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Tributyltin
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Name

Tributyltin

 EINECS 211-704-4
CAS No. 688-73-3 Density 1.082 g/mL at 25 °C(lit.)
PSA 0.00000 LogP 4.61380
Solubility reacts with water Melting Point <0 °C
Formula C12H28Sn Boiling Point 281.5 °C at 760 mmHg
Molecular Weight 291.064 Flash Point 124 °C
Transport Information UN 1993 3/PG 3 Appearance clear colourless liquid
Safety 35-36/37/39-45-60-61-62-36/37-33-26-16 Risk Codes 10-21-25-36/38-48/23/25-50/53-15-67-65-11
Molecular Structure Molecular Structure of 688-73-3 (Tributyltin) Hazard Symbols ToxicT,DangerousN,FlammableF
Synonyms

Tributyltinhydride (6CI);Hydridotris(butyl)tin;Tri-n-butylstannane;Tri-n-butyltinhydride;Tributylstannane;Tributylstannic hydride;Tributylstannyl hydride;Tributyltin;

Article Data 90

Tributyltin Synthetic route

1067-52-3

tributyltin methoxide

19287-45-7

diborane

688-73-3

tri-n-butyl-tin hydride

Conditions
ConditionsYield
In pentane -78°C; 3 h;100%
In not given99.8%
In not given99.8%
16940-66-2

sodium tetrahydroborate

1461-22-9

tributyltin chloride

688-73-3

tri-n-butyl-tin hydride

Conditions
ConditionsYield
In 1,2-dimethoxyethane formation at room temperature;;96%
In 1,2-dimethoxyethane formation at room temperature;;96%

dichlorobis(acetylacetonato-O,O')titanium(IV)

4226-01-1

tri-n-butyltin lithium

A

titanium(III) tris-acetylacetonate

B

Ti(CH3COCHCOCH3)2(Sn(CH3(CH2)3)3)2

C

688-73-3

tri-n-butyl-tin hydride

D

813-19-4

bis(tri-n-butyltin)

Conditions
ConditionsYield
In tetrahydrofuran byproducts: LiCl, Ti(Sn(C4H9)3)1.7; addn. of Bu3SnLi to Ti-compound in soln. (-78°C), stirred, mixt. brought to 20°C, soln. became blue; evapn. in vac., residue washed with pentane, sublimation (10**-3 Torr, 90°C); elem. anal., chromy.;A 90%
B 0%
C 30%
D 96%
...Expand
1461-22-9

tributyltin chloride

688-73-3

tri-n-butyl-tin hydride

Conditions
ConditionsYield
95%
With aluminium amalgame In not given formation on reaction for 6 h at 10°C;;60%
With aluminium amalgame In not given formation on reaction for 6 h at 10°C;;60%
13283-31-3

borane

972-09-8

1-(tributylstannyl)naphthalene

688-73-3

tri-n-butyl-tin hydride

Conditions
ConditionsYield
In tetrahydrofuran byproducts: 1-naphthylboronic acid; to srirred soln. of Sn-compound in THF was added soln. of BH3 in THF under N2, mixt. was left at room temp. for 1 h, refluxed for 3 h, cooled, Et2O and water was added; dried with MgSO4, solvent was removed under vac., column chromy. on silica gel with hexane and hexane-Et2O, recrystd. from water;95%
In tetrahydrofuran byproducts: 1-naphthylboronic acid; to srirred soln. of Sn-compound in THF was added soln. of BH3 in THF under N2, mixt. was left at room temp. for 1 h, refluxed for 1 h, cooled, Et2O and water was added; dried with MgSO4, solvent was removed under vac., column chromy. on silica gel with hexane and hexane-Et2O, recrystd. from water;72%
3882-70-0

tributyltin butoxide

56-35-9

bis(tri-n-butyltin)oxide

688-73-3

tri-n-butyl-tin hydride

Conditions
ConditionsYield
With (SiH(CH3)O)(n) exothermic react.;95%
1066-87-1

(N,N-diethylamino)tributyltin

19287-45-7

diborane

688-73-3

tri-n-butyl-tin hydride

Conditions
ConditionsYield
In pentane formation at -78°C;;94.4%
In pentane formation at -78°C;;94.4%
1631-82-9

chloro(methyl)phenylsilane

682-00-8

tributyltin ethoxide

A

775-56-4

diethoxy-methyl-phenyl-silane

B

1461-22-9

tributyltin chloride

C

688-73-3

tri-n-butyl-tin hydride

Conditions
ConditionsYield
2:1; room temp.;A 94%
B n/a
C n/a
2:1; room temp.;A 94%
B n/a
C n/a
1067-52-3

