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20424

Sigma-Aldrich

(2S,4S)-1-tert-Butoxycarbonyl-4-diphenylphosphino-2-(diphenylphosphinomethyl)pyrrolidine

≥96.0% (sum of enantiomers, HPLC)

Synonym(s):

(2S,4S)-1-Boc-4-diphenylphosphino-2-(diphenylphosphinomethyl)pyrrolidine, BPPM

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About This Item

Empirical Formula (Hill Notation):
C34H37NO2P2
CAS Number:
61478-28-2
Molecular Weight:
553.61
Beilstein:
466510
MDL number:
MFCD01631275
UNSPSC Code:
12352005
PubChem Substance ID:
57647836

Assay

≥96.0% (sum of enantiomers, HPLC)

form

solid

optical activity

[α]20/D −39±2°, c = 1% in benzene

mp

96-100 °C

storage temp.

2-8°C

SMILES string

CC(C)(C)OC(=O)N1C[C@H](C[C@H]1CP(c2ccccc2)c3ccccc3)P(c4ccccc4)c5ccccc5

InChI

1S/C34H37NO2P2/c1-34(2,3)37-33(36)35-25-32(39(30-20-12-6-13-21-30)31-22-14-7-15-23-31)24-27(35)26-38(28-16-8-4-9-17-28)29-18-10-5-11-19-29/h4-23,27,32H,24-26H2,1-3H3/t27-,32-/m0/s1

InChI key

BFMKBYZEJOQYIM-UCGGBYDDSA-N

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Other Notes

Chiral phosphine ligand for the rhodium catalyzed asymmetric hydrogenation of olefins and ketones. α-Amino acids are obtained in very high optical purity ; Hydrogenation of ketones to alcohols; Hydroformylation

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
BCBH8587V
1322345
1251113
1222622
070582/1

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Journal of the American Chemical Society, 109, 7122-7122 (1987)
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The Journal of Organic Chemistry, 45, 4728-4728 (1980)
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Organic Syntheses, 63, 18-18 (1985)

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