in n-heptane;	A 78% B n/a

: 116670-01-0
{(η5-C5Me5)Os(CO)(PMe2Ph)i-Pr}

: 7726-95-6
bromine

A: 107087-80-9
{(η5-C5Me5)Os(CO)(PMe2Ph)Br}

B: 187737-37-7
propene

C: 75-26-3
isopropyl bromide

Conditions

Conditions	Yield
In dichloromethane-d2 (N2); electrophilic cleavage reaction by addn. of bromine to a soln. of Cp*Os(CO)(PMe2Ph)i-Pr in CD2Cl2;; not isolated, detected by NMR;;	A 77% B 9% C 50%

: 116669-98-8
{(η5-C5Me5)Os(CO)2i-Pr}

: mercury dibromide

A: 81554-89-4
{(η5-C5Me5)Os(CO)2Br}

B: 18819-83-5
isopropylmercury (1+); bromide

C: 75-26-3
isopropyl bromide

Conditions

Conditions	Yield
In dichloromethane-d2 (N2); electrophilic cleavage reaction by addn. of HgBr2 to a soln. of Cp*Os(CO)2i-Pr in CD2Cl2;; not isolated, detected by NMR;;	A 77% B 61% C 11%

: 116-17-6
triisopropyl phosphite

: 2142-63-4
1-(3-Bromophenyl)ethanone

A: 127099-70-1
(3-Acetyl-phenyl)-phosphonic acid diisopropyl ester

B: 75-26-3
isopropyl bromide

Conditions

Conditions	Yield
With nickel dichloride at 180 - 190℃; for 0.0833333h;	A 76% B n/a

: 116669-98-8
{(η5-C5Me5)Os(CO)2i-Pr}

: 7726-95-6
bromine

A: 81554-89-4
{(η5-C5Me5)Os(CO)2Br}

B: 187737-37-7
propene

C: 75-26-3
isopropyl bromide

Conditions

Conditions	Yield
In dichloromethane-d2 (N2); electrophilic cleavage reaction by addn. of bromine to a soln. of Cp*Os(CO)2i-Pr in CD2Cl2;; not isolated, detected by NMR;;	A 75% B 6% C 39%

: 76313-88-7
2-isopropyl-2-boraadamantane

A: 76313-91-2
2-bromo-2-boraadamantane

B: 3α-bromo-7α-[(2-propyl)bromoboryl]bicyclo[3.3.1]nonane

C: 4-ethoxy-5,5-dimethyl-4-borahomoadamantane

D: 10035-10-6, 12258-64-9
hydrogen bromide

E: 75-26-3
isopropyl bromide

Conditions

Conditions	Yield
With ethanol; bromine In dichloromethane Irradiation (UV/VIS); under Ar, to soln. of educt in CH2Cl2 added soln. of Br2 in CH2Cl2 in portions during 1 h at -10°C under pressure of 170-200 mmHg with irrdn. with 200 W bulb, stirred for 30 min at -10°C, heated under vac. to 17°C; concd. in vac., cooled to -70°C, ethanol added, evapd. in vac. without heating; GLC anal. of products after oxidative hydrolysis;	A n/a B n/a C n/a D 73% E 4%
With ethanol; bromine In dichloromethane under Ar in the dark, to soln. of educt in CH2Cl2 added soln. of Br2 inCH2Cl2 in portions during 5.5 h at -10°C under pressure of 170-200 mmHg, stirred for 30 min at -10°C, heated under vac. to 17°C; concd. in vac., cooled to -70°C, ethanol added, evapd. in vac. without heating; GLC anal. of products after oxidative hydrolysis;	A n/a B n/a C n/a D 14% E 65%
With ethanol; bromine In dichloromethane under Ar, to soln. of educt in CH2Cl2 added soln. of Br2 in CH2Cl2 in portions during 2.5 h at -10°C under pressure of 170-200 mmHg, stirred for 30 min at -10°C, heated under vac. to 17°C; concd. in vac., cooled to -70°C, ethanol added, evapd. in vac. without heating; GLC anal. of products after oxidative hydrolysis;	A n/a B n/a C n/a D 23% E 38%

...Expand

2-Bromopropane Consensus Reports

Reported in EPA TSCA Inventory.

2-Bromopropane Standards and Recommendations

DOT Classification: 3; Label: Flammable Liquid

2-Bromopropane Analytical Methods

2-Bromopropane (CAS NO.75-26-3) is may be prepared in the ordinary manner of alkyl bromides, by reacting isopropanol with phosphorus and bromine, or with phosphorus tribromide.

2-Bromopropane Specification

1. Introduction of 2-Bromopropane
2-Bromopropane, its cas register number is 75-26-3. It also can be called Isopropyl bromide; Propane, 2-bromo-; 2-Isothiocyanatopropane. It is a colourless liquid.
2-Bromopropane is a colorless liquid. It is used for introducing the isopropyl functional group in organic synthesis.

2. Properties of 2-Bromopropane
XLogP3-AA: 1.8
EINECS: 200-855-1
Melting Point: -89 °C
Surface Tension: 23.1 dyne/cm
Density: 1.342 g/cm³
Flash Point: 19.4 °C
Enthalpy of Vaporization: 28.33 kJ/mol
Boiling Point: 60.6 °C at 760 mmHg
Vapour Pressure: 205 mmHg at 25°C
Refractive index: n20/D 1.425(lit.)
Storage temp.: Flammables area
Water Solubility: 0.3 g/100 mL
Stability: Stable. Flammable. Incompatible with strong oxidizing agents.
Product Categories: Organics

3. Toxicity of 2-Bromopropane

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
mammal (species unspecified)	LC50	inhalation	36gm/m³ (36000mg/^m3)		Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 18(4), Pg. 55, 1974.
mouse	LC50	inhalation	31171ppm/4H (31171ppm)	BEHAVIORAL: AGGRESSION	Industrial Health. Vol. 34, Pg. 403, 1996.
mouse	LD50	intraperitoneal	4837mg/kg (4837mg/kg)		Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 20(12), Pg. 52, 1976.

4. Safety Information of 2-Bromopropane
Moderately toxic by intraperitoneal route. A very flammable liquid and dangerous fire hazard. When heated to decomposition it emits toxic fumes of Br⁻. See also BROMIDES.
Hazard Codes:

T
The Risk Statements information of 2-Bromopropane:
11: Highly Flammable
60: May impair fertility
66: Repeated exposure may cause skin dryness or cracking
48/20: Harmful: danger of serious damage to health by prolonged exposure through inhalation
The Safety Statements information:
16: Keep away from sources of ignition - No smoking
45: In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)
53: Avoid exposure - obtain special instruction before use
RIDADR: UN 2344 3/PG 2
WGK Germany: 1
RTECS: TX4111000
HazardClass: 3
PackingGroup: II
HS Code: 29033036

5. Use of 2-Bromopropane
2-Bromopropane can be used in the synthesis of pharmaceuticals, dyes and other organics.

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