Product name: sodium metabisulfite / sodium metabisulphite Molecular weight: 190.10 Specification: 25Kg woven bag Quality guarantee period: 6 months Appearance:white powder/crystal Storage:Store in a cool,dry place and keep away from direct
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Product Description Product website: http://www.finerchem.com/pro01en/id/2107.html Product Name Sodium bromide CAS No. 7647-15-6 Ap
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inquiryUsed for making sensitive emulsion of photographic film and for making medicinal intermediates in medical-industries. E.g.diuretic.sedative etc. It is also used as bromine making complex material and complex dyes. Also for water treatment and oil p
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inquiryItem Specifications Test Result Characteristics Colorless transparent liquid Conform Assay
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Chemical Name: NaBr; Bromide salt of sodium; Sedoneural; Sodium bromide Molecular formula: NaBr Molecular weight: 102.9 CAS NO.: 7647-15-6 Use:This product is used for making sensitive emulsion of photographic film and for making medicinal i
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inquirysodium methylate
A
3-methoxy-7-n-butylaminomethyl-3-boracyclo[3.3.1]-nonane
B
sodium bromide
Conditions | Yield |
---|---|
In methanol (dry Ar); to the B-compound in MeOH added soln. of NaOCH3 in MeOH at 20°C; refluxed for 30 min; solvent removed in vacuo; ether added; NaBr filtered; washed with ether; ether sol. evapd. in vacuo; recrystd.; elem. anal.; | A 66% B 99.5% |
Bromotriethylgermanium
sodium 3,5-di-tert-butyl-o-benzosemiquinolate
A
3,5-di-tert-butyl-o-benzoquinone
B
C6H2(C(CH3)3)2(OGe(C2H5)3)2
C
sodium bromide
Conditions | Yield |
---|---|
In tetrahydrofuran mixing of solns. (20°C); removal of THF (vavc.), addn. of hexane, pptn. and sepn. of NaBr (filtration off), crystn. of quinone (low temp.); (t-Bu)2C6H2(OGeEt3)2 in mother liquor not isolated; GLC; | A 36% B 47% C 98% |
Conditions | Yield |
---|---|
In dichloromethane Kinetics; Stirring of mixt. of starting complexes in CH2Cl2 at reflux under anhydrous conditions in a dry Ar atmosphere (24 h).; Filtn. of react. mixt., removal of solvent by trap-to-trap distn., crystn. of crude resulting material from CH2Cl2 under hexane, elem. anal., variable-temp. NMR spectroscopy.; | A 98% B n/a |
3-methoxy-7-bromomethyl-3-borabicyclo[3.3.1]nonane
sodium methylate
A
C8H13(CH2OCH3)B(OCH3)
B
sodium bromide
Conditions | Yield |
---|---|
In methanol (dry Ar); heated for 1.5 h at 50°C; MeOH vac. distd.; residue treated isopentane; ppt. NaBr filtered; filtrate distn.; elem. anal.; | A 84% B 98% |
Conditions | Yield |
---|---|
In benzene (glovebox); addn. of a soln. of AlBr3 in C6H6 to a soln. of silicon compd. in C6H6 in vac. with stirring, sealing, heating to 40°C for 30min with shaking; centrifugation, decantation, evapn; elem. anal.; | A 98% B 98% |
diethylgermanium dibromide
