CAS No.7370-58-3,3,3'-Diselenobispropionic acid Suppliers,MSDS download

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PROPIONIC ACID, 3,3-DISELENODI-Appearance:Off white to slight yellow solid Storage:Store in dry and cool condition Package:25kg or according to cutomer's demand Application:Chemical research/Pharmaceutical intermediates Transportation:By Sea,by Air,B

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Synthetic route

: 590-92-1
3-Bromopropionic acid

: 7370-58-3
3,3'-diselenodipropanoic acid

Conditions

Conditions	Yield
With sodium diselenide In water at 20℃; for 3h; Inert atmosphere;	87%
With selenium; sodium tetrahydroborate; water; sodium carbonate at 20℃; for 12h; pH=8; Inert atmosphere;	62%
With disodium diselenide	52%

: 107-94-8
chloropropionic acid

: 7370-58-3
3,3'-diselenodipropanoic acid

Conditions

Conditions	Yield
With selenium; sodium tetrahydroborate In water at 25℃; for 16h;	81.3%

: 57-57-8
β-Propiolactone

: 7370-58-3
3,3'-diselenodipropanoic acid

Conditions

Conditions	Yield
With sodium selenide; water

: 18207-08-4
3-selenocyanatopropanoic acid

: 7370-58-3
3,3'-diselenodipropanoic acid

Conditions

Conditions	Yield
With hydrogenchloride

: 7647-01-0
hydrogenchloride

: 18207-08-4
3-selenocyanatopropanoic acid

: 7370-58-3
3,3'-diselenodipropanoic acid

potassium salt of/the/ 3-chloro-propionic acid: potassium salt of/the/ 3-chloro-propionic acid

: 7370-58-3
3,3'-diselenodipropanoic acid

Conditions

Conditions	Yield
With potassium selenide; water

: 107-94-8
chloropropionic acid

: sodium diselenide

: 7370-58-3
3,3'-diselenodipropanoic acid

Conditions

Conditions	Yield
at 20℃; for 4h; pH=8; Inert atmosphere;

: 7370-58-3
3,3'-diselenodipropanoic acid

: 62-53-3
aniline

: 3,3′-diselanediylbis(N-phenylpropanamide)

Conditions

Conditions	Yield
Stage #1: 3,3'-diselenodipropanoic acid With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane for 2h; Stage #2: aniline at 20℃; for 14h;	80%
Stage #1: 3,3'-diselenodipropanoic acid With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane for 2h; Cooling with ice; Stage #2: aniline at 20℃; for 14h;	80%

: bis(η3-allyl-μ-chloropalladium(II))

: 7370-58-3
3,3'-diselenodipropanoic acid

: [Pd(μ-SeCH2CH2COOH)(η3-C3H5)]3

Conditions

Conditions	Yield
With NaBH4 In water; acetone to soln. Pd complex in acetone aq. soln. NaSeCH2CH2COOH prepared in situby reaction (SeCH2CH2COOH)2 with NaBH4 soln. Pd complex was added, stir red for 0.5 h; ppt. was filtered and washed with ether; elem. anal.;	78%

: 1585-90-6
1-(2-hydroxyethyl)-1H-pyrrole-2,5-dione

: 7370-58-3
3,3'-diselenodipropanoic acid

: bis(2-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)ethyl) 3,3'-diselanediyldipropionate

Conditions

Conditions	Yield
Stage #1: 1-(2-hydroxyethyl)-1H-pyrrole-2,5-dione With dmap; dicyclohexyl-carbodiimide In dichloromethane at 0℃; for 0.5h; Stage #2: 3,3'-diselenodipropanoic acid In dichloromethane at 0 - 20℃; for 24.5h;	75%
Stage #1: 1-(2-hydroxyethyl)-1H-pyrrole-2,5-dione With dmap; dicyclohexyl-carbodiimide for 0.5h; Steglich Esterification; Cooling with ice; Stage #2: 3,3'-diselenodipropanoic acid at 20℃; for 24.5h; Steglich Esterification; Cooling with ice;	70%
Stage #1: 1-(2-hydroxyethyl)-1H-pyrrole-2,5-dione With dmap; dicyclohexyl-carbodiimide In dichloromethane for 0.5h; Cooling with ice; Stage #2: 3,3'-diselenodipropanoic acid In dichloromethane at 20℃; for 24.5h; Cooling with ice;	63%

