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ChemicalBook >> CAS DataBase List >> (-)-1,2-BIS[(2R,5R)-2,5-DIMETHYLPHOSPHOLANO]BENZENE

(-)-1,2-BIS[(2R,5R)-2,5-DIMETHYLPHOSPHOLANO]BENZENE

(-)-1,2-BIS[(2R,5R)-2,5-DIMETHYLPHOSPHOLANO]BENZENE price.
  • $48 - $1695
  • Product name: (-)-1,2-BIS[(2R,5R)-2,5-DIMETHYLPHOSPHOLANO]BENZENE
  • CAS: 147253-67-6
  • MF: C18H28P2
  • MW: 306.36
  • EINECS:
  • MDL Number:MFCD00142336
  • Synonyms:(2R,2'R,5R,5'R)-2,2',5,5'-TETRAMETHYL-1,1'-(1,2-PHENYLENE)DIPHOSPHOLANE;(2R,2'R,5R,5'R)-2,2',5,5'-TETRAMETHYL-1,1'-(O-PHENYLENE)DIPHOSPHOLANE;(-)-1,2-BIS[(2R,5R)-2,5-DIMETHYLPHOSPHOLANO]BENZENE;(-)-1,2-BIS((2R,5R)-2,5-DIMETHYLPHOSPHOLANO)BENZENE, KANATA PURITY;(-)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)benzene(r,r)-me-duphos;(-)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)benzene,98+%(R,R)-Me-DUPHOS;(-)-1,2-Bis((2R,5R)-2,5-dimethylphospholano)benzene, (R,R)-Me-DUPHOS,98+%;()-1,2-Bis[(2R,5R)-2,5-dimethylphospholano]benzene,(2R,2’R,5R,5′R)-2,2′,5,5′-Tetramethyl-1,1′-(o-phenylene)diphospholane, (R,R)-Me-DUPHOS, (R,R)-Methyl-DUPHOS
Price31 Properties Safety Information Description
31 prices
Selected condition：
Brand
  • ACHEMBLOCK
  • AK Scientific
  • Ambeed
  • American Custom Chemicals Corporation
  • Arctom
  • Chem-Impex
  • Sigma-Aldrich
  • Strem Chemicals
  • TCI Chemical
  • Thermo Scientific Chemicals
Package
  • 100mg
  • 250MG
  • 500MG
  • 1G
  • 2G
  • 5G
  • ManufacturerACHEMBLOCK
  • Product numberX189930
  • Product description1,2-Bis[(2R,5R)-2,5-dimethylphospholano]benzene 97.00%
  • Packaging1G
  • Price$355
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberX189930
  • Product description1,2-Bis[(2R,5R)-2,5-dimethylphospholano]benzene 97.00%
  • Packaging250MG
  • Price$115
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberX189930
  • Product description1,2-Bis[(2R,5R)-2,5-dimethylphospholano]benzene 97.00%
  • Packaging5G
  • Price$1695
  • Updated2026-05-27
  • Buy
  • ManufacturerAK Scientific
  • Product number9845BA
  • Product description(R,R)-Methyl-DUPHOS
  • Packaging1g
  • Price$556
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA521843
  • Product description1,2-Bis((2R,5R)-2,5-dimethylphospholan-1-yl)benzene 98%
  • Packaging1g
  • Price$520
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA521843
  • Product description1,2-Bis((2R,5R)-2,5-dimethylphospholan-1-yl)benzene 98%
  • Packaging250mg
  • Price$165
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA521843
  • Product description1,2-Bis((2R,5R)-2,5-dimethylphospholan-1-yl)benzene 98%
  • Packaging100mg
  • Price$80
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberING0001089
  • Product description(-)-1,2-BIS((2R,5R)-2,5-DIMETHYLPHOSPHOLANO)BENZENE 95.00%
  • Packaging250MG
  • Price$531
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberING0001089
  • Product description(-)-1,2-BIS((2R,5R)-2,5-DIMETHYLPHOSPHOLANO)BENZENE 95.00%
  • Packaging2G
  • Price$1448
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberING0001089
  • Product description(-)-1,2-BIS((2R,5R)-2,5-DIMETHYLPHOSPHOLANO)BENZENE 95.00%
  • Packaging500MG
  • Price$662
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberING0001089
  • Product description(-)-1,2-BIS((2R,5R)-2,5-DIMETHYLPHOSPHOLANO)BENZENE 95.00%
  • Packaging100MG
  • Price$460.4
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberAS584877
  • Product description1,2-Bis((2R,5R)-2,5-dimethylphospholan-1-yl)benzene 98%
  • Packaging250mg
  • Price$97
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberAS584877
  • Product description1,2-Bis((2R,5R)-2,5-dimethylphospholan-1-yl)benzene 98%
  • Packaging100mg
  • Price$48
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberAS584877
  • Product description1,2-Bis((2R,5R)-2,5-dimethylphospholan-1-yl)benzene 98%
  • Packaging1g
  • Price$364
  • Updated2021-12-16
  • Buy
  • ManufacturerChem-Impex
  • Product number41150
  • Product description1,2-Bis[(2R,5R)-2,5-dimethylphospholano]benzene ≥97%(Assay)
  • Packaging250MG
  • Price$175
  • Updated2026-05-19
  • Buy
  • ManufacturerChem-Impex
  • Product number41150
  • Product description1,2-Bis[(2R,5R)-2,5-dimethylphospholano]benzene,98%(GC) 98%(GC)
  • Packaging100MG
  • Price$64.96
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
ACHEMBLOCK X189930 1,2-Bis[(2R,5R)-2,5-dimethylphospholano]benzene 97.00% 1G $355 2026-05-27 Buy
ACHEMBLOCK X189930 1,2-Bis[(2R,5R)-2,5-dimethylphospholano]benzene 97.00% 250MG $115 2026-05-27 Buy
ACHEMBLOCK X189930 1,2-Bis[(2R,5R)-2,5-dimethylphospholano]benzene 97.00% 5G $1695 2026-05-27 Buy
AK Scientific 9845BA (R,R)-Methyl-DUPHOS 1g $556 2021-12-16 Buy
Ambeed A521843 1,2-Bis((2R,5R)-2,5-dimethylphospholan-1-yl)benzene 98% 1g $520 2021-12-16 Buy
Ambeed A521843 1,2-Bis((2R,5R)-2,5-dimethylphospholan-1-yl)benzene 98% 250mg $165 2021-12-16 Buy
Ambeed A521843 1,2-Bis((2R,5R)-2,5-dimethylphospholan-1-yl)benzene 98% 100mg $80 2021-12-16 Buy
American Custom Chemicals Corporation ING0001089 (-)-1,2-BIS((2R,5R)-2,5-DIMETHYLPHOSPHOLANO)BENZENE 95.00% 250MG $531 2021-12-16 Buy
American Custom Chemicals Corporation ING0001089 (-)-1,2-BIS((2R,5R)-2,5-DIMETHYLPHOSPHOLANO)BENZENE 95.00% 2G $1448 2021-12-16 Buy
American Custom Chemicals Corporation ING0001089 (-)-1,2-BIS((2R,5R)-2,5-DIMETHYLPHOSPHOLANO)BENZENE 95.00% 500MG $662 2021-12-16 Buy
American Custom Chemicals Corporation ING0001089 (-)-1,2-BIS((2R,5R)-2,5-DIMETHYLPHOSPHOLANO)BENZENE 95.00% 100MG $460.4 2021-12-16 Buy
Arctom AS584877 1,2-Bis((2R,5R)-2,5-dimethylphospholan-1-yl)benzene 98% 250mg $97 2021-12-16 Buy
Arctom AS584877 1,2-Bis((2R,5R)-2,5-dimethylphospholan-1-yl)benzene 98% 100mg $48 2021-12-16 Buy
Arctom AS584877 1,2-Bis((2R,5R)-2,5-dimethylphospholan-1-yl)benzene 98% 1g $364 2021-12-16 Buy
Chem-Impex 41150 1,2-Bis[(2R,5R)-2,5-dimethylphospholano]benzene ≥97%(Assay) 250MG $175 2026-05-19 Buy
Chem-Impex 41150 1,2-Bis[(2R,5R)-2,5-dimethylphospholano]benzene,98%(GC) 98%(GC) 100MG $64.96 2021-12-16 Buy
Next Last

