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Dayang Chem (Hangzhou) Co.,Ltd.

Dayangchem's R&D center can offer custom synthesis according to the contract research and development services for the fine chemicals, pharmaceutical, biotechnique and some of the other chemicals. DayangChem can provide different quantities

Stannane,dibutylthioxo-

Cas:4253-22-9

Min.Order:1 Kilogram

FOB Price: $3.0

Type:Lab/Research institutions

inquiry

Zhuozhou Wenxi import and Export Co., Ltd

WITH US,YOUR MONEY IN SAFE,YOUR BUSINESS IN SAFE 1)Quick Response Within 12 hours; 2)Quality Guarantee: All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France et

Wholesale price CAS 4253-22-9 with best price

Cas:4253-22-9

Min.Order:1 Kilogram

FOB Price: $139.0 / 210.0

Type:Trading Company

inquiry

Shanghai Upbio Tech Co.,Ltd

1.No Less 8 years exporting experience. Clients can 100% received goods 2.Lower Price with higher quality 3,Free sample 4,We are sincerely responsible for the "product quality" and "After Service" Upbio is Specialized

Stannane,dibutylthioxo- 4253-22-9

Cas:4253-22-9

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Qingdao Beluga Import and Export Co., LTD

DI-N-BUTYLTIN SULFIDE CAS:4253-22-9 Qingdao Belugas Import and Export Co., Ltd. is a scientific and technological company integrating research and development, production and trade of chemical intermediates, specializing in high quality organic inte

DI-N-BUTYLTIN SULFIDE CAS:4253-22-9

Cas:4253-22-9

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

Shandong Hanjiang Chemical Co., Ltd.

Hello, dear friend! I'm Hansen and Allen from China. Welcome to my lookchem mall! The following is a brief introduction of our company's products and services. If you are interested in our products, please contact us by emai

Stannane,dibutylthioxo-

Cas:4253-22-9

Min.Order:1 Kilogram

Negotiable

Type:Lab/Research institutions

inquiry

Hebei Quanhe Biotechnology Co. LTD

1. Timely and efficient service to ensure communication with customers 2. Produce products of different specifications and sizes according to your requirements. 3. Quality procedures and standards recognized by SGS. Advanced plant equipment ensures s

DI-N-BUTYLTIN SULFIDE

Cas:4253-22-9

Min.Order:1 Kilogram

FOB Price: $80.0 / 100.0

Type:Lab/Research institutions

inquiry

Henan Wentao Chemical Product Co., Ltd.

Henan Wentao Chemical Product Co.,Ltd is Located in Zhengzhou High-tech Development Zone with import and export license, We passed ISO 9001:2008 as well, Henan Wentao has developed more than 1000 compounds, which are widely used in the fields of prod

Stannane,dibutylthioxo-

Cas:4253-22-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Triumph International Development Limilted

Triumph has the complete production of G- KG - MT service chain,we can make the new technology into productivity quickly in the research and development of new products. Main Business Custom Synthesis: Trading(Raw Mater

DI-N-BUTYLTIN SULFIDE

Cas:4253-22-9

Min.Order:0 Metric Ton

FOB Price: $18.0 / 20.0

Type:Lab/Research institutions

inquiry

HANGZHOU YUNUO CHEMICAL CO.,LTD

Superior quality moderate price & quick delivery Appearance:powder Storage:Stored in cool, dry and ventilation place; Away from fire and heat Package:1kg/bag, 1kg/drum or 25kg/drum or as per your request. Application:Used to make other chemic

Stannane,dibutylthioxo-

Cas:4253-22-9

Min.Order:1 Kilogram

Negotiable

Type:Trading Company

inquiry

Wuhan Han Sheng New Material Technology Co.,Ltd

Our Advantage: high quality with competitive price High quality standard: BP/USP/EP Enterprise standard All purity customized Fast and safe delivery We have reliable forwarder who can help us deliver our goods more fast and safe. We

DI-N-BUTYLTIN SULFIDE

Cas:4253-22-9

Min.Order:10 Kilogram

Negotiable

Type:Trading Company

inquiry

Zibo Hangyu Biotechnology Development Co., Ltd

Zibo Hangyu Biotechnology Development Co., Ltd is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemi

Stannane,dibutylthioxo-

Cas:4253-22-9

Min.Order:10 Gram

FOB Price: $100.0

Type:Lab/Research institutions

inquiry

Ality Chemical Corporation

The above product is Ality Chemical's strong item with best price, good quality and fast supply. Ality Chemical has been focusing on the research and production of this field for over 14 years. At the same time, we are always committed to providing h

Factory Supply Di-n-Butyltin sulfide

Cas:4253-22-9

Min.Order:0

Negotiable

Type:Other

inquiry

Henan Tianfu Chemical Co., Ltd.