disodium 3,5-di-t-butyl-1,2-pyrocatecholate
A
2,2-diethyl(6,8-di-tert-butyl)-4,5-benzo-2-germa-1,3-dioxolane
B
sodium bromide
Conditions | Yield |
---|---|
In diethyl ether 3 h at 20°C; NaBr washed out (water); ether evapd.; recrystd. (acetonitrile); elem. anal.; | A 87% B 95% |
Conditions | Yield |
---|---|
With sodium dithionite; sodium hydrogencarbonate In water; acetonitrile at 35 - 65℃; for 5.5h; Product distribution / selectivity; | A 94% B n/a |
With disodium hydrogenphosphate; sodium dithionite In water; acetonitrile at 35 - 65℃; Product distribution / selectivity; | A 84% B n/a |
triisopropylgermylmercuric bromide
B
bis(triisopropylgermyl)mercury
C
sodium bromide
Conditions | Yield |
---|---|
In tetrahydrofuran; hexane addn. of Na-compound (prepared from (C5H5)Fe(CO)3 and excess 3% Na-amalgam) in THF to i-Pr3GeHgBr (prepared from (i-PrGe)2Hg and Br2) in hexane at -40°C; pptn. (NaBr), replacing of solvents in the mother-liquor by hexane, pptn. of Fe-compound, isolation of (i-Pr3Ge)2Hg by fractionation of the soln. in vac.; | A 90% B 93% C 71% |
Conditions | Yield |
---|---|
With 1,3-dioxolane In further solvent(s) (N2); salts mixt. (1/1 molar ratio) stirred at 25-74°C for 1-48 h in 1,3-dioxolane; heated (vac.); | A 92% B n/a |
With 1,2-dimethoxyethane In 1,2-dimethoxyethane (N2); salts mixt. (1/1 molar ratio) stirred at 25-85°C for 1-36 h in monoglyme; heated (vac.); | A >99 B n/a |
With C4H8O In tetrahydrofuran (N2); salts mixt. (1/1 molar ratio) stirred at 25-67°C for 1-48 h in THF; heated (vac.); | |
With diethyl ether In diethyl ether (N2); salts mixt. (1/1 molar ratio) stirred at 25-35°C for 1-32 h in Et2O; heated (vac.); | A 6-100 B n/a |
diethylgermanium dibromide
sodium 3,5-di-tert-butyl-o-benzosemiquinolate
A
2,2-diethyl(6,8-di-tert-butyl)-4,5-benzo-2-germa-1,3-dioxolane
B
3,5-di-tert-butyl-o-benzoquinone
C
sodium bromide
Conditions | Yield |
---|---|
In diethyl ether Na-:Ge-compound 2:1, 3 h at 20°C; ether replaced with hexane; NaBr washed out (water); recrystd. (acetonitrile); | A 69% B 87% C 92% |
picoline
indium tribromide
sodium 3,5-di-tert-butyl-o-benzosemiquinolate
B
sodium bromide
Conditions | Yield |
---|---|
In tetrahydrofuran byproducts: H2; N2, blue soln. of semiquinone sodium salt added dropwise over 1 h to a soln. of In-salt, stirred for 2 h at room temp., NaBr removed from intermediate product by filtrn., excess 4-picoline added to the filtrate; collected, dried, recrystd. (toluene/THF); elem. anal.; intermediate and formn. of In(I) products also discussed; | A 50% B 92% |
urea
A
carbon dioxide
B
nitrogen
C
water
D
sodium bromide
Conditions | Yield |
---|---|
A 90% B 90% C 90% D 90% |
Bromotriethylgermanium
sodium 3,5-di-tert-butyl-o-benzosemiquinolate
A
2,2-diethyl(6,8-di-tert-butyl)-4,5-benzo-2-germa-1,3-dioxolane
B
3,5-di-tert-butyl-o-benzoquinone
C
C6H2(C(CH3)3)2(OGe(C2H5)3)2
D
sodium bromide
Conditions | Yield |
---|---|
In diethyl ether 3 h at 20°C; ether replaced with hexane; NaBr washed out (water); recrystd. (hexane); | A 12% B 63% C 88% D 90% |
