Cas no 919778-41-9 (Phosphine, 1,1'-(1,2-phenylene)bis[1-(1,1-dimethylethyl)-1-methyl-)

Phosphine, 1,1'-(1,2-phenylene)bis[1-(1,1-dimethylethyl)-1-methyl- structure
919778-41-9 structure
Product Name:Phosphine, 1,1'-(1,2-phenylene)bis[1-(1,1-dimethylethyl)-1-methyl-
CAS No:919778-41-9
MF:C16H28P2
MW:282.341046333313
MDL:MFCD18837015
CID:761363
PubChem ID:13614008
Update Time:2024-10-26

Phosphine, 1,1'-(1,2-phenylene)bis[1-(1,1-dimethylethyl)-1-methyl- Chemical and Physical Properties

Names and Identifiers

    • (R,R)-(+)-1,2-BIS(T-BUTYLMETHYLPHOSPHINO)BENZENE (R,R)-BENZP*
    • tert-butyl-[2-[tert-butyl(methyl)phosphanyl]phenyl]-methylphosphane
    • (1R,1′R)-1,1′-(1,2-Phenylene)bis[1-(1,1-dimethylethyl)-1-methylphosphine] (ACI)
    • Phosphine, 1,1′-(1,2-phenylene)bis[1-(1,1-dimethylethyl)-1-methyl-, (R,R)- (9CI)
    • (R,R)-BenzP
    • 1，2-Bis((R)-tert-butyl(methyl)phosphino)benzene
    • DTXSID20545044
    • 1,2-bis((R)-tert-butyl(methyl)phosphaneyl)benzene
    • Phosphine, 1,1'-(1,2-phenylene)bis[1-(1,1-dimethylethyl)-1-methyl-
    • (S,S)-(-)-1,2-Bis(t-butylmethylphosphino)benzene (S,S)-BenzP*
    • 1,2-bis(t-butylmethylphosphino)benzene
    • MFCD29919367
    • 1355162-85-4
    • (r,r)-(+)-1,2-bis(t-butylmethylphosphino)benzene
    • SCHEMBL15063247
    • (1,2-Phenylene)bis[tert-butyl(methyl)phosphane]
    • (R,R)-(+)-1,2-Bis(t-butylmethylphosphino)benzene (R,R)-BenzP*
    • TERT-BUTYL({2-[TERT-BUTYL(METHYL)PHOSPHANYL]PHENYL})METHYLPHOSPHANE
    • SY325061
    • 919778-41-9
    • MDL： MFCD18837015
    • Inchi： 1S/C16H28P2/c1-15(2,3)17(7)13-11-9-10-12-14(13)18(8)16(4,5)6/h9-12H,1-8H3/t17-,18+
    • InChI Key： JFUWTGUCFKJVST-HDICACEKSA-N
    • SMILES： [P@](C1C=CC=CC=1[P@](C)C(C)(C)C)(C)C(C)(C)C

Computed Properties

  • Exact Mass: 282.16662489g/mol
  • Monoisotopic Mass: 282.16662489g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 0
  • Hydrogen Bond Acceptor Count: 0
  • Heavy Atom Count: 18
  • Rotatable Bond Count: 4
  • Complexity: 231
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 2
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • XLogP3: 3
  • Topological Polar Surface Area: 0?2

Phosphine, 1,1'-(1,2-phenylene)bis[1-(1,1-dimethylethyl)-1-methyl- Pricemore >>

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Phosphine, 1,1'-(1,2-phenylene)bis[1-(1,1-dimethylethyl)-1-methyl- Production Method

Production Method 1

Reaction Conditions
1.1 Reagents: Tetrabutylammonium fluoride Solvents: Chlorobenzene ;  48 h, 70 °C
Reference
Facile Synthesis of Highly Congested 1,2-Diphosphinobenzenes from Bis(phosphine)boronium Salts
Yamamoto, Yoshikazu; Koizumi, Toru; Katagiri, Kosuke; Furuya, Yui; Danjo, Hiroshi; et al, Organic Letters, 2006, 8(26), 6103-6106

Production Method 2

Reaction Conditions
1.1 Catalysts: Dabco Solvents: Tetrahydrofuran ;  2 h, 70 °C; 70 °C → -78 °C
1.2 Reagents: sec-Butyllithium Solvents: Hexane ;  -78 °C; 30 min, -78 °C
1.3 Solvents: Tetrahydrofuran ;  1 h, -78 °C; 1 h, rt; rt → 0 °C
1.4 Solvents: Tetrahydrofuran ;  1 h, rt
Reference
Phosphine transition metal complex as antitumor agent and method the preparation thereof
, World Intellectual Property Organization, , ,