DI-N-BUTYLTIN SULFIDE Basic information Description Sources Product Name: DI-N-BUTYLTIN SULFIDE Synonyms: DI-N-BUTYLTIN SULFI

4253-22-9 DI-N-BUTYLTIN SULFIDE C8H18SSn

Cas:4253-22-9

Min.Order:1 Metric Ton

Negotiable

Type:Lab/Research institutions

inquiry

EAST CHEMSOURCES LIMITED

factory?direct?saleAppearance:White Powder Storage:Store In Dry, Cool And Ventilated Place Package:25kg/drum, also according to the clients requirement Application:It is widely used as a thickener, emulsifier and stabilizer Transportation:By Sea Or B

DI-N-BUTYLTIN SULFIDE

Cas:4253-22-9

Min.Order:1 Kilogram

FOB Price: $18.0 / 20.0

Type:Trading Company

inquiry

Shandong Mopai Biotechnology Co., LTD

Shandong Mopai Biotechnology Co., LTD is a leading manufacturer and supplier of chemicals in China. We develop produce and distribute high quality pharmaceuticals, intermediates, special chemicals and OLED intermediates and other fine chemicals. W

DI-N-BUTYLTIN SULFIDE

Cas:4253-22-9

Min.Order:1 Gram

Negotiable

Type:Lab/Research institutions

inquiry

KAISA GROUP INC

1.Applied in food field.it can improve the immune system and prolong life. 2.Appliedin cosmetic field.it can improve the skin care. 3.Applied in pharmaceutical field.it can treat various dieases. 4.Our product quality assurance will make our customer

DI-N-BUTYLTIN SULFIDE

Cas:4253-22-9

Min.Order:1 Metric Ton

FOB Price: $1.5

Type:Trading Company

inquiry

Hunan chemfish Pharmaceutical co.,Ltd

Appearance:95%+ Package:R&D,Pilot run Transportation:per client require Port:Express ,Air, Sea

DI-N-BUTYLTIN SULFIDE

Cas:4253-22-9

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Bluecrystal chem-union

We are a Union of chemistry in China, consists of chemists,engineers, laboratories,factories in China. We organize surplus capacity of R&D and production as well as custom synthesis for chemical products and chemical business project. We are supp

DI-N-BUTYLTIN SULFIDE

Cas:4253-22-9

Min.Order:1 Metric Ton

FOB Price: $1.0

Type:Trading Company

inquiry

Hebei Mojin Biotechnology Co.,Ltd

We produce carbomer by our own factory,carbomer 940 is our best seller.It is used for cosmetic and medical.And we also become agent for lubrizol.Our carbomer 940 get high viscosity and good transparency.The price will depond on the market,surely supp

Stannane,dibutylthioxo-

Cas:4253-22-9

Min.Order:0

Negotiable

Type:Trading Company

inquiry

GIHI CHEMICALS CO.,LIMITED

Lower price, sample is available,SDS test documents are available,large stock in warehouseAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:Fine chemical intermediates, used as the main raw material for the synthe

Di-N-Butyltin Sulfide

Cas:4253-22-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hangzhou Dingyan Chem Co., Ltd

R & D enterprises have their own stock in stock Package:1kg Application:pharmaceutical intermediates

Stannane,dibutylthioxo-

Cas:4253-22-9

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Henan Allgreen Chemical Co.,Ltd

high qualityAppearance:white crystalline powder Storage:Sealed, dry, microtherm , avoid light and smell. Package:According to the demand of customer Application:Organic synthesis Transportation:by air or by sea

2-[(4-Methylphenyl)thio]-5-nitrobenzaldehyde

Cas:4253-22-9

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Hangzhou J&H Chemical Co., Ltd.

J&H CHEM is one of China's leading providers of integrated fine chemical services including offering, research and development, Custom manufacturing business, as well as other Value-added customer services, for diversified range products of chemicals

DI-N-BUTYLTIN SULFIDE

Cas:4253-22-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Wuxi TAA Chemical Industry Co.,LTD.

