CAS 856405-77-1|9,9-DIMETHYL-4,5-BIS(DI-T-BUTYLPHOSPHINO)XANTHENE, MIN. 97 T-BU-XANTPHOS

Introduction：Basic information about CAS 856405-77-1|9,9-DIMETHYL-4,5-BIS(DI-T-BUTYLPHOSPHINO)XANTHENE, MIN. 97 T-BU-XANTPHOS, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Safety Information
4. Synonyms

Common Name	9,9-DIMETHYL-4,5-BIS(DI-T-BUTYLPHOSPHINO)XANTHENE, MIN. 97 T-BU-XANTPHOS
CAS Number	856405-77-1	Molecular Weight	498.66000
Density	/	Boiling Point	/
Molecular Formula	C₃₁H₄₈OP₂	Melting Point	153-157°C
MSDS	ChineseUSA	Flash Point	/

Names

Name	ditert-butyl-(5-ditert-butylphosphanyl-9,9-dimethylxanthen-4-yl)phosphane
Synonym	More Synonyms

Chemical & Physical Properties

Melting Point	153-157°C
Molecular Formula	C₃₁H₄₈OP₂
Molecular Weight	498.66000
Exact Mass	498.31800
PSA	36.41000
LogP	9.52660
InChIKey	ZEIZANJFJXHMNS-UHFFFAOYSA-N
SMILES	CC1(C)c2cccc(P(C(C)(C)C)C(C)(C)C)c2Oc2c(P(C(C)(C)C)C(C)(C)C)cccc21

Safety Information

Personal Protective Equipment	Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
RIDADR	NONH for all modes of transport

Synonyms

t-Bu-Xantphos

9,9-Dimethyl-4,5-bis(di-tert-butylphosphino)xanthene

4,5-Bis(di-tert-butylphosphino)-9,9-dimethylxanthene

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