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CAS No.: | 56-24-6 | |
---|---|---|
Name: | TRIMETHYLTIN HYDROXIDE | |
Article Data: | 50 | |
Molecular Structure: | ||
Formula: | C3H10 O Sn | |
Molecular Weight: | 180.822 | |
Synonyms: | Tin,hydroxytrimethyl- (7CI); Trimethyltin hydroxide (6CI);Hydroxytrimethylstannane; Hydroxytrimethyltin; Trimethylhydroxytin;Trimethylstannanol; Trimethylstannyl hydroxide | |
Density: | g/cm3 | |
Melting Point: | 118°C | |
Boiling Point: | 80°C | |
Flash Point: | °C | |
Solubility: | Soluble in water. | |
Hazard Symbols: | A poison. TWA 0.1 mg(Sn)/m3; STEL 0.2 mg(Sn)/m3 (skin). | |
Risk Codes: | T+:Very toxic; "> T+:Very toxic; |
|
Safety: | Poison by subcutaneous route. When heated to decomposition it emits acrid smoke and irritating fumes. See also TIN COMPOUNDS. | |
Analytical Methods: | For occupational chemical analysis use NIOSH: Organotin Compounds 5504. |
|
PSA: | 20.23000 | |
LogP: | 0.81360 |
(CH3)3SnCH2C6H4-m-Cl
trimethyltin(IV) hydroxide
Conditions | Yield |
---|---|
With sodium hydroxide In ethanol; water byproducts: m-chlorotoluene; refluxing for 52 h;; | 85% |
With NaOH In ethanol; water byproducts: m-chlorotoluene; refluxing for 52 h;; | 85% |
In methanol; deuteromethanol byproducts: m-chlorotoluene; alkaline decompn. at 50°C;; | |
In methanol; deuteromethanol byproducts: m-chlorotoluene; alkaline decompn. at 50°C;; |
bis(trimethyltin)oxide
acetylene
A
trimethylstannylacetylene
B
trimethyltin(IV) hydroxide
Conditions | Yield |
---|---|
at 8-12 atm in a sealed tube;; | A 65.5% B n/a |
2,6-dichloro-1,4-benzoquinone
hexamethyldistannane
A
C6Cl2H2(OSn(CH3)3)2
B
trimethyltin(IV) hydroxide
Conditions | Yield |
---|---|
In benzene keeping at room temp. (N2) for 4 d; various yields in various conditions; evapn.; elem. anal.; | A 63% B n/a |
tris(trimethylstannyl)stibine
A
bis(trimethyltin)oxide
B
tetrakis(trimethylstannyl)distibane
C
trimethyltin(IV) hydroxide
Conditions | Yield |
---|---|
With oxygen In neat (no solvent) stibane left in air for 3 d; suspending in Ar-satd. acetone, decanting, recrystn. of red residue from toluene (2nd and 3rd product isolated from acetone suspn.); elem. anal.; | A n/a B 47% C n/a |
trimethyl(trimethylstannyl)silane
A
Hexamethyldisiloxane
B
hexamethyldistannane
C
trimethylstannane
D
trimethyltin(IV) hydroxide
Conditions | Yield |
---|---|
With bromobenzene; calcium In water for 1h; Ambient temperature; Further byproducts given; | A 36% B 8% C 42% D 10% |
trimethyl(trimethylstannyl)silane
A
Hexamethyldisiloxane
B
trimethyl(phenyl)stannane
C
hexamethyldistannane
D
trimethylstannane
E
trimethyltin(IV) hydroxide
Conditions | Yield |
---|---|
With bromobenzene; water; calcium In gas Ca vaporized at 900°C in vac. (ca. 5E-3 Torr), Me3SiSnMe3 introduced as vapor, mixed vapor condensed on cold (77 K) walls, warmed to room temp., excess of C6H5Br admitted as vapor, left to stand for 1 h, hydrolyzed with water; org. layer extd. with ether, products identified by GC-MASS, GLC; | A 36% B 2% C 8% D 42% E 10% |
trimethyltin bromide
A
tin
B
tetramethylstannane
C
trimethyltin(IV) hydroxide
Conditions | Yield |
---|---|
With zinc In water | |
With Zn In water |
Conditions | Yield |
---|---|
With F(1-) or Cl(1-) or CN(1-) In water byproducts: C6F5H; | |
With F(1-) or Cl(1-) or CN(1-) In ethanol; water byproducts: C6F5H; | |
With NaF or NaOH In water byproducts: C6HF5; |
2-(trimethylstannyl)-1-methylimidazole
A
1-methyl-1H-imidazole
B
trimethyltin(IV) hydroxide
Conditions | Yield |
---|---|
With water |
((methyl)3tin)2C(CON(methyl)2)2
trimethyltin(IV) hydroxide
Conditions | Yield |
---|---|
With water byproducts: N,N,N',N'-tetramethylmalondiamide; hydrolysis; |
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IUPAC Name: Trimethyl tin hydrate (56-24-6)
Synonyms: Trimethyltin hydrate ; Hydroxytrimethyl-stannan ; Hydroxytrimethylstannane ; Hydroxytrimethyl-ti ; Hydroxytrimethyltin ; Trimethylhydroxytin ; Trimethylstannanol
CAS: 56-24-6
Molecular Formula of Trimethyl tin hydrate (56-24-6): C3H10OSn
Molecular Weight of Trimethyl tin hydrate (56-24-6) :180.82
Molecular Structure of Trimethyl tin hydrate (56-24-6) :
Mol File: 56-24-6.mol
Flash Point: 25.8 °C
Enthalpy of Vaporization: 41.64 kJ/mol
Boiling Point: 119.1 °C at 760 mmHg
Melting point: 118°C
Vapour Pressure: 7.91 mmHg at 25°C
1. | scu-mus LDLo:1800 µg/kg | JPETAB Journal of Pharmacology and Experimental Therapeutics. 28 (1926),367. |
Risk Statements 20/21/22
20/21/22: Trimethyl tin hydrate (56-24-6) is harmful by inhalation, in contact with skin and if swallowed
Safety Statements 22-36/37/39-45
22: Do not breathe dust
45: In case of accident or if you feel unwell, seek medical advice immediately (show label where possible)
36/37/39: Wear suitable protective clothing, gloves and eye/face protection
RIDADR 3146
HazardClass 6.1
PackingGroup III
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
For occupational chemical analysis use NIOSH: Organotin Compounds 5504.