1.A strong technical force and advanced processing equipments. The quality of the products has been strictly inspected and all kinds of index have reached or exceeded domestic and international standards.2. Now we have established long-term stable re

Stannane,dibutylthioxo-

Cas:4253-22-9

Min.Order:0

Negotiable

Type:Other

inquiry

Xian Changyue Biological Technology Co., Ltd.

best seller Application:API

DI-N-BUTYLTIN SULFIDE

Cas:4253-22-9

Min.Order:0

Negotiable

Type:Manufacturers

inquiry

Antimex Chemical Limied

Ansciep Chemical is a professional enterprise manufacturing and distributing fine chemicals and speciality chemicals. We have been dedicated to heterocycle compounds and phenyl rings for tens of years. This is our mature product for export. Our quali

Stannane,dibutylthioxo-

Cas:4253-22-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Hubei Langyou International Trading Co., Ltd

DI-N-BUTYLTIN SULFIDE Application:DI-N-BUTYLTIN SULFIDE

DI-N-BUTYLTIN SULFIDE

Cas:4253-22-9

Min.Order:0

Negotiable

Type:Other

inquiry

DB BIOTECH CO., LTD

best seller Application:API

DI-N-BUTYLTIN SULFIDE

Cas:4253-22-9

Min.Order:0

Negotiable

Type:Trading Company

inquiry

Hangzhou Fandachem Co.,Ltd

Stannane,dibutylthioxo- cas 4253-22-9Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

Stannane,dibutylthioxo- cas 4253-22-9

Cas:4253-22-9

Min.Order:0

Negotiable

Type:Other

inquiry

Henan Kanbei Chemical Co.,LTD

factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

DI-N-BUTYLTIN SULFIDE

Cas:4253-22-9

Min.Order:0

Negotiable

Type:Lab/Research institutions

inquiry

Synthetic route

(4R,5R)-2,2-di-n-butyl-4,5-dimethyl-1,3,2-dioxastannolane
5271-63-6

(4R,5R)-2,2-di-n-butyl-4,5-dimethyl-1,3,2-dioxastannolane

phenyl isothiocyanate
103-72-0

phenyl isothiocyanate

A

cis-4,5-dimethyl-N-phenyl-1,3-dioxolan-2-imine
132783-14-3

cis-4,5-dimethyl-N-phenyl-1,3-dioxolan-2-imine

B

di-n-butyltinmercaptid
4253-22-9

di-n-butyltinmercaptid

Conditions
ConditionsYield
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
(4R,5R)-2,2-dibutyl-4,5-dimethyl-1,3,2-dioxastannolane
88341-32-6

(4R,5R)-2,2-dibutyl-4,5-dimethyl-1,3,2-dioxastannolane

(4R,5R)-2,2-di-n-butyl-4,5-dimethyl-1,3,2-dioxastannolane
5271-63-6

(4R,5R)-2,2-di-n-butyl-4,5-dimethyl-1,3,2-dioxastannolane

methyl thioisocyanate
556-61-6

methyl thioisocyanate

A

cis-4,5-dimethyl-N-methyl-1,3-dioxolan-2-imine
134110-59-1

cis-4,5-dimethyl-N-methyl-1,3-dioxolan-2-imine

B

trans-4,5-dimethyl-N-methyl-1,3-dioxolan-2-imine
134110-60-4

trans-4,5-dimethyl-N-methyl-1,3-dioxolan-2-imine

C

di-n-butyltinmercaptid
4253-22-9

di-n-butyltinmercaptid

Conditions
ConditionsYield
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
(4R,5R)-2,2-dibutyl-4,5-dimethyl-1,3,2-dioxastannolane
88341-32-6

(4R,5R)-2,2-dibutyl-4,5-dimethyl-1,3,2-dioxastannolane

(4R,5R)-2,2-di-n-butyl-4,5-dimethyl-1,3,2-dioxastannolane
5271-63-6

(4R,5R)-2,2-di-n-butyl-4,5-dimethyl-1,3,2-dioxastannolane

butyl isothiocyanate
592-82-5

butyl isothiocyanate

A

cis-4,5-dimethyl-N-butyl-1,3-dioxolan-2-imine
132783-18-7

cis-4,5-dimethyl-N-butyl-1,3-dioxolan-2-imine

B

trans-4,5-dimethyl-N-butyl-1,3-dioxolan-2-imine
134110-61-5

trans-4,5-dimethyl-N-butyl-1,3-dioxolan-2-imine

C

di-n-butyltinmercaptid
4253-22-9

di-n-butyltinmercaptid

Conditions
ConditionsYield
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
(4R,5R)-2,2-dibutyl-4,5-dimethyl-1,3,2-dioxastannolane
88341-32-6

