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Merck

682144

Sigma-Aldrich

(R)-(–)-4,12-双(二苯基膦)-[2.2]-对环芳烷

96%

别名:

(R)-Phanephos

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About This Item

经验公式(希尔记法):
C40H34P2
分子量:
576.65
MDL號碼:
分類程式碼代碼:
12352002
PubChem物質ID:
NACRES:
NA.22

品質等級

化驗

96%

形狀

solid

光學活性

[α]/D -34±4°, c = 1 in chloroform

mp

222-226 °C

官能基

phosphine

InChI

1S/C40H34P2/c1-5-13-35(14-6-1)41(36-15-7-2-8-16-36)39-29-31-21-25-33(39)27-23-32-22-26-34(28-24-31)40(30-32)42(37-17-9-3-10-18-37)38-19-11-4-12-20-38/h1-22,25-26,29-30H,23-24,27-28H2

InChI 密鑰

GYZZZILPVUYAFJ-UHFFFAOYSA-N

應用

脱氢氨基酸、甲酯和酮的不对称氢化反应的有效配体。
(R)-(-)-4,12-Bis(diphenylphosphino)-[2.2]-paracyclophane may be used as a ligand in the following processes:
  • Enantioselective reductive cyclization of 1,6-enynes via asymmetric hydrogenation in the presence of a rhodium catalyst to form alkylidene-substituted heterocycles.
  • Asymmetric hydroboration of 3,3-disubstituted cyclopropenes to form 2,2-disubstituted cyclopropyl boronates.
  • Asymmetric ring-opening reactions of azabenzonorbornadienes in the presence of zinc(II) triflate and palladium(II) acetate to form aminodihydronaphthalenes.

法律資訊

与 Johnson Matthey Catalyst 联合销售,仅供研究使用。适用美国专利 US5874629 以及由此产生的专利。

儲存類別代碼

11 - Combustible Solids

水污染物質分類(WGK)

WGK 3

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

dust mask type N95 (US), Eyeshields, Gloves


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商品

The P-Phos ligand family was developed by Professor Chan of Hong Kong Polytechnic University and licensed to JM CCT in 2002. P-Phos is an atropisomeric biaryl bisphosphine with the unique feature of incorporating two methoxy-substituted pyridine rings in the backbone.

The P-Phos ligand family was developed by Professor Chan of Hong Kong Polytechnic University and licensed to JM CCT in 2002. P-Phos is an atropisomeric biaryl bisphosphine with the unique feature of incorporating two methoxy-substituted pyridine rings in the backbone.

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