sodium ethanolate
methyldibromobismuth(III)
2-hydroxyethanethiol
A
CH3Bi(SCH2CH2OH)2
B
sodium bromide
Conditions | Yield |
---|---|
20°C, equiv. amt. of HSCH2C6H5; NaCl filtered off, the solvent evapd. in vac.; | A 88% B n/a |
sodium ethanolate
methyldibromobismuth(III)
A
methyldiethoxybismutane
B
sodium bromide
Conditions | Yield |
---|---|
In ethanol abs. ethanol, 24 h, -25°C; | A 87% B n/a |
sodium tetrafluoroborate
B
sodium bromide
Conditions | Yield |
---|---|
In water at 20℃; for 1h; | A 87% B n/a |
Conditions | Yield |
---|---|
With sodium dithionite; sodium hydrogencarbonate In water; acetonitrile at 35 - 65℃; for 6h; Product distribution / selectivity; | A 86% B n/a |
sodium ethanolate
methyldibromobismuth(III)
phenylmethanethiol
A
Bis-(benzylthio)-methylbismutin
B
sodium bromide
Conditions | Yield |
---|---|
20°C, equiv. amt. of HSCH2C6H5; NaCl filtered off, the solvent evapd. in vac.; | A 83% B n/a |
sodium ethanolate
methyldibromobismuth(III)
thiophenol
A
Methyl-bis-(phenylthio)-bismutin
B
sodium bromide
Conditions | Yield |
---|---|
20°C, equiv. amt. of thiophenol; NaCl filtered off, the solvent evapd. in vac.; | A 80% B n/a |
sodium tetrafluoroborate
B
sodium bromide
Conditions | Yield |
---|---|
In water at 20℃; for 1h; | A 80% B n/a |
sodium{(THF)2.3} hexacarbonylniobate
Pyridine hydrobromide
A
tetracarbonyl{1,2-bis(diphenylphosphino)ethane}bromoniobium
B
sodium bromide
Conditions | Yield |
---|---|
With C2H4(P(C6H5)2)2 In tetrahydrofuran; toluene byproducts: C5H5N, CO, H2; Treating of suspn. of diphos and (H-py)Br in THF with Nb-complex at room temp. under a CO atmosphere.; Immediate react. with evolution of CO and H2 (gas chromy.) obsd. Stirring (2 h, room temp.), removal of THF (vac., room temp.), dissolving of residue (toluene, CO), stirring (2 h), filtn., treating with n-heptane. Sepn. of microcryst., elem. anal.; | A 78% B n/a |
Conditions | Yield |
---|---|
In tetrahydrofuran A mixt. of BrCH2C6H4CH2Br and Na(MO(cp)(CO)3) in THF is stirred at roomtemp. for 1.5 h.; The soln. is filtered to remove NaBr, concd. in vacuo and treated with methanol to give yellow crystals of (Mo(cp)(CO)3)CH2C6H4CH2((CO)3(cp)Mo); | A 76% B n/a |
Conditions | Yield |
---|---|
In tetrahydrofuran inert atmosphere; stirring (room temp., 4 h, pptn.); filtration, washing (THF), extn. (MeCN), partial evapn. of CH3CN soln., pptn. on Et2O addn., washing (Et2O), drying (vac., 1 h); elem. anal.; | A 75% B n/a |
Conditions | Yield |
---|---|
In tetrahydrofuran inert atmosphere; stirring (room temp., 4 h, pptn.); filtration, washing (THF), extn. (MeCN), partial evapn. of CH3CN soln., pptn. on Et2O addn., washing (Et2O), drying (vac., 1 h); | A 74% B n/a |
Conditions | Yield |
---|---|
In tetrahydrofuran inert atmosphere; stirring (room temp., 4 h, pptn.); filtration, washing (THF), extn. (MeCN), partial evapn. of CH3CN soln., pptn. on Et2O addn., washing (Et2O), drying (vac., 1 h); elem. anal.; | A 71% B n/a |
