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| CAS No.: | 688-73-3 |
|---|---|
| Name: | Tributyltin |
| Molecular Structure: | |
|
|
|
| Formula: | C12H28Sn |
| Molecular Weight: | 291.064 |
| Synonyms: | Tributyltinhydride (6CI);Hydridotris(butyl)tin;Tri-n-butylstannane;Tri-n-butyltinhydride;Tributylstannane;Tributylstannic hydride;Tributylstannyl hydride;Tributyltin; |
| EINECS: | 211-704-4 |
| Density: | 1.082 g/mL at 25 °C(lit.) |
| Melting Point: | <0 °C |
| Boiling Point: | 281.5 °C at 760 mmHg |
| Flash Point: | 124 °C |
| Solubility: | reacts with water |
| Appearance: | clear colourless liquid |
| Hazard Symbols: |
 T, N, F
|
| Risk Codes: | 10-21-25-36/38-48/23/25-50/53-15-67-65-11 |
| Safety: | 35-36/37/39-45-60-61-62-36/37-33-26-16 |
| Transport Information: | UN 1993 3/PG 3 |
| PSA: | 0.00000 |
| LogP: | 4.61380 |
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| Conditions | Yield |
|---|---|
| In pentane -78°C; 3 h; | 100% |
| In not given | 99.8% |
| In not given | 99.8% |
| Conditions | Yield |
|---|---|
| In 1,2-dimethoxyethane formation at room temperature;; | 96% |
| In 1,2-dimethoxyethane formation at room temperature;; | 96% |
| Conditions | Yield |
|---|---|
| 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% |
| Conditions | Yield |
|---|---|
| 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% |
| Conditions | Yield |
|---|---|
| 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% |
| Conditions | Yield |
|---|---|
| With (SiH(CH3)O)(n) exothermic react.; | 95% |
| Conditions | Yield |
|---|---|
| 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 | Yield |
|---|---|
| 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 | Yield |
|---|---|
| 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 | Yield |
|---|---|
| 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 |
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- Total:27 Page 1 of 1 1
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Chemistry
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
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. |
Consensus Reports
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.
Standards and Recommendations
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
Analytical Methods
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.