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237655

Sigma-Aldrich

(-)-2,3-O-异丙烯基-2,3-二羟基-1,4-双(二苯基膦)丁烷

98%

同義詞:

(-)-1,4-双(二苯基膦)-1,4-二脱氧-2,3-O-异亚丙基-L-苏糖醇, (4R,5R)-4,5-双(二苯基膦-甲基)-2,2-二甲基-1,3-二氧戊环, (4R-反式)-[(2,2-二甲基-1,3-二氧戊环-4,5-二基)双(亚甲基)]双(二苯基膦), (R,R)-DIOP

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About This Item

經驗公式(希爾表示法):
C31H32O2P2
CAS號碼:
分子量::
498.53
Beilstein:
1441045
EC號碼:
MDL號碼:
分類程式碼代碼:
12352005
PubChem物質ID:
NACRES:
NA.22

化驗

98%

光學活性

[α]19/D −26°, c = 2.3 in chloroform

mp

88-90 °C (lit.)

儲存溫度

2-8°C

SMILES 字串

CC1(C)O[C@@H](CP(c2ccccc2)c3ccccc3)[C@H](CP(c4ccccc4)c5ccccc5)O1

InChI

1S/C31H32O2P2/c1-31(2)32-29(23-34(25-15-7-3-8-16-25)26-17-9-4-10-18-26)30(33-31)24-35(27-19-11-5-12-20-27)28-21-13-6-14-22-28/h3-22,29-30H,23-24H2,1-2H3/t29-,30-/m0/s1

InChI 密鑰

VCHDBLPQYJAQSQ-KYJUHHDHSA-N

尋找類似的產品? 前往 產品比較指南

一般說明

(-)-2,3-O-Isopropylidene-2,3-dihydroxy-1,4-bis(diphenylphosphino)butane is a C2 chelating diphosphine ligand for transition metal complexes during asymmetric catalysis.

應用

用于原位制备手性氢化催化剂。

象形圖

Exclamation mark

訊號詞

Warning

危險聲明

危險分類

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

標靶器官

Respiratory system

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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分析證明 (COA)

Lot/Batch Number

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存取文件庫

(2, 3-O-Isopropylidene)-2, 3-dihydroxy-1, 4-bis (diphenylphosphino) butane
Kagan H and Anderson MB
e-EROS Encyclopedia of Reagents for Organic Synthesis. (2016)

文章

Rewarded by a Nobel Prize in 2001 for his pioneering work in asymmetric synthesis, Knowles was the first to develop a transition-metal chiral catalyst based on a chiral diphosphine ligand, DIPAMP, that could transfer chirality to a prochiral substrate with high enantiomeric excesses.

DIOP

DIOP

Rewarded by a Nobel Prize in 2001 for his pioneering work in asymmetric synthesis, Knowles was the first to develop a transition-metal chiral catalyst based on a chiral diphosphine ligand, DIPAMP, that could transfer chirality to a prochiral substrate with high enantiomeric excesses.

我們的科學家團隊在所有研究領域都有豐富的經驗,包括生命科學、材料科學、化學合成、色譜、分析等.

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