picoline
HONC(CH3)C(CH3)NOCH2ONC(CH3)C(CH3)NOCoBr2
HONC(CH3)C(CH3)NOCH2ONC(CH3)C(CH3)NOCo(NC5H4CH3)Br(1+)*ClO4(1-)=[HONC(CH3)C(CH3)NOCH2ONC(CH3)C(CH3)NOCo(NC5H4CH3)Br]ClO4
B
sodium bromide
Conditions | Yield |
---|---|
In methanol; water addn. of satd. aq. soln. of NaClO4 to hot suspn. of Co complex in MeOH, addn. of stoichiom. amt. of substituted pyridine in MeOH (stirring), refluxing (water bath, 4 h), pptn. on volume reduction and standing (35°, 2 h); filtration, washing (cold water, MeOH, Et2O), drying (vac.); elem. anal.; | A 69.7% B n/a |
2,6-Diaminopyridine
HONC(CH3)C(CH3)NOCH2ONC(CH3)C(CH3)NOCoBr2
HONC(CH3)C(CH3)NOCH2ONC(CH3)C(CH3)NOCo(N3C5H7)Br(1+)*ClO4(1-)=[HONC(CH3)C(CH3)NOCH2ONC(CH3)C(CH3)NOCo(N3C5H7)Br]ClO4
B
sodium bromide
Conditions | Yield |
---|---|
In methanol; water addn. of satd. aq. soln. of NaClO4 to hot suspn. of Co complex in MeOH, addn. of stoichiom. amt. of substituted pyridine in MeOH (stirring), refluxing (water bath, 4 h), pptn. on volume reduction and standing (35°, 2 h); filtration, washing (cold water, MeOH, Et2O), drying (vac.); elem. anal.; | A 69.5% B n/a |
α-picoline
HONC(CH3)C(CH3)NOCH2ONC(CH3)C(CH3)NOCoBr2
HONC(CH3)C(CH3)NOCH2ONC(CH3)C(CH3)NOCo(NC5H4CH3)Br(1+)*ClO4(1-)=[HONC(CH3)C(CH3)NOCH2ONC(CH3)C(CH3)NOCo(NC5H4CH3)Br]ClO4
B
sodium bromide
Conditions | Yield |
---|---|
In methanol; water addn. of satd. aq. soln. of NaClO4 to hot suspn. of Co complex in MeOH, addn. of stoichiom. amt. of substituted pyridine in MeOH (stirring), refluxing (water bath, 4 h), pptn. on volume reduction and standing (35°, 2 h); filtration, washing (cold water, MeOH, Et2O), drying (vac.); elem. anal.; | A 67.9% B n/a |
sodium ethanolate
methyldibromobismuth(III)
ethanethiol
A
Methyldi(ethylthio)bismutan
B
sodium bromide
Conditions | Yield |
---|---|
20°C, equiv. amt. of C2H5SH; NaCl filtered off, the solvent evapd.in vac.; | A 67% B n/a |
sodium hexacarbonyltantalate*THF
Pyridine hydrobromide
A
tetracarbonyl{1,2-bis(diphenylphosphino)ethane}bromotantalum
B
sodium bromide
Conditions | Yield |
---|---|
With C2H4(P(C6H5)2)2 In tetrahydrofuran; toluene byproducts: C5H5N, CO, H2; Treating of suspn. of diphos and (H-py)Br in THF with Ta-complex at room temp. under a CO atmosphere.; Immediate react. with evolution of CO and H2 (gas chromy.) obsd. Stirring (2 h, room temp.), removal of THF (vac., room temp.), dissolving of residue (toluene, CO), stirring (2 h), filtn., treating with n-heptane. Sepn. of microcryst., elem. anal.; | A 66% B n/a |
Conditions | Yield |
---|---|
In sulfuric acid NaBr addn. to NH4ReO4 soln. in concd. H2SO4 (crystn.); extn. (toluene), distn. off of toluene; elem. anal.; | 100% |
In sulfuric acid byproducts: HBr, Br2; dissoln. of NH4ReO4 in 98% H2SO4, dropwise addn. of 20-50 fold excess NaBr, stirring (20-30 min); other alkali metal bromides can be used instead of NaBr; extn. (toluene), distn. off of solvent (vac., room temp.); elem. anal.; | 99% |
sodium bromide
