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| CAS No.: | 4253-22-9 | |||
|---|---|---|---|---|
| Name: | DI-N-BUTYLTIN SULFIDE | |||
| Molecular Structure: | ||||
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| Formula: | C8H18 S Sn | |||
| Molecular Weight: | 265.007 | |||
| Synonyms: | Dibutyltinsulfide (6CI); Tin, dibutylthioxo- (7CI); BTS 71; BTS 80; BTS 80 (tincompound); Dibutyltin mercaptide; NSC 92620; Stann 825; Stann BK 1100L; TN2000SK; Tin dibutyl mercaptide | |||
| EINECS: | 224-220-3 | |||
| Density: | g/cm3 | |||
| Melting Point: | 90-98°C | |||
| Boiling Point: | >300oC | |||
| Flash Point: | °C | |||
| Solubility: | yellowish oily liquid | |||
| Hazard Symbols: | UN NO. | |||
| Risk Codes: | 20/21/22-25 | |||
| Safety: | Poison by ingestion. Mutation data reported. See also TIN COMPOUNDS and SULFIDES. When heated to decomposition it emits toxic fumes of SOx. | |||
Analytical Methods: | For occupational chemical analysis use NIOSH: Organotin Compounds, 5504. |
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| Transport Information: | HAZARD | |||
| PSA: | 32.09000 | |||
| LogP: | 3.77560 | |||
- 483366-12-7(2S,4R)-1-Boc-2-cyano-4-hydroxypyrrolidine
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- 852475-26-4MC1568
- 43224-75-52,2,6,6-Tetramethyl-4-(2-propyleneoxy) Piperidine
- 5271-63-6
(4R,5R)-2,2-di-n-butyl-4,5-dimethyl-1,3,2-dioxastannolane
- 103-72-0
phenyl isothiocyanate
A
- 132783-14-3
cis-4,5-dimethyl-N-phenyl-1,3-dioxolan-2-imine
B
- 4253-22-9
di-n-butyltinmercaptid
| Conditions | Yield |
|---|---|
| In 1,2-dichloro-ethane addn.of PhNCS to a soln. of the Sn-compound under N2; stirred at 40°C for 2 h; solvent was removed in vac.; column chromy. (silica gel; eluent: C6H6); vac. distn. (120°C/0.1 Torr); | A 100% B n/a |
| With triethylamine In 1,2-dichloro-ethane addn.of PhNCS to a soln. of the Sn-compound and Et3N under N2; stirred at 40°C for 0.5 h; solvent was removed in vac.; yield after column chromy. (silica gel; eluent: C6H6): 93%; vac. distn. (120°C/0.1 Torr); | A 100% B n/a |
- 88341-32-6
(4R,5R)-2,2-dibutyl-4,5-dimethyl-1,3,2-dioxastannolane
- 5271-63-6
(4R,5R)-2,2-di-n-butyl-4,5-dimethyl-1,3,2-dioxastannolane
- 556-61-6
methyl thioisocyanate
A
- 134110-59-1
cis-4,5-dimethyl-N-methyl-1,3-dioxolan-2-imine
B
- 134110-60-4
trans-4,5-dimethyl-N-methyl-1,3-dioxolan-2-imine
C
- 4253-22-9
di-n-butyltinmercaptid
| Conditions | Yield |
|---|---|
| In 1,2-dichloro-ethane addn.of PhNCS to a soln. of the Sn-compound under N2; stirred at 40°C for 1.0 h; solvent was removed in vac.; column chromy. (silica gel; eluent: C6H6); vac. distn.; elem. anal.; NMR; IR; mass spectra; | A 100% B 12% C n/a |
- 88341-32-6
(4R,5R)-2,2-dibutyl-4,5-dimethyl-1,3,2-dioxastannolane
- 5271-63-6
(4R,5R)-2,2-di-n-butyl-4,5-dimethyl-1,3,2-dioxastannolane
- 592-82-5
butyl isothiocyanate
