Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Phosphine oxide, 1,1'-(1,2-ethanediyl)bis[diphenyl-
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Phosphine oxide, 1,1'-(1,2-ethanediyl)bis[diphenyl-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Shanghai Amole Biotechnology Co., Ltd.
China
Product Name: Phosphine oxide, 1,1'-(1,2-ethanediyl)bis[diphenyl-
Price: ￥Inquiry/100mg ￥Inquiry/1g ￥Inquiry/250mg ￥Inquiry/5g
Purity: 98.0%
Stocking Period: Inquiry
Contact: Xiyao Wang
Email: 3623107365@qq.com

4141-50-8

4141-50-8 structure

4141-50-8 structure

Name: Phosphine oxide, 1,1'-(1,2-ethanediyl)bis[diphenyl-
Chemical Name: Tetra-P-phenyl-P,P'-ethanediyl-bis-phosphine oxide
CAS Number: 4141-50-8
Molecular Formula: C₂₆H₂₄O₂P₂
Molecular Weight: 430.41500
Create Date: 2017-09-07 11:49:10
Modify Date: 2025-08-26 01:27:20

Name	Tetra-P-phenyl-P,P'-ethanediyl-bis-phosphine oxide

Density	1.21g/cm3
Boiling Point	553.7ºC at 760 mmHg
Molecular Formula	C₂₆H₂₄O₂P₂
Molecular Weight	430.41500
Flash Point	288.7ºC
Exact Mass	430.12500
PSA	53.76000
LogP	5.01460
Index of Refraction	1.617

HS Code	2902909090

Precursor 10
107-06-2 4559-70-0 1663-45-2 24456-27-7
598-79-8 75-21-8 113237-53-9 4336-75-8
74-86-2 5044-52-0
DownStream 2
1663-45-2 984-43-0

HS Code	2902909090
Summary	2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

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