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ChemicalBook >> CAS DataBase List >> 9,9-Dimethyl-4,5-bis(di-t-butylphosphino)xanthene, min. 97% t-Bu-xantphos

9,9-Dimethyl-4,5-bis(di-t-butylphosphino)xanthene, min. 97% t-Bu-xantphos

9,9-Dimethyl-4,5-bis(di-t-butylphosphino)xanthene, min. 97% t-Bu-xantphos price.
  • $13 - $814.36
  • Product name: 9,9-Dimethyl-4,5-bis(di-t-butylphosphino)xanthene, min. 97% t-Bu-xantphos
  • CAS: 856405-77-1
  • MF: C31H48OP2
  • MW: 498.67
  • EINECS:
  • MDL Number:MFCD07781995
  • Synonyms:97% t-Bu-XANTPHOS;9,9-DiMethyl-4,5-bis(di-t-butylphosphino)xanthene,97% t-Bu-XANTPHOS;4,5-Bis[di(tert-butyl)phosphino]-9,9-dimethyl-9H-xanthene;9,9-DiMethyl-4,5-bis(di-t-butylphosphino)xanthene, 99% t-Bu-XANTPHOS;9,9-Dimethyl-4,5-bis(di-tert-butylphosphino)xanthene 97%;(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(di-tert-butylphosphine);9,9-Dimethyl-4,5-bis(di-t-butylphosphino)xanthene, min. 97%;Phosphine, (9,9-dimethyl-9H-xanthene-4,5-diyl)bis[bis(1,1-dimethylethyl)-
Price31 Properties Safety Information Description
31 prices
Selected condition：
Brand
  • aablocks
  • ACHEMBLOCK
  • AK Scientific
  • Ambeed
  • American Custom Chemicals Corporation
  • Arctom
  • Biosynth
  • ChemScene
  • ChemSupplyAustralia
  • Crysdot
  • Sigma-Aldrich
  • Strem Chemicals
  • Synthonix
  • Thermo Scientific Chemicals
Package
  • 100mg
  • 250mg
  • 500MG
  • 1g
  • 2g
  • 5g
  • 25G
  • Manufactureraablocks
  • Product numberAA003NH0
  • Product descriptionPhosphine, 1,1'-(9,9-dimethyl-9H-xanthene-4,5-diyl)bis[1,1-bis(1,1-dimethylethyl)- 98%
  • Packaging1g
  • Price$29
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003NH0
  • Product descriptionPhosphine, 1,1'-(9,9-dimethyl-9H-xanthene-4,5-diyl)bis[1,1-bis(1,1-dimethylethyl)- 98%
  • Packaging100mg
  • Price$13
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003NH0
  • Product descriptionPhosphine, 1,1'-(9,9-dimethyl-9H-xanthene-4,5-diyl)bis[1,1-bis(1,1-dimethylethyl)- 98%
  • Packaging250mg
  • Price$16
  • Updated2026-05-28
  • Buy
  • Manufactureraablocks
  • Product numberAA003NH0
  • Product descriptionPhosphine, 1,1'-(9,9-dimethyl-9H-xanthene-4,5-diyl)bis[1,1-bis(1,1-dimethylethyl)- 97%
  • Packaging5g
  • Price$97
  • Updated2026-05-28
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberT96593
  • Product description(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(di-tert-butylphosphine) 97%
  • Packaging25G
  • Price$580
  • Updated2026-05-27
  • Buy
  • ManufacturerACHEMBLOCK
  • Product numberT96593
  • Product description(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(di-tert-butylphosphine) 97%
  • Packaging5G
  • Price$145
  • Updated2026-05-27
  • Buy
  • ManufacturerAK Scientific
  • Product number3519CW
  • Product description9,9-Dimethyl-4,5-bis(di-tert-butylphosphino)xanthene
  • Packaging1g
  • Price$336
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA357986
  • Product description(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(di-tert-butylphosphine) 98%
  • Packaging1g
  • Price$98
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA357986
  • Product description(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(di-tert-butylphosphine) 98%
  • Packaging100mg
  • Price$18
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA357986
  • Product description(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(di-tert-butylphosphine) 98%
  • Packaging250mg
  • Price$30
  • Updated2021-12-16
  • Buy
  • ManufacturerAmbeed
  • Product numberA357986
  • Product description(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(di-tert-butylphosphine) 98%
  • Packaging5g
  • Price$320