(1-hexadecyl-1,4,8,11,-tetra-azacyclotetradecane)nickel(II) bromide
Conditions | Yield |
---|---|
In dichloromethane; water A CH2Cl2 layer of Ni(HNC2H4NHC3H6NHC2H4N(C16H33)C3H6)(ClO4)2 is equilibrated with an aq. layer of NaBr.; The ClO4(1-) ions are quantitatively replaced by the I(1-) ions forming the complex Ni(HNC2H4NHC3H6NHC2H4N(C16H33)C3H6)Br2.; | 100% |
chloro{2-(dimethylaminomethyl)phenyl}phenylbismuthine
sodium bromide
bromo{2-(dimethylaminomethyl)phenyl}phenylbismuthine
Conditions | Yield |
---|---|
In water; benzene Ar; NaBr in water added to Cl(C6H4CH2N(CH3)2)Bi(C6H5)Cl in benzene; organic layer extd. with ethyl acetate; ext. evapd. under reduced pressure; crystn. from hexane/CH2Cl2 gave crystals; | 100% |
Conditions | Yield |
---|---|
With tetrafluoroboric acid In water; toluene under Ar; a soln. of the starting complex in toluene is added to NaBr in aq. HBF4, mixt. stirred for 30 min; the toluene layer is separated, evapd.; the solid is treated with water-toluene, the organic layer is separated, evapd.; the residue is dissolved in toluene, hexane is added; elem. anal.; | 100% |
sodium bromide
Conditions | Yield |
---|---|
In N,N-dimethyl-formamide mixt. of Pd-complexes and NaBr in DMF was stirred for 12 h at 120°C under Ar, cooled to ambient temp.; diluted with Et2O, washed with H2O, dried over MgSO4, filtered, concd., silica gel with cyclohexane/AcOEt; elem. anal.; | 100% |
sodium bromide
Conditions | Yield |
---|---|
With AgBF4 In methanol; dichloromethane | 100% |
sodium bromide
[(2,6-bis-(di-tert-butylphosphinomethyl)pyridine)RhBr]
Conditions | Yield |
---|---|
In acetone at 20℃; for 1h; Inert atmosphere; Schlenk technique; Glovebox; | 100% |
cis-dichlorobis(diphenylvinylphosphine)palladium(II)
sodium bromide
trans-dibromobis(diphenylvinylphosphine)palladium(II)
Conditions | Yield |
---|---|
In methanol; dichloromethane; water Addn. of a CH3OH/H2O soln. of NaBr to a CH2Cl2 soln. of dichlorobis(diphenylvinylphosphine)palladium(II).; Elem.anal.; | 99.5% |
[PtClMe(2,9-dimethyl-1,10-phenanthroline)(CH2=CHOH)]
sodium bromide
[PtBrMe(2,9-dimethyl-1,10-phenanthroline)(CH2=CHOH)]
Conditions | Yield |
---|---|
In chloroform slight excess of NaBr, stirring at room temp. for 1 h; sepn. of org. layer, washing (water), filtration over Na2SO4, solvent removal (vac.); | 99% |
chloro[bis(2-diphenylphosphinophenyl)amide]nickel(II)
sodium bromide
[N(o-C6H4PPh2)2]NiBr
Conditions | Yield |
---|---|
In acetone under N2 atm. suspn. NaBr in acetone was added to soln. Ni complex in acetone and stirred at room temp. for 24 h; react. mixt. was evapd. to dryness in vacuo, residue was extd. with CH2Cl2, filtered through Celite, and evapd. in vacuo; elem. anal.; | 99% |
sodium bromide
Conditions | Yield |
---|---|
In not given dissoln. of Cr-complex in 0.01 M HCl (30°C), pptn. on addn. of satd. NaBr and slow cooling to 0°C; elem. anal.; | 99% |
sodium bromide
Conditions | Yield |
---|---|
In dichloromethane 1) NaBr (excess), 2) (Cp2Fe)PF6 (2 equiv), room temp.; | 99% |
