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Merck

8.24429

(4S,5S)-(+)-4,5-Bis(diphenylphosphinomethyl)-2,2- dimethyl-1,3-dioxolane

for synthesis

Synonym(s):

(4S,5S)-(+)-4,5-Bis(diphenylphosphinomethyl)-2,2- dimethyl-1,3-dioxolane, (+)-DIOP, (+)-2,3-O-Isopropylidene-2,3-dihydroxy-1,4-bis(diphenylphosphino)-butane, (+)-1,4-Bis(diphenylphosphino)-1,4-dideoxy-2,3-O-isopropylidene-D-threitol

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About This Item

Empirical Formula (Hill Notation):
C31H32O2P2
CAS Number:
Molecular Weight:
498.53
EC Index Number:
253-307-9
UNSPSC Code:
12352128
MDL number:
Assay:
≥95.0% (HPLC)
Form:
powder
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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-/m1/s1

InChI key

VCHDBLPQYJAQSQ-LOYHVIPDSA-N

assay

≥95.0% (HPLC)

form

powder

mp

86-89 °C

storage temp.

2-30°C

Analysis Note

Assay (HPLC, area%): ≥ 95.0 % (a/a)
Melting range (lower value): ≥ 87 °C
Melting range (upper value): ≤ 91 °C
Spec. rotation [α²0/D (c=2 in benzene): +11.5 - +13.5 °
Identity (IR): passes test

pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

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

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_c

Not applicable


Certificates of Analysis (COA)

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