Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

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

53521-41-8

53521-41-8 structure

53521-41-8 structure

Name: dioctylisopentylphosphine oxide
Chemical Name: (3-Methylbutyl)(dioctyl)phosphine oxide
CAS Number: 53521-41-8
Molecular Formula: C₂₁H₄₅OP
Molecular Weight: 344.555
Create Date: 2018-05-12 21:29:38
Modify Date: 2025-10-07 18:08:05

Names
Properties

Name	(3-Methylbutyl)(dioctyl)phosphine oxide
Synonyms	(3-Methylbutyl)(dioctyl)phosphine oxide Phosphorane, (3-methylbutyl)dioctyl-, oxide

Density	0.9±0.1 g/cm3
Boiling Point	464.2±14.0 °C at 760 mmHg
Molecular Formula	C₂₁H₄₅OP
Molecular Weight	344.555
Flash Point	234.6±20.1 °C
Exact Mass	344.320801
PSA	26.88000
LogP	7.62
Vapour Pressure	0.0±1.1 mmHg at 25°C
Index of Refraction	1.444

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