tributyltin methoxide

1025-08-7, 1025-09-8, 7427-12-5, 17037-10-4

(+)-methyl-(α-naphthyl)-phenylsilane

A

3553-88-6, 16544-83-5, 16952-14-0, 18544-02-0

methoxy(methyl)(1-naphthyl)phenylsilane

B

688-73-3

tri-n-butyl-tin hydride

Conditions
ConditionsYield
In toluene Kinetics; 100°C; 12 h;;A 92%
B n/a
In toluene Kinetics; 100°C; 12 h;;A 92%
B n/a
682-00-8

tributyltin ethoxide

1025-08-7, 1025-09-8, 7427-12-5, 17037-10-4

(+)-methyl-(α-naphthyl)-phenylsilane

A

143731-59-3

CH3(C6H5)(1-C10H7)SiOC2H5

B

688-73-3

tri-n-butyl-tin hydride

Conditions
ConditionsYield
100°C; 12 h;A 92%
B n/a
100°C; 12 h;A 92%
B n/a
100°C; 12 h;A 92%
B n/a

Tributyltin Chemical Properties

IUPAC Name:tributyltin
Molecular Formula:C12H27Sn
Molecular Weight:290.052780 g/mol
Appearance:colorless clear liquid
Melting Point:<0°C
Boiling Point:80 °C at 0.4 mm Hg(lit.)
Flash Point:104 °F
density:1.082 g/mL at 25 °C(lit.)
refractive index:n20/D 1.473(lit.)
Sensitive:Air & Moisture
BRN:3587329
EINECS:211-704-4
Synonyms of TRI-n-BUTYLSTANNANE HYDRIDE(688-73-3):
Stannane, tributyl-;Stannane, tri-n-butyl-, hydride;Tin, tri-n-butyl-, hydride;tributyl-stannan;Tributylstannic hydride;tributylstannichydride;tri-n-butylstannanehydride;tri-n-butyl-stannanhydride
Categories of TRI-n-BUTYLSTANNANE HYDRIDE(688-73-3):
Organometallics;Alkyl Metals;Classes of Metal Compounds;Grignard Reagents & Alkyl Metals;Reduction;Sn (Tin) Compounds;Synthetic Organic Chemistry;Typical Metal Compounds;OrganotinsSynthetic Reagents;Tin Hydrides;Organometallic Reagents;Organotin;Metal HydridesChemical Synthesis;New Products for Chemical Synthesis;Synthetic Reagents

Tributyltin Toxicity Data With Reference

1.    

ihl-mus LCLo:1460 mg/m3

     NDRC**    National Defense Research Committee, Office of Scientific Research and Development, Progress Report NDCrc-132,Feb ,1942.

Tributyltin Consensus Reports

Reported in EPA TSCA Inventory.

Tributyltin Safety Profile

Safety Information of TRI-n-BUTYLSTANNANE HYDRIDE(688-73-3):
Hazard Codes:T ,N ,F
Risk Statements:10-21-25-36/38-48/23/25-50/53-15-67-65-11
Safety Statements:35-36/37/39-45-60-61-62-36/37-33-26-16
RIDADR:UN 1993 3/PG 3
WGK Germany:3
RTECS:WH8675000
F:1-10
TSCA:Yes
HazardClass:6.1
PackingGroup:II
HS Code:29310095
Moderately toxic by inhalation. When heated to decomposition it emits acrid smoke and irritating fumes. See also TIN COMPOUNDS.

Tributyltin Standards and Recommendations

OSHA PEL: TWA 0.1 mg(Sn)/m3 (skin)
ACGIH TLV: TWA 0.1 mg(Sn)/m3; STEL 0.2 mg(Sn)/m3 (skin).
NIOSH REL: (Organotin Compounds) TWA 0.1 mg(Sn)/m3

Tributyltin Analytical Methods

For occupational chemical analysis use NIOSH: Organotin Compounds 5504.

Tributyltin Specification

First Aid Measures of TRI-n-BUTYLSTANNANE HYDRIDE(688-73-3):
Eyes:Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.
Skin:Get medical aid immediately. Immediately flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
Ingestion:Do not induce vomiting. Get medical aid immediately. Wash mouth out with water.
Inhalation:Get medical aid immediately. Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.

Storage of TRI-n-BUTYLSTANNANE HYDRIDE(688-73-3):
Keep away from sources of ignition. Store in a tightly closed container. Keep under a nitrogen blanket. Water free area-refrigerator.

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