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ChemicalBook >> CAS DataBase List >> (R)-(+)-2,2',6,6'-TETRAMETHOXY-4,4'-BIS(DIPHENYLPHOSPHINO)-3,3'-BIPYRIDINE

(R)-(+)-2,2',6,6'-TETRAMETHOXY-4,4'-BIS(DIPHENYLPHOSPHINO)-3,3'-BIPYRIDINE

(R)-(+)-2,2',6,6'-TETRAMETHOXY-4,4'-BIS(DIPHENYLPHOSPHINO)-3,3'-BIPYRIDINE price.
  • $62 - $723
  • Product name: (R)-(+)-2,2',6,6'-TETRAMETHOXY-4,4'-BIS(DIPHENYLPHOSPHINO)-3,3'-BIPYRIDINE
  • CAS: 221012-82-4
  • MF: C38H34N2O4P2
  • MW: 644.64
  • EINECS:
  • MDL Number:MFCD04038734
  • Synonyms:CTH-(S)-P-PHOS;CTH-(R)-P-PHOS;(S)-(-)-2,2',6,6'-TETRAMETHOXY-4,4'-BIS(DIPHENYLPHOSPHINO)-3,3'-BIPYRIDINE;(S)-(-)-2,2',6,6'-TETRAMETHOXY-4,4'-BIS(DIPHENYLPHOSPHINO)-3,3-BIPYRIDINE;(R)-P-PHOS;(S)-P-PHOS;(R)-(-)-2,2',6,6'-TETRAMETHOXY-4,4'-BIS(DIPHENYLPHOSPHINO)-3,3'-BIPYRIDINE;(R)-(+)-2,2',6,6'-TETRAMETHOXY-4,4'-BIS(DIPHENYLPHOSPHINO)-3,3'-BIPYRIDINE
10 prices
Selected condition：
Brand
  • BLDpharm
  • ChemScene
  • Sigma-Aldrich
  • Strem Chemicals
Package
  • 50mg
  • 100mg
  • 250mg
  • 500mg
  • 1g
  • ManufacturerBLDpharm
  • Product numberBD01098298
  • Product description(R)-2,2',6,6'-Tetramethoxy-4,4'-bis(diphenylphosphino)-3,3'-bipyridine 98%
  • Packaging50mg
  • Price$62
  • Updated2021-12-16
  • Buy
  • ManufacturerBLDpharm
  • Product numberBD01098298
  • Product description(R)-2,2',6,6'-Tetramethoxy-4,4'-bis(diphenylphosphino)-3,3'-bipyridine 98%
  • Packaging100mg
  • Price$113
  • Updated2021-12-16
  • Buy
  • ManufacturerBLDpharm
  • Product numberBD01098298
  • Product description(R)-2,2',6,6'-Tetramethoxy-4,4'-bis(diphenylphosphino)-3,3'-bipyridine 98%
  • Packaging250mg
  • Price$230
  • Updated2021-12-16
  • Buy
  • ManufacturerBLDpharm
  • Product numberBD01098298
  • Product description(R)-2,2',6,6'-Tetramethoxy-4,4'-bis(diphenylphosphino)-3,3'-bipyridine 98%
  • Packaging1g
  • Price$723
  • Updated2021-12-16
  • Buy
  • ManufacturerChemScene
  • Product numberCS-0092889
  • Product description(R)-P-Phos >97.0%
  • Packaging250mg
  • Price$215
  • Updated2021-12-16
  • Buy
  • ManufacturerChemScene
  • Product numberCS-0092889
  • Product description(R)-P-Phos >97.0%
  • Packaging100mg
  • Price$123
  • Updated2021-12-16
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number675806
  • Product description(R)-(+)-2,2′,6,6′-Tetramethoxy-4,4′-bis(diphenylphosphino)-3,3′-bipyridine 97%
  • Packaging500mg
  • Price$412
  • Updated2023-06-20
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number675806
  • Product description(R)-(+)-2,2′,6,6′-Tetramethoxy-4,4′-bis(diphenylphosphino)-3,3′-bipyridine 97%
  • Packaging100mg
  • Price$101
  • Updated2024-03-01
  • Buy
  • ManufacturerStrem Chemicals
  • Product number15-5200
  • Product description(R)-(+)-2,2',6,6'-Tetramethoxy-4,4'-bis(diphenylphosphino)-3,3'-bipyridine, min. 97% CTH-(R)-P-Phos
  • Packaging100mg
  • Price$78
  • Updated2024-03-01
  • Buy
  • ManufacturerStrem Chemicals
  • Product number15-5200
  • Product description(R)-(+)-2,2',6,6'-Tetramethoxy-4,4'-bis(diphenylphosphino)-3,3'-bipyridine, min. 97% CTH-(R)-P-Phos
  • Packaging500mg
  • Price$316
  • Updated2024-03-01
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
BLDpharm BD01098298 (R)-2,2',6,6'-Tetramethoxy-4,4'-bis(diphenylphosphino)-3,3'-bipyridine 98% 50mg $62 2021-12-16 Buy
BLDpharm BD01098298 (R)-2,2',6,6'-Tetramethoxy-4,4'-bis(diphenylphosphino)-3,3'-bipyridine 98% 100mg $113 2021-12-16 Buy
BLDpharm BD01098298 (R)-2,2',6,6'-Tetramethoxy-4,4'-bis(diphenylphosphino)-3,3'-bipyridine 98% 250mg $230 2021-12-16 Buy
BLDpharm BD01098298 (R)-2,2',6,6'-Tetramethoxy-4,4'-bis(diphenylphosphino)-3,3'-bipyridine 98% 1g $723 2021-12-16 Buy
ChemScene CS-0092889 (R)-P-Phos >97.0% 250mg $215 2021-12-16 Buy
ChemScene CS-0092889 (R)-P-Phos >97.0% 100mg $123 2021-12-16 Buy
Sigma-Aldrich 675806 (R)-(+)-2,2′,6,6′-Tetramethoxy-4,4′-bis(diphenylphosphino)-3,3′-bipyridine 97% 500mg $412 2023-06-20 Buy
Sigma-Aldrich 675806 (R)-(+)-2,2′,6,6′-Tetramethoxy-4,4′-bis(diphenylphosphino)-3,3′-bipyridine 97% 100mg $101 2024-03-01 Buy
Strem Chemicals 15-5200 (R)-(+)-2,2',6,6'-Tetramethoxy-4,4'-bis(diphenylphosphino)-3,3'-bipyridine, min. 97% CTH-(R)-P-Phos 100mg $78 2024-03-01 Buy
Strem Chemicals 15-5200 (R)-(+)-2,2',6,6'-Tetramethoxy-4,4'-bis(diphenylphosphino)-3,3'-bipyridine, min. 97% CTH-(R)-P-Phos 500mg $316 2024-03-01 Buy

Properties

Melting point :261-265°C
Boiling point :686.1±55.0 °C(Predicted)
storage temp. :under inert gas (nitrogen or Argon) at 2-8°C
pka :-2.99±0.20(Predicted)
form :Powder
color :white to pale yellow
optical activity :[α]20/D +98°, c = 1 in chloroform

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning GHS hazard pictograms P264, P270, P301+P312, P330, P501
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning GHS hazard pictograms
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Description

(R)-(+)-2,2',6,6'-Tetramethoxy-4,4'-bis(diphenylphosphino)-3,3'-bipyridine is a ligand employed in the asymmetic hydrogenation of -keto esters, 2-arylacrylates, aryl ketones , and other substrates.

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