Production Method 3

Reaction Conditions
1.1 Reagents: Dabco Solvents: Tetrahydrofuran ;  2 h, 70 °C; 70 °C → -78 °C
1.2 Reagents: sec-Butyllithium Solvents: Hexane ;  -78 °C; 30 min, -78 °C
1.3 Solvents: Tetrahydrofuran ;  1 h, -78 °C → 20 °C; 1 h, 20 °C; 20 °C → 0 °C
1.4 Solvents: Tetrahydrofuran ;  0 °C → 20 °C; 1 h, 20 °C
Reference
Phosphinobenzene borane derivative production method, 1,2-bis(dialkylphosphino)benzene derivative production method and transition metal complex
, World Intellectual Property Organization, , ,

Production Method 4

Reaction Conditions
1.1 Reagents: Dabco Solvents: Tetrahydrofuran ;  2 h, 70 °C
1.2 Reagents: sec-Butyllithium Solvents: Hexane ;  -78 °C; 30 min, -78 °C
1.3 Solvents: Tetrahydrofuran ;  -78 °C; 1 h, -78 °C → rt; 1 h, rt; rt → 0 °C
1.4 Solvents: Tetrahydrofuran ;  1 h, 0 °C → rt
Reference
Preparation of optically active 1,2-bis(dialkylphosphino)benzenes as ligands for asymmetric hydrogenation catalysts
, Japan, , ,

Production Method 5

Reaction Conditions
1.1 Reagents: Dabco Solvents: Tetrahydrofuran ;  1.5 h, reflux; reflux → -80 °C
1.2 Reagents: sec-Butyllithium Solvents: Hexane ,  Cyclohexane ;  30 min, -80 °C
1.3 Solvents: Tetrahydrofuran ;  1 h, -80 °C → rt; 1 h, rt; cooled
1.4 Solvents: Tetrahydrofuran ;  cooled; 1 h, rt
Reference
Rigid P-Chiral Phosphine Ligands with tert-Butylmethylphosphino Groups for Rhodium-Catalyzed Asymmetric Hydrogenation of Functionalized Alkenes
Imamoto, Tsuneo; Tamura, Ken; Zhang, Zhenfeng; Horiuchi, Yumi; Sugiya, Masashi; et al, Journal of the American Chemical Society, 2012, 134(3), 1754-1769

Production Method 6

Reaction Conditions
1.1 Reagents: Dabco Solvents: Tetrahydrofuran ;  1.5 h, reflux; reflux → -80 °C
1.2 Reagents: sec-Butyllithium Solvents: Hexane ,  Cyclohexane ;  30 min, -80 °C
1.3 Solvents: Tetrahydrofuran ;  1 h, -80 °C → rt; 1 h, rt
1.4 1 h, rt
1.5 Reagents: Ammonium chloride Solvents: Water
Reference
Enantiopure 1,2-Bis(tert-butylmethylphosphino)benzene as a Highly Efficient Ligand in Rhodium-Catalyzed Asymmetric Hydrogenation
Tamura, Ken; Sugiya, Masashi; Yoshida, Kazuhiro; Yanagisawa, Akira; Imamoto, Tsuneo, Organic Letters, 2010, 12(19), 4400-4403

Phosphine, 1,1'-(1,2-phenylene)bis[1-(1,1-dimethylethyl)-1-methyl- Raw materials

Phosphine, 1,1'-(1,2-phenylene)bis[1-(1,1-dimethylethyl)-1-methyl- Preparation Products

Phosphine, 1,1'-(1,2-phenylene)bis[1-(1,1-dimethylethyl)-1-methyl- Suppliers

Amadis Chemical Company Limited
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(CAS:919778-41-9)Phosphine, 1,1'-(1,2-phenylene)bis[1-(1,1-dimethylethyl)-1-methyl-
Order Number:A948859
Stock Status:in Stock
Quantity:250mg/1g
Purity:99%
Pricing Information Last Updated:Friday, 30 August 2024 16:02
Price ($):204.0/816.0

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919778-41-9 (Phosphine, 1,1'-(1,2-phenylene)bis[1-(1,1-dimethylethyl)-1-methyl-) Related Products

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Amadis Chemical Company Limited
(CAS:919778-41-9)Phosphine, 1,1'-(1,2-phenylene)bis[1-(1,1-dimethylethyl)-1-methyl-
A948859
Purity:99%/99%
Quantity:250mg/1g
Price ($):204.0/816.0
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