(4R,5R)-2,2-dibutyl-4,5-dimethyl-1,3,2-dioxastannolane

(4R,5R)-2,2-di-n-butyl-4,5-dimethyl-1,3,2-dioxastannolane
5271-63-6

(4R,5R)-2,2-di-n-butyl-4,5-dimethyl-1,3,2-dioxastannolane

phenyl isothiocyanate
103-72-0

phenyl isothiocyanate

A

cis-4,5-dimethyl-N-phenyl-1,3-dioxolan-2-imine
132783-14-3

cis-4,5-dimethyl-N-phenyl-1,3-dioxolan-2-imine

B

trans-4,5-dimethyl-N-phenyl-1,3-dioxolan-2-imine
132783-13-2

trans-4,5-dimethyl-N-phenyl-1,3-dioxolan-2-imine

C

di-n-butyltinmercaptid
4253-22-9

di-n-butyltinmercaptid

Conditions
ConditionsYield
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
4-tert-butyl-1,3-dioxa-2-stannolane-Bu2
136094-77-4

4-tert-butyl-1,3-dioxa-2-stannolane-Bu2

A

di-n-butyltinmercaptid
4253-22-9

di-n-butyltinmercaptid

B

4-tert-Butyl-1,3-dioxolane-2-thione
134110-52-4

4-tert-Butyl-1,3-dioxolane-2-thione

Conditions
ConditionsYield
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%
(4R,5R)-2,2-dibutyl-4,5-dimethyl-1,3,2-dioxastannolane
88341-32-6

(4R,5R)-2,2-dibutyl-4,5-dimethyl-1,3,2-dioxastannolane

phenyl isothiocyanate
103-72-0

phenyl isothiocyanate

A

trans-4,5-dimethyl-N-phenyl-1,3-dioxolan-2-imine
132783-13-2

trans-4,5-dimethyl-N-phenyl-1,3-dioxolan-2-imine

B

di-n-butyltinmercaptid
4253-22-9

di-n-butyltinmercaptid

Conditions
ConditionsYield
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
(4R,5R)-2,2-dibutyl-4,5-dimethyl-1,3,2-dioxastannolane
88341-32-6

(4R,5R)-2,2-dibutyl-4,5-dimethyl-1,3,2-dioxastannolane

(4R,5R)-2,2-di-n-butyl-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

trans-4,5-dimethyl-1,3-dioxolane-2-thione
66841-50-7

trans-4,5-dimethyl-1,3-dioxolane-2-thione

B

di-n-butyltinmercaptid
4253-22-9

di-n-butyltinmercaptid

C

cis-4,5-Dimethyl-1,3-dioxolane-2-thione
56194-03-7

cis-4,5-Dimethyl-1,3-dioxolane-2-thione

Conditions
ConditionsYield
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
trans-4,5-hexahydrobenzo-1,3-dioxa-2-stannolane-Bu2
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

cis-2,2-di-n-butyl-1,3,2-dioxacyclohexanestannolane
5271-62-5

cis-2,2-di-n-butyl-1,3,2-dioxacyclohexanestannolane

A

cis-Hexahydrobenzo<1,3>dioxol-2-thion
56155-84-1

cis-Hexahydrobenzo<1,3>dioxol-2-thion

B

trans-4,5-hexahydrobenzo-1,3-dioxolane-2-thione
16166-55-5, 18462-86-7, 56155-84-1, 56155-91-0

trans-4,5-hexahydrobenzo-1,3-dioxolane-2-thione

C

di-n-butyltinmercaptid
4253-22-9

di-n-butyltinmercaptid

Conditions
ConditionsYield
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
(4R,5R)-2,2-di-n-butyl-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

cis-2,3,7,8-tetramethyl-1,4,6,9-tetraoxaspiro{4.4}nonane
24472-01-3, 29882-37-9, 134175-77-2

cis-2,3,7,8-tetramethyl-1,4,6,9-tetraoxaspiro{4.4}nonane

B

di-n-butyltinmercaptid
4253-22-9

di-n-butyltinmercaptid

Conditions
ConditionsYield
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
4-methyl-1,3-dioxa-2-stannolane-Bu2
3590-60-1