A
- 132783-18-7
cis-4,5-dimethyl-N-butyl-1,3-dioxolan-2-imine
B
- 134110-61-5
trans-4,5-dimethyl-N-butyl-1,3-dioxolan-2-imine
C
- 4253-22-9
di-n-butyltinmercaptid
| Conditions | Yield |
|---|---|
| In 1,2-dichloro-ethane addn.of PhNCS to a soln. of the Sn-compound under N2; stirred at 40°C for 1.0 h; solvent was removed in vac.; column chromy. (silica gel; eluent: C6H6); vac. distn.; elem. anal.; NMR; IR; mass spectra; | A 100% B 10% C n/a |
- 88341-32-6
(4R,5R)-2,2-dibutyl-4,5-dimethyl-1,3,2-dioxastannolane
- 5271-63-6
(4R,5R)-2,2-di-n-butyl-4,5-dimethyl-1,3,2-dioxastannolane
- 103-72-0
phenyl isothiocyanate
A
- 132783-14-3
cis-4,5-dimethyl-N-phenyl-1,3-dioxolan-2-imine
B
- 132783-13-2
trans-4,5-dimethyl-N-phenyl-1,3-dioxolan-2-imine
C
- 4253-22-9
di-n-butyltinmercaptid
| Conditions | Yield |
|---|---|
| In 1,2-dichloro-ethane addn.of PhNCS to a soln. of the Sn-compounds under N2; stirred at 40°C for 1.0 h; solvent was removed in vac.; column chromy. (silica gel; eluent: C6H6); vac. distn.; | A 100% B 30% C n/a |
| In 1,2-dichloro-ethane addn.of PhNCS to a soln. of the Sn-compound under N2; stirred at 40°C for 7.0 h; solvent was removed in vac.; column chromy. (silica gel; eluent: C6H6); vac. distn.; | A 100% B 5% C n/a |
- 136094-77-4
4-tert-butyl-1,3-dioxa-2-stannolane-Bu2
A
- 4253-22-9
di-n-butyltinmercaptid
B
- 134110-52-4
4-tert-Butyl-1,3-dioxolane-2-thione
| Conditions | Yield |
|---|---|
| With carbon disulfide; tributylphosphine In 1,2-dichloro-ethane under N2; CS2 was added to a soln. of the Sn-compound and Bu3P; stirred for 5 h at 50°C; excess CS2 and solvent were removed in vac.; column chromy. (silica gel; eluent: C6H6); elem. anal.; NMR; IR; | A n/a B 91% |
- 88341-32-6
(4R,5R)-2,2-dibutyl-4,5-dimethyl-1,3,2-dioxastannolane
- 103-72-0
phenyl isothiocyanate
A
- 132783-13-2
trans-4,5-dimethyl-N-phenyl-1,3-dioxolan-2-imine
B
- 4253-22-9
di-n-butyltinmercaptid
| Conditions | Yield |
|---|---|
| With triethylamine In 1,2-dichloro-ethane addn.of PhNCS to a soln. of the Sn-compound and Et3N under N2; stirred at 40°C for 5.0 h; solvent was removed in vac.; column chromy. (silica gel; eluent: C6H6); vac. distn.; | A 82% B n/a |
| In 1,2-dichloro-ethane addn.of PhNCS to a soln. of the Sn-compound under N2; stirred at 40°C for 5.0 h; solvent was removed in vac.; column chromy. (silica gel; eluent: C6H6); vac. distn.; | A 65% B n/a |
- 88341-32-6
(4R,5R)-2,2-dibutyl-4,5-dimethyl-1,3,2-dioxastannolane
- 5271-63-6
(4R,5R)-2,2-di-n-butyl-4,5-dimethyl-1,3,2-dioxastannolane
A
- 66841-50-7
trans-4,5-dimethyl-1,3-dioxolane-2-thione
B
- 4253-22-9
di-n-butyltinmercaptid
C
- 56194-03-7
cis-4,5-Dimethyl-1,3-dioxolane-2-thione
| Conditions | Yield |
|---|---|
| With carbon disulfide; tributylphosphine In 1,2-dichloro-ethane under N2; CS2 was added to a soln. of the Sn-compound and Bu3P; stirred for 5 h at 50°C; excess CS2 and solvent were removed in vac.; column chromy. (silica gel; eluent: C6H6); | A 80% B n/a C 70% |