sodium bromide
Conditions | Yield |
---|---|
In methanol addn. of NaBr to methanolic soln. of ruthenium compd., heating at 50°C for 20 h; NMR; | 99% |
[Pd(C6H2(CH2SPh)-2,6-(OH)-4)(MeCN)]BF4
sodium bromide
[PdBr(C6H2(CH2SPh)-2,6-(OH)-4)]
Conditions | Yield |
---|---|
In water; acetonitrile (under N2, Schlenk); aq. soln. of NaBr added to MeCN soln. of Pd-complex, stirred for 2 h at ambient temp.; concd. to removed volatiles, residue washed with H2O, dried in vacuo; elem. anal.; | 99% |
sodium bromide
Conditions | Yield |
---|---|
In dichloromethane; acetone (under Ar, Schlenk); NaBr added to soln. of Ru-complex in CH2Cl2-acetone1:1, stirred for 4 h at room temp.; volatiles evapd., silica column chromy. with CH2Cl2-acetone 95:5, recrystd. from CH2Cl2-pentane at -20°C; elem. anal.; | 99% |
pyridine
(S)-4-benzyl-3-(biphenyl-4-ylmethyl)-1-(2,6-diisopropylphenyl)-4,5-dihydro-1H-imidazol-3-ium bromide
sodium bromide
Conditions | Yield |
---|---|
With potassium carbonate at 80℃; for 12h; Inert atmosphere; | 99% |
Conditions | Yield |
---|---|
In dimethyl sulfoxide at 90℃; | 99% |
Conditions | Yield |
---|---|
In dimethyl sulfoxide at 90℃; | 99% |
Conditions | Yield |
---|---|
In methanol Ni-salt in methanol was added to a soln. of phenolate in methanol, Na-acetate and NaBr in methanol was added; pptn. with diethyl ether, filtered off, dried; | 98% |
sodium bromide
Conditions | Yield |
---|---|
In methanol N2, an excess of Na compd., stirred for 1 h at room temp., solvent removed, residue dissolved (CH2Cl2), filtered (celite), solvent removed (repeated 3 times); elem. anal.; | 98% |
cis-PtCl2[Ph2PNH(C6H3(3,5-CO2Me)2)](Ph2POMe)
sodium bromide
cis-PtBr2[Ph2PNH(C6H3(3,5-CO2Me)2)](Ph2POMe)
Conditions | Yield |
---|---|
In methanol; acetone Schlenk techniques; room temp.; elem. anal.; | 98% |
1-benzyl-3-isopropyl-benzimidazolium bromide
palladium diacetate
sodium bromide
Conditions | Yield |
---|---|
In dimethyl sulfoxide at 90℃; | 98% |
C6H4N2CH(CH2CH2CH2CH3)(CH2C6H5)(1+)*I(1-)=C6H4N2CH(CH2CH2CH2CH3)(CH2C6H5)I
palladium diacetate
sodium bromide
Conditions | Yield |
---|---|
In dimethyl sulfoxide at 90℃; | 98% |
dichlorobis(diphenylvinylphosphine)platinum(II)
sodium bromide
dibromobis(diphenylvinylphosphine)platinum(II)
Conditions | Yield |
---|---|
In methanol; dichloromethane; water metathesis of chloride complex in CH2Cl2/CH3OH/H2O for 3 days with a mixture of NaBr and complex in 6:1 molar ratio under N2; elem. anal.; | 97.8% |
rhodium(III) κC,κN,κN'-bis(N-tert-butyl)isophthalaldimin-2-yl dichloride
rhodium(III) κC,κN,κN'-bis(N-tert-butyl)isophthalaldimin-2-yl chloride bromide
sodium bromide
rhodium(III) κC,κN,κN'-bis(N-tert-butyl)isophthalaldimin-2-yl dibromide
Conditions | Yield |
---|---|
In acetone under N2; addn. of NaBr to mixt. of rhodium complexes in acetone, stirring overnight, evapn., extn. with chloroform, evapn., react. with NaBr, concn., stored on air for 3 d; ppt.; elem. anal.; | 97% |
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