: 7370-58-3
3,3'-diselenodipropanoic acid

: 107-19-7
propargyl alcohol

: dipropargyl 3,3-diselenium dipropionate

Conditions

Conditions	Yield
Stage #1: propargyl alcohol With dmap; dicyclohexyl-carbodiimide In tetrahydrofuran for 0.5h; Cooling with ice; Stage #2: 3,3'-diselenodipropanoic acid In tetrahydrofuran at 20℃; for 24.5h; Cooling with ice;	68.5%

: 67-56-1
methanol

: 7370-58-3
3,3'-diselenodipropanoic acid

: 136397-82-5
diselenodipropionic acid dimethyl ester

Conditions

Conditions	Yield
With sulfuric acid for 24h; Heating;	68%
With sulfuric acid; benzene unter Entfernen des entstehenden Wassers;

: 617-89-0
furan-2-ylmethanamine

: 7370-58-3
3,3'-diselenodipropanoic acid

: C16H20N2O4Se2

Conditions

Conditions	Yield
Stage #1: furan-2-ylmethanamine With dicyclohexyl-carbodiimide In dichloromethane for 0.5h; Cooling with ice; Stage #2: 3,3'-diselenodipropanoic acid In dichloromethane at 20℃; for 24.5h; Cooling with ice;	67%

: 50475-22-4
ethylenediamine platinum(II) nitrate

: 7370-58-3
3,3'-diselenodipropanoic acid

: 1367708-23-3
Pt(H2NC2H4NH2)((OOCC2H4Se)2)

Conditions

Conditions	Yield
With NaOH In water to stirred soln. of Pt-complex aq. NaOH added slowly, stirred for ca. 20min, acid added at room temp., stirred for 2 h; soln. concd. (vac.), ppt. washed (ethanol), dried (vac.), recrystd. (H2O/ethanol); elem. anal.;	65%

: 7370-58-3
3,3'-diselenodipropanoic acid

: 2450-71-7
Propargylamine

: C12H16N2O2Se2

Conditions

Conditions	Yield
Stage #1: Propargylamine With dicyclohexyl-carbodiimide In dichloromethane for 0.5h; Cooling with ice; Stage #2: 3,3'-diselenodipropanoic acid In dichloromethane at 20℃; for 24.5h; Cooling with ice;	65%

: 7370-58-3
3,3'-diselenodipropanoic acid

: 57-88-5
cholesterol

: C60H98O4Se2

Conditions

Conditions	Yield
Stage #1: 3,3'-diselenodipropanoic acid With dicyclohexyl-carbodiimide In dichloromethane at 0℃; for 0.166667h; Inert atmosphere; Stage #2: With dmap In dichloromethane for 0.25h; Inert atmosphere; Stage #3: cholesterol In dichloromethane at 20℃; Inert atmosphere;	64%

: [Pd2Cl2(μ-Cl)2(P-n-Pr3)2]

: 7370-58-3
3,3'-diselenodipropanoic acid

A: [Pd2Cl2(μ-SeCH2CH2COOH)2(PnPr3)2]

B: [Pd3Cl2(μ-SeCH2CH2COOH)4(PnPr3)2]

Conditions

Conditions	Yield
With NaBH4; aq. NH3; conc. H2SO4 In water; acetone (SeCH2CH2COOH)2, NaBH4, NH3 soln., distilled water mixed, stirred under Ar, conc. H2SO4 added, acetone soln. of Pd complex added, stirred for 1 h at room temp.; evapd. under vac., residue washed with water, dried under vac., extracted with CH2Cl2, filtered, concentrated, layered with hexane-acetone, cooled, detd. by (1)H NMR, (31)P NMR, (77)Se NMR, elem.anal.;	A 60% B 8%

