ChemicalBook > CAS DataBase List > (+)-1,2-BIS[(2S,5S)-2,5-DIETHYLPHOSPHOLANO]BENZENE

(+)-1,2-BIS[(2S,5S)-2,5-DIETHYLPHOSPHOLANO]BENZENE

Reaction

Product Name: (+)-1,2-BIS[(2S,5S)-2,5-DIETHYLPHOSPHOLANO]BENZENE
CAS No.: 136779-28-7
Chemical Name: (+)-1,2-BIS[(2S,5S)-2,5-DIETHYLPHOSPHOLANO]BENZENE
Synonyms: ano)benzene;(S,S)-ET-DUPHOS;(SS)-Et-DuPhosTM;(S,S)-ETHYL-DUPHOS;(+)-1,2-BIS[(2S,5S)-2,5-DIETHYLPHOSPHOLANO]BENZENE;1,2-Bis((2S,5S)-2,5-diethylphospholan-1-yl)benzene;(+)-1,2-Bis((2S,5S)-2,5-diethylphospholano)benzene;1,2-Bis[(2S,5S)-2,5-diethyl-1-phospholanyl]benzene;(+)-1,2-Bis[(2S,5S)-2,5-diethyl-1-phospholanyl]benzene, 97+%;1,2-Bis((2S,5S)-2,5-diethylphospholan-1-yl)benzene - [B94182]
CBNumber: CB6458276
Molecular Formula: C22H36P2
Formula Weight: 362.47
MOL File: 136779-28-7.mol

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(+)-1,2-BIS[(2S,5S)-2,5-DIETHYLPHOSPHOLANO]BENZENE Property

Boiling point:: 468.5±15.0 °C(Predicted)
alpha: +265° (c 1, hexane)
Density: 1.010 g/mL at 25 °C
refractive index: n20/D 1.581
Flash point:: >230 °F
storage temp.: under inert gas (nitrogen or Argon) at 2-8°C
Appearance: Colorless to light yellow Viscous Liquid
optical activity: 146.34°(C=1.00g/100mL, hexane, 20°C, 589nm)
Sensitive: Air Sensitive
BRN: 4814174

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Safety

Hazard Codes: Xi
Risk Statements: 36/37/38
Safety Statements: 26-36
WGK Germany: 3
F: 1-10

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: 668486
Product name: (+)-1,2-Bis[(2S,5S)-2,5-diethylphospholano]benzene
Purity: Namena purity
Packaging: 500mg
Price: $283
Updated: 2025/07/31

Sigma-Aldrich

Product number: 668486
Product name: (+)-1,2-Bis[(2S,5S)-2,5-diethylphospholano]benzene
Purity: Namena purity
Packaging: 100mg
Price: $108
Updated: 2024/03/01

Strem Chemicals

Product number: 15-0098
Product name: (+)-1,2-Bis((2S,5S)-2,5-diethylphospholano)benzene, 98+% (S,S)-Et-DUPHOS
Packaging: 100mg
Price: $82
Updated: 2024/03/01

Strem Chemicals

Product number: 15-0098
Product name: (+)-1,2-Bis((2S,5S)-2,5-diethylphospholano)benzene, 98+% (S,S)-Et-DUPHOS
Packaging: 500mg
Price: $283
Updated: 2024/03/01

Strem Chemicals

Product number: 15-0098
Product name: (+)-1,2-Bis((2S,5S)-2,5-diethylphospholano)benzene, 98+% (S,S)-Et-DUPHOS
Packaging: 2g
Price: $917
Updated: 2024/03/01

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(+)-1,2-BIS[(2S,5S)-2,5-DIETHYLPHOSPHOLANO]BENZENE Chemical Properties,Usage,Production

Reaction

Ligand used in rhodium catalyzed asymmetric hydrogenation of 2-methylenesuccinamic acid.