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberOPC0000997
  • Product description9,9-DIMETHYL-4,5-BIS(DI-TERT-BUTYLPHOSPHINO)XANTHENE 95.00%
  • Packaging500MG
  • Price$666.4
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberOPC0000997
  • Product description9,9-DIMETHYL-4,5-BIS(DI-TERT-BUTYLPHOSPHINO)XANTHENE 95.00%
  • Packaging1G
  • Price$814.36
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberAS532358
  • Product description(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(di-tert-butylphosphine) 98%
  • Packaging5g
  • Price$317
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberAS532358
  • Product description(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(di-tert-butylphosphine) 98%
  • Packaging250mg
  • Price$30
  • Updated2021-12-16
  • Buy
  • ManufacturerArctom
  • Product numberAS532358
  • Product description(9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(di-tert-butylphosphine) 98%
  • Packaging100mg
  • Price$18
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
aablocks AA003NH0 Phosphine, 1,1'-(9,9-dimethyl-9H-xanthene-4,5-diyl)bis[1,1-bis(1,1-dimethylethyl)- 98% 1g $29 2026-05-28 Buy
aablocks AA003NH0 Phosphine, 1,1'-(9,9-dimethyl-9H-xanthene-4,5-diyl)bis[1,1-bis(1,1-dimethylethyl)- 98% 100mg $13 2026-05-28 Buy
aablocks AA003NH0 Phosphine, 1,1'-(9,9-dimethyl-9H-xanthene-4,5-diyl)bis[1,1-bis(1,1-dimethylethyl)- 98% 250mg $16 2026-05-28 Buy
aablocks AA003NH0 Phosphine, 1,1'-(9,9-dimethyl-9H-xanthene-4,5-diyl)bis[1,1-bis(1,1-dimethylethyl)- 97% 5g $97 2026-05-28 Buy
ACHEMBLOCK T96593 (9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(di-tert-butylphosphine) 97% 25G $580 2026-05-27 Buy
ACHEMBLOCK T96593 (9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(di-tert-butylphosphine) 97% 5G $145 2026-05-27 Buy
AK Scientific 3519CW 9,9-Dimethyl-4,5-bis(di-tert-butylphosphino)xanthene 1g $336 2021-12-16 Buy
Ambeed A357986 (9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(di-tert-butylphosphine) 98% 1g $98 2021-12-16 Buy
Ambeed A357986 (9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(di-tert-butylphosphine) 98% 100mg $18 2021-12-16 Buy
Ambeed A357986 (9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(di-tert-butylphosphine) 98% 250mg $30 2021-12-16 Buy
Ambeed A357986 (9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(di-tert-butylphosphine) 98% 5g $320 2021-12-16 Buy
American Custom Chemicals Corporation OPC0000997 9,9-DIMETHYL-4,5-BIS(DI-TERT-BUTYLPHOSPHINO)XANTHENE 95.00% 500MG $666.4 2021-12-16 Buy
American Custom Chemicals Corporation OPC0000997 9,9-DIMETHYL-4,5-BIS(DI-TERT-BUTYLPHOSPHINO)XANTHENE 95.00% 1G $814.36 2021-12-16 Buy
Arctom AS532358 (9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(di-tert-butylphosphine) 98% 5g $317 2021-12-16 Buy
Arctom AS532358 (9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(di-tert-butylphosphine) 98% 250mg $30 2021-12-16 Buy
Arctom AS532358 (9,9-Dimethyl-9H-xanthene-4,5-diyl)bis(di-tert-butylphosphine) 98% 100mg $18 2021-12-16 Buy
Next Last

Properties

Melting point :153-157℃
Boiling point :563.1±50.0 °C(Predicted)
storage temp. :under inert gas (nitrogen or Argon) at 2-8°C
form :Powder
color :white to light yellow
InChI :1S/C31H48OP2/c1-27(2,3)33(28(4,5)6)23-19-15-17-21-25(23)32-26-22(31(21,13)14)18-16-20-24(26)34(29(7,8)9)30(10,11)12/h15-20H,1-14H3
InChIKey :ZEIZANJFJXHMNS-UHFFFAOYSA-N
SMILES :CC(C)(C)P(c1cccc2c1Oc3c(cccc3C2(C)C)P(C(C)(C)C)C(C)(C)C)C(C)(C)C
CAS DataBase Reference :856405-77-1

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:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P405 Store locked up.

Description

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