| With carbon disulfide In 1,2-dichloro-ethane under N2; CS2 was added to a soln. of the Sn-compound; stirred for 20 h at 50°C; excess CS2 and solvent were removed in vac.; column chromy. (silica gel; eluent: C6H6); | A <1 B n/a C <1 |
- 5271-61-4, 5271-62-5, 83020-55-7, 97002-13-6, 125134-99-8
trans-4,5-hexahydrobenzo-1,3-dioxa-2-stannolane-Bu2
- 5271-62-5
cis-2,2-di-n-butyl-1,3,2-dioxacyclohexanestannolane
A
- 56155-84-1
cis-Hexahydrobenzo<1,3>dioxol-2-thion
B
- 16166-55-5, 18462-86-7, 56155-84-1, 56155-91-0
trans-4,5-hexahydrobenzo-1,3-dioxolane-2-thione
C
- 4253-22-9
di-n-butyltinmercaptid
| Conditions | Yield |
|---|---|
| With carbon disulfide; tributylphosphine In 1,2-dichloro-ethane under N2; CS2 was added to a soln. of the Sn-compound and Bu3P; stirred for 7 h at 50°C; excess CS2 and solvent were removed in vac.; column chromy. (silica gel; eluent: C6H6); | A 77% B <1 C n/a |
- 5271-63-6
(4R,5R)-2,2-di-n-butyl-4,5-dimethyl-1,3,2-dioxastannolane
A
- 24472-01-3, 29882-37-9, 134175-77-2
cis-2,3,7,8-tetramethyl-1,4,6,9-tetraoxaspiro{4.4}nonane
B
- 4253-22-9
di-n-butyltinmercaptid
| Conditions | Yield |
|---|---|
| With carbon disulfide In 1,2-dichloro-ethane heating with stirring at 100°C for 12 h; cooling; CS2 and solvent were removed in vac.; column chromy. (silica gel; eluent: n-hexane/benzene); vac. distn. (45°C/3 Torr); elem. anal.; NMR; mass spectra; | A 75% B n/a |
- 3590-60-1
4-methyl-1,3-dioxa-2-stannolane-Bu2
A
- 13303-26-9
4-methyl-1,3-dioxolane-2-thione
B
- 4253-22-9
di-n-butyltinmercaptid
| Conditions | Yield |
|---|---|
| With carbon disulfide; tributylphosphine In 1,2-dichloro-ethane under N2; CS2 was added to a soln. of the Sn-compound and Bu3P; stirred for 7 h at 50°C; excess CS2 and solvent were removed in vac.; yield after column chromy. (silica gel; eluent: C6H6) = 65 %; | A 71% B n/a |
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Chemistry
DIBUTYLTHIOXOSTANNANE(4253-22-9) appears yellowish oily liquid.
There are some properties.
Molecular Formula:C8H18SSn
Molecular Weight:264.98
EINECS:224-220-3
Toxicity Data With Reference
| 1. | cyt-rat-unr 100 µg/kg | GISAAA Gigiena i Sanitariya. 38 (8)(1973),10. | ||
| 2. | orl-rat LD50:145 mg/kg | UBZHD4 Ukrainskii Biokhimicheskii Zhurnal. Ukranian Biochemical Journal. v/o Mezhdunarodnaya Kniga, Kuznetskii Most 18, 50 (1978),695. | ||
| 3. | orl-mus LD50:145 mg/kg | UBZHD4 Ukrainskii Biokhimicheskii Zhurnal. Ukranian Biochemical Journal. v/o Mezhdunarodnaya Kniga, Kuznetskii Most 18, 50 (1978),695. |
Consensus Reports
Safety Profile
Analytical Methods:
For occupational chemical analysis use NIOSH: Organotin Compounds, 5504.
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
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