Yield

With NaBH4; aq. NH3; conc. H2SO4 In water; acetone (SeCH2CH2COOH)2, NaBH4, NH3 soln., distilled water mixed, stirred under Ar, conc. H2SO4 added, acetone soln. of Pd complex added, stirred for 1 h at room temp.; evapd. under vac., residue washed with water, dried under vac., extracted with CH2Cl2, filtered, concentrated, layered with hexane-acetone, cooled, detd. by (1)H NMR, (31)P NMR, (77)Se NMR, elem.anal.;

A 60%
B 8%

...Expand

: 93-35-6
7-hydroxy-2H-chromen-2-one

: 7370-58-3
3,3'-diselenodipropanoic acid

: C24H18O8Se2

Conditions

Conditions	Yield
With dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride In dichloromethane for 16h; Inert atmosphere;	60%

: 7370-58-3
3,3'-diselenodipropanoic acid

: 2Pd(2+)*4Cl(1-)*2P(CH3)(C6H5)2=[Pd2Cl4(P(CH3)(C6H5)2)2]

: 2Pd(2+)*2Cl(1-)*2SeCH2CH2C(O)OH(1-)*2P(CH3)(C6H5)2=[Pd2Cl2(SeCH2CH2COOH)2(P(CH3)(C6H5)2)2]

Conditions

Conditions	Yield
With NaBH4; aq. NH3; conc. H2SO4 In water; acetone (SeCH2CH2COOH)2, NaBH4, NH3 soln., distilled water mixed, stirred under Ar, conc. H2SO4 added, acetone soln. of Pd complex added, stirred for 1 h at room temp.; evapd. under vac., residue washed with water, dried under vac., extracted with CH2Cl2, filtered, concentrated, layered with hexane-acetone, cooled, detd. by (1)H NMR, (31)P NMR, (77)Se NMR, elem.anal., XRD;	54%

Yield

54%

: 7370-58-3
3,3'-diselenodipropanoic acid

: 95-54-5
1,2-diamino-benzene

: 1639895-72-9
C18H22N4O2Se2

Conditions

Conditions	Yield
With dicyclohexyl-carbodiimide In acetonitrile at 20℃; Inert atmosphere;	54%

: 7370-58-3
3,3'-diselenodipropanoic acid

: 4-(aminomethyl)benzonitrile hydrochloride

: 3,3'-diselanediylbis(N-(4-cyanobenzyl)propanamide)

Conditions

Conditions	Yield
With triethylamine In tetrahydrofuran; dichloromethane at 0 - 20℃; for 0.208333h; Inert atmosphere;	52%

: [Pt2Cl2(μ-Cl)2(P-n-Pr3)2]

: 7370-58-3
3,3'-diselenodipropanoic acid

: [Pt2Cl2(μ-SeCH2CH2COOH)2(PnPr3)2]

Conditions

Conditions	Yield
With NaBH4; aq. NH3; conc. H2SO4 In water; acetone (SeCH2CH2COOH)2, NaBH4, NH3 soln., distilled water mixed, stirred under Ar, conc. H2SO4 added, acetone soln. of Pt complex added, stirred for 1 h at room temp.; evapd. under vac., residue washed with water, dried under vac., extracted with CH2Cl2, filtered, concentrated, layered with hexane-acetone, cooled, detd. by (1)H NMR, (31)P NMR, (77)Se NMR, (195)Pt NMR, elem.anal.;	50%

Yield

With NaBH4; aq. NH3; conc. H2SO4 In water; acetone (SeCH2CH2COOH)2, NaBH4, NH3 soln., distilled water mixed, stirred under Ar, conc. H2SO4 added, acetone soln. of Pt complex added, stirred for 1 h at room temp.; evapd. under vac., residue washed with water, dried under vac., extracted with CH2Cl2, filtered, concentrated, layered with hexane-acetone, cooled, detd. by (1)H NMR, (31)P NMR, (77)Se NMR, (195)Pt NMR, elem.anal.;

50%