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
Cas:4430-23-3
Min.Order:1 Kilogram
FOB Price: $3.0
Type:Lab/Research institutions
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Cas:4430-23-3
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
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Cas:4430-23-3
Min.Order:1 Kilogram
FOB Price: $2.0
Type:Lab/Research institutions
inquiryShandong 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
Cas:4430-23-3
Min.Order:1 Gram
Negotiable
Type:Lab/Research institutions
inquiryLower 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
Cas:4430-23-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiryhight degree of purity Application:Fine chemical intermediates, used as the main raw material for he synthesis of various pesticides, medicines, surfactants, polymer monomers, end entifungal agents
Cas:4430-23-3
Min.Order:0
Negotiable
Type:Lab/Research institutions
inquiry3H-2,1-Benzoxathiole,1,1-dioxide cas 4430-23-3Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express
Cas:4430-23-3
Min.Order:0
Negotiable
Type:Other
inquiryfactory?direct?sale Application:Fine chemical intermediates, used as the main raw material for the synthesis of various pesticides, medicines, surfactants, polymer monomers, and antifungal agents
Conditions | Yield |
---|---|
With sulfuric acid; fluorosulphonic acid; lead dioxide 1) -72 deg C, 6 h; Yield given. Multistep reaction; |
3H-benzo[c][1,2]oxathiole-1,1-dioxide
Conditions | Yield |
---|---|
With hydrogenchloride; diethyl ether; zinc |
3H-benzo[c][1,2]oxathiole-1,1-dioxide
Conditions | Yield |
---|---|
With hydrogenchloride; zinc |
3H-benzo[c][1,2]oxathiole-1,1-dioxide
Conditions | Yield |
---|---|
With dimethyl sulfate |
hydrogenchloride
diethyl ether
3,3-dichloro-3H-benz[c][1,2]oxathiol 1,1-dioxide
3H-benzo[c][1,2]oxathiole-1,1-dioxide
Conditions | Yield |
---|---|
ebenso verlaeuft die Reduktion in neutraler Loesung mit Aluminiumamalgam oder die elektrolytische Reduktion; |
Conditions | Yield |
---|---|
With ethanol; silver(l) oxide |
ethanol
2-iodomethyl-benzenesulfonyl fluoride
A
3H-benzo[c][1,2]oxathiole-1,1-dioxide
A
3H-benzo[c][1,2]oxathiole-1,1-dioxide
Conditions | Yield |
---|---|
With ethanol; silver(l) oxide ein nicht einheitliches Praeparat; |
potassium toluenesulfonate
A
3H-benzo[c][1,2]oxathiole-1,1-dioxide
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 90 percent / FSO3H / 1 h / Ambient temperature 2: 1) PbO2, HSO3F, 2) 20percent aq. H2SO4 / 1) -72 deg C, 6 h View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: trichlorophosphate; phosphorus pentachloride / 1 h / 120 °C 2: hydrogenchloride; zinc / diethyl ether; water / 0.5 h / Heating View Scheme |
3-chloro benzisoxathiole-1,1-dioxide
3H-benzo[c][1,2]oxathiole-1,1-dioxide
Conditions | Yield |
---|---|
With hydrogenchloride; zinc In diethyl ether; water for 0.5h; Heating; | 13.4 g |
3H-benzo[c][1,2]oxathiole-1,1-dioxide
4-[(E)-2-(2,3,5,6,8,9,11,12-octahydro-1,4,7,10,13-benzopentaoxacyclopentadecin-15-yl)-1-ethenyl]quinoline
2-({4-[(E)-2-(2,3,5,6,8,9,11,12-octahydro-1,4,7,10,13-benzopentaoxacyclopentadecin-15-yl)-1-ethenyl]-1-quinoliniumyl}methyl)-1-benzenesulfonate
Conditions | Yield |
---|---|
at 120℃; | 99% |
Conditions | Yield |
---|---|
at 150℃; for 4h; Alkylation; | 78% |
sodium cyanide
3H-benzo[c][1,2]oxathiole-1,1-dioxide
Conditions | Yield |
---|---|
In ethanol; water for 4.33333h; Reflux; | 72% |
Conditions | Yield |
---|---|
With butan-1-ol |
Conditions | Yield |
---|---|
at 135℃; |
Conditions | Yield |
---|---|
With toluene |
Conditions | Yield |
---|---|
at 135℃; | |
at 135℃; |
3H-benzo[c][1,2]oxathiole-1,1-dioxide
Conditions | Yield |
---|---|
With sodium hydrogensulfide at 125℃; |
3H-benzo[c][1,2]oxathiole-1,1-dioxide
1-(1,3-dioxolan-2-yl)isoquinoline
1-[1,3]dioxolan-2-yl-2-(2-sulfo-benzyl)-isoquinolinium betaine
Conditions | Yield |
---|---|
In acetone |
3H-benzo[c][1,2]oxathiole-1,1-dioxide
2-(2-methyl-(1,3)-dioxolan-2-yl)pyridine
2-(2-methyl-[1,3]dioxolan-2-yl)-1-(2-sulfo-benzyl)-pyridinium betaine
Conditions | Yield |
---|---|
With zinc(II) chloride at 105℃; for 15h; sealed tube; Yield given; |
3H-benzo[c][1,2]oxathiole-1,1-dioxide
diphenylphosphane
Diphenyl-(2-kaliumsulfonatobenzyl)-phosphin
Conditions | Yield |
---|---|
With potassium tert-butylate 1) THF, 1.5 h, 25 deg C; 2) THF; Yield given. Multistep reaction; |
Conditions | Yield |
---|---|
at 100℃; Kinetics; |
3H-benzo[c][1,2]oxathiole-1,1-dioxide
Conditions | Yield |
---|---|
at 125℃; |
Conditions | Yield |
---|---|
beim Schmelzen; |
3H-benzo[c][1,2]oxathiole-1,1-dioxide
3H-benzo[c][1,2]oxathiole-1,1-dioxide
3H-benzo[c][1,2]oxathiole-1,1-dioxide
trans-2-[2-(2,3,5,6,8,9,11,12-octahydro-1,4,7,10,13-pentaoxabenzocyclopentadecyn-16-yl)ethenyl]-3-(2-sulfobenzyl)benzothiazolium betaine
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1: 78 percent / 4 h / 150 °C 2: 65 percent / pyridine / 5 h / 90 °C View Scheme |
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