4-methyl-1,3-dioxa-2-stannolane-Bu2

A

4-methyl-1,3-dioxolane-2-thione
13303-26-9

4-methyl-1,3-dioxolane-2-thione

B

di-n-butyltinmercaptid
4253-22-9

di-n-butyltinmercaptid

Conditions
ConditionsYield
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
4-methoxymethyl-1,3-dioxa-2-stannolane-Bu2
136094-78-5

4-methoxymethyl-1,3-dioxa-2-stannolane-Bu2

A

di-n-butyltinmercaptid
4253-22-9

di-n-butyltinmercaptid

B

2,7-Methoxymethyl-1,4,6,9-tetraoxaspiro<4.4>nonane
134110-58-0

2,7-Methoxymethyl-1,4,6,9-tetraoxaspiro<4.4>nonane

Conditions
ConditionsYield
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. (60°C/0.1 Torr); elem. anal.; NMR; mass spectra;A n/a
B 70%
(4R,5R)-2,2-dibutyl-4,5-dimethyl-1,3,2-dioxastannolane
88341-32-6

(4R,5R)-2,2-dibutyl-4,5-dimethyl-1,3,2-dioxastannolane

A

trans-2,3,7,8-tetramethyl-1,4,6,9-tetraoxaspiro{4.4}nonane
134175-77-2

trans-2,3,7,8-tetramethyl-1,4,6,9-tetraoxaspiro{4.4}nonane

B

di-n-butyltinmercaptid
4253-22-9

di-n-butyltinmercaptid

Conditions
ConditionsYield
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. (50°C/2 Torr); elem. anal.; NMR; mass spectra;A 69%
B n/a
(+/-)4-phenyl-2,2-di-n-butyl-1,3,2-dioxa stannolan
61235-70-9

(+/-)4-phenyl-2,2-di-n-butyl-1,3,2-dioxa stannolan

A

di-n-butyltinmercaptid
4253-22-9

di-n-butyltinmercaptid

B

2,7-Diphenyl-1,4,6,9-tetraoxaspiro<4.4>nonane
134110-57-9

2,7-Diphenyl-1,4,6,9-tetraoxaspiro<4.4>nonane

Conditions
ConditionsYield
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. (170°C/0.1 Torr); elem. anal.; NMR; mass spectra;A n/a
B 65%
4-tert-butyl-1,3-dioxa-2-stannolane-Bu2
136094-77-4

4-tert-butyl-1,3-dioxa-2-stannolane-Bu2

A

di-n-butyltinmercaptid
4253-22-9

di-n-butyltinmercaptid

B

2,7-Di-tert-butyl-1,4,6,9-tetraoxaspiro<4.4>nonane
134110-56-8

2,7-Di-tert-butyl-1,4,6,9-tetraoxaspiro<4.4>nonane

Conditions
ConditionsYield
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. (52°C/0.1 Torr); elem. anal.; NMR; mass spectra;A n/a
B 62%
4-ethyl-1,3-dioxa-2-stannolane-Bu2
134110-54-6

4-ethyl-1,3-dioxa-2-stannolane-Bu2

A

di-n-butyltinmercaptid
4253-22-9

di-n-butyltinmercaptid

B

2,7-Diethyl-1,4,6,9-tetraoxaspiro<4.4>nonane
134110-55-7

2,7-Diethyl-1,4,6,9-tetraoxaspiro<4.4>nonane

Conditions
ConditionsYield
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.; yield after column chromy. (silica gel; eluent: n-hexane/benzene) and vac. distn. (100°C/2 Torr): 52%; elem. anal.; NMR; mass spectra;A n/a
B 60%
4-ethyl-1,3-dioxa-2-stannolane-Bu2
134110-54-6

4-ethyl-1,3-dioxa-2-stannolane-Bu2

A

di-n-butyltinmercaptid
4253-22-9

di-n-butyltinmercaptid

B

4-Ethyl-1,3-dioxolane-2-thione
134110-51-3

4-Ethyl-1,3-dioxolane-2-thione

Conditions
ConditionsYield
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 20 h at 50°C; excess CS2 and solvent were removed in vac.; column chromy. (silica gel; eluent: C6H6); NMR; elem. anal.;A n/a
B 56%
(+/-)4-phenyl-2,2-di-n-butyl-1,3,2-dioxa stannolan
61235-70-9

(+/-)4-phenyl-2,2-di-n-butyl-1,3,2-dioxa stannolan

A

di-n-butyltinmercaptid
4253-22-9

di-n-butyltinmercaptid

B

4-Phenyl-1,3-dioxolane-2-thione
116447-63-3

4-Phenyl-1,3-dioxolane-2-thione

Conditions
ConditionsYield
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 20 h at 50°C; excess CS2 and solvent were removed in vac.; column chromy. (silica gel; eluent: C6H6); elem. anal.; mass spectra; NMR; IR;A n/a
B 56%
(4R,5R)-2,2-dibutyl-4,5-dimethyl-1,3,2-dioxastannolane
88341-32-6

(4R,5R)-2,2-dibutyl-4,5-dimethyl-1,3,2-dioxastannolane

A

trans-4,5-dimethyl-1,3-dioxolane-2-thione
66841-50-7

trans-4,5-dimethyl-1,3-dioxolane-2-thione

B

di-n-butyltinmercaptid
4253-22-9

di-n-butyltinmercaptid

Conditions
ConditionsYield
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 30 h at 50°C; excess CS2 and solvent were removed in vac.; column chromy. (silica gel; eluent: C6H6);A 53%
B n/a
(4R,5R)-2,2-di-n-butyl-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

di-n-butyltinmercaptid
4253-22-9

di-n-butyltinmercaptid

B

cis-4,5-Dimethyl-1,3-dioxolane-2-thione
56194-03-7

cis-4,5-Dimethyl-1,3-dioxolane-2-thione

Conditions
ConditionsYield
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 n/a
B 46%
4-methoxymethyl-1,3-dioxa-2-stannolane-Bu2
136094-78-5

4-methoxymethyl-1,3-dioxa-2-stannolane-Bu2

A

di-n-butyltinmercaptid
4253-22-9

di-n-butyltinmercaptid

B

4-(methoxymethyl)-1,3-dioxolane-2-thione
134110-53-5

4-(methoxymethyl)-1,3-dioxolane-2-thione

Conditions
ConditionsYield
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 20 h at 50°C; excess CS2 and solvent were removed in vac.; column chromy. (silica gel; eluent: C6H6); elem. anal.; NMR; mass spectra; IR;A n/a
B 25%
1,1'-bis(chloromercurio)ferrocene

1,1'-bis(chloromercurio)ferrocene

di-n-butyltinmercaptid
4253-22-9

di-n-butyltinmercaptid

1,1'-bis(di-n-butylchlorostannyl)ferrocene

1,1'-bis(di-n-butylchlorostannyl)ferrocene

Conditions
ConditionsYield
In toluene byproducts: HgS; (N2); refluxing the stirred soln. of Hg-complex; dropwise addn. of Sn-compound in hot toluene; refluxing for 3 h; cooling; filtration; evapn. of solv. (vac.); recrystn. from cyclohexane;85%
1-(chloromercuri)ferrocene

1-(chloromercuri)ferrocene

di-n-butyltinmercaptid
4253-22-9

di-n-butyltinmercaptid

di-n-butylchlorostannylferrocene

di-n-butylchlorostannylferrocene

Conditions
ConditionsYield
In toluene byproducts: HgS; (N2); refluxing the stirred soln. of Hg-complex; dropwise addn. of Sn-compound in hot toluene; refluxing for 3 h; cooling; filtration; evapn. of solv. (vac.); recrystn. from cyclohexane;85%
bis(ferrocenyl)mercury
1274-09-5

bis(ferrocenyl)mercury

di-n-butyltinmercaptid
4253-22-9

di-n-butyltinmercaptid

di-n-butylstannyldiferrocene

di-n-butylstannyldiferrocene

Conditions
ConditionsYield
In 1,4-dioxane byproducts: HgS; (N2); refluxing the stirred soln. of Hg-complex; dropwise addn. of Sn-compound in hot dioxane; refluxing for 3 h; cooling; filtration; evapn. of solv. (vac.); recrystn. from benzene/ethanol;82%

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