Properties

Melting point :66-76 °C
Boiling point :415.0±15.0 °C(Predicted)
alpha :-476° (c 1, hexane)
storage temp. :under inert gas (nitrogen or Argon) at 2-8°C
form :crystal
color :white
optical activity :[α]20/D -420±15°, c = 0.5 in methylene chloride
Water Solubility :Insoluble in water.
Sensitive :Air Sensitive
BRN :4810602
InChI :1S/C18H28P2/c1-13-9-10-14(2)19(13)17-7-5-6-8-18(17)20-15(3)11-12-16(20)4/h5-8,13-16H,9-12H2,1-4H3/t13-,14-,15-,16-/m1/s1
InChIKey :AJNZWRKTWQLAJK-KLHDSHLOSA-N
SMILES :C[C@@H]1CC[C@@H](C)P1c2ccccc2P3[C@H](C)CC[C@H]3C
CAS DataBase Reference :147253-67-6

Safety Information

Symbol(GHS): Exclamation Mark (GHS07)
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.

Description

1,2-Bis[(2R,5R)-2,5-dimethyl-1-phospholanyl]benzene is an important raw material and intermediate used in organic synthesis, pharmaceuticals, agrochemicals and dyestuff. It is used as highly efficient privileged ligands.

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Suppliers and manufacturers

career henan chemical co
(-)-1,2-BIS[(2R,5R)-2,5-DIMETHYLPHOSPHOLANO]BENZENE
$7.00 /1KG
(-)-1,2-BIS[(2R,5R)-2,5-DIMETHYLPHOSPHOLANO]BENZENE CAS:147253-67-6
Shanghai Daken Advanced Materials Co.,Ltd
ATK CHEMICAL COMPANY LIMITED
NINGBO INNO PHARMCHEM CO., LTD.
Zhengzhou Alfa Chemical Co.,Ltd
Dayang Chem (Hangzhou) Co.,Ltd.
PT CHEM GROUP LIMITED
GIHI CHEMICALS CO.,LIMITED
Henan Allgreen Chemical Co.,LTD
Shanghai Acmec Biochemical Technology Co., Ltd.