Uses

DuPhos and BPE Ligands: Highly Efficient Privileged Ligands

(+)-1,2-BIS[(2S,5S)-2,5-DIETHYLPHOSPHOLANO]BENZENE Preparation Products And Raw materials

Raw materials

Preparation Products

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(+)-1,2-BIS[(2S,5S)-2,5-DIETHYLPHOSPHOLANO]BENZENE Suppliers

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136779-28-7, (+)-1,2-BIS[(2S,5S)-2,5-DIETHYLPHOSPHOLANO]BENZENERelated Search:

(R)-5-fluoro-3-methylisobenzofuran-1(3H)-one (+)-1,2-BIS[(2S,5S)-2,5-DIMETHYLPHOSPHOLANO]BENZENE (S)-5-fluoro-3-methylisobenzofuran-1(3H)-one (-)-1,2-BIS[(2R,5R)-2,5-DIMETHYLPHOSPHOLANO]BENZENE (-)-1,2-BIS((2R,5R)-2,5-DIETHYLPHOSPHOLANO)BENZENE Benzene (+)-1,2-BIS((2S,5S)-2,5-DIETHYLPHOSPHOLANO)BENZENE(CYCLOOCTADIENE)RHODIUM (I) TRIFLUOROMETHANESULFONATE (-)-1,2-BIS((2R,5R)-2,5-DIETHYLPHOSPHOLANO)BENZENE(CYCLOOCTADIENE)RHODIUM(L)TETRAFLUOROBORATE (-)-1,2-Bis((2R,5R)-2,5-diethylphospholano)benzene(cyclooctadiene)rhodium(I) trifluoromethanesulfonate (+)-1,2-BIS((2R,5R)-2,5-DI-I-PROPYLPHOSPHOLANO)BENZENE)1,5-CYCLOOCTADIENE)RHODIUM (I) TETRAFLUOROBORATE (-)-1,2-BIS((2R,5R)-2,5-DIETHYLPHOSPHOLANO)BENZENE(CYCLOOCTADIENE)RHODIUM(I)TRIFLUOROMETHANESULFONATE (+)-1,2-BIS((2S,5S)-2,5-DIETHYLPHOSPHOLANO)BENZENE(CYCLOOCTADIENE)RHODIUM(L)TETRAFLUOROBORATE (+)-1,2-Bis[(2R,5R)-2,5-diisopropylphospholano]benzene (+)-1,2-BIS[(2S,5S)-2,5-DIETHYLPHOSPHOLANO]BENZENE

(S,S)-ETHYL-DUPHOS

(S,S)-ET-DUPHOS

1,2-Bis((2S,5S)-2,5-diethylphospholan-1-yl)benzene

(+)-1,2-Bis[(2S,5S)-2,5-diethylphospholano]benzene, Kanata purity

(+)-1,2-Bis((2S,5S)-2,5-diethylphospholano)benzene,98+%(S,S)-Et-DUPHOS

(S,S)-Ethyl-DUPHOS, (2S,2μS,5S,5μS)-2,2μ,5,5μ-Tetraethyl-1,1μ-(o-phenylene)diphospholane

(2S,2'S,5S,5'S)-2,2',5,5'-TETRAETHYL-1,1'-(1,2-PHENYLENE)DIPHOSPHOLANE

(2S,2'S,5S,5'S)-2,2',5,5'-TETRAETHYL-1,1'-(O-PHENYLENE)DIPHOSPHOLANE

(+)-1,2-BIS[(2S,5S)-2,5-DIETHYLPHOSPHOLANO]BENZENE

(+)-1,2-Bis[(2S,5S)-2,5-diethyl-1-phospholanyl]benzene, 97+%

(+)-1,2-Bis((2S,5S)-2,5-diethylphospholano)benzene (S,S)-Et-DUPHOS

ano)benzene

Phospholane, 1,1'-(1,2-phenylene)bis[2,5-diethyl-, (2S,2'S,5S,5'S)-

(+)-1,2-Bis((2S,5S)-2,5-diethylphospholano)benzene

(2S,5S)-1-[2-[(2S,5S)-2,5-diethylphospholan-1-yl]phenyl]-2,5-diethylphospholane

(SS)-Et-DuPhosTM

1,2-Bis[(2S,5S)-2,5-diethyl-1-phospholanyl]benzene

(+)-1,2-Bis[(2<i>S</i>,5<i>S</i>)-2,5-diethylphospholano]benzene

1,2-Bis((2S,5S)-2,5-diethylphospholan-1-yl)benzene - [B94182]

136779-28-7

C22H36P2

Chiral Catalysts, Ligands, and Reagents

Asymmetric Synthesis

Privileged Ligands

DuPhos/